Build of js17 with musl toolchain

# [tuscan]
# Server = file:///var/cache/pacman/pkg/

# :: Synchronizing package databases...
# downloading tuscan.db...

# /sysroot/lib
# /sysroot/share
# /sysroot/bin
# /sysroot/include
# /sysroot/libexec

# ==> Making package: js17 17.0.0-3 (Wed Apr 5 01:44:23 UTC 2017)
# ==> Checking runtime dependencies...
# ==> Checking buildtime dependencies...
# ==> WARNING: Using existing $srcdir/ tree
# ==> Starting build()...
# creating cache ./config.cache
# checking host system type... x86_64-unknown-linux-gnu
# checking target system type... x86_64-unknown-linux-gnu
# checking build system type... x86_64-unknown-linux-gnu
# checking for gawk... gawk
# checking for perl5... no
# checking for perl... /usr/sbin/perl
# Can't use 'defined(@array)' (Maybe you should just omit the defined()?) at ./config/milestone.pl line 58.
# Can't use 'defined(@array)' (Maybe you should just omit the defined()?) at ./config/milestone.pl line 58.
# checking for gcc... clang
# checking whether the C compiler (clang ) works... yes
# checking whether the C compiler (clang ) is a cross-compiler... yes
# checking whether we are using GNU C... yes
# checking whether clang accepts -g... yes
# checking for c++... clang++
# checking whether the C++ compiler (clang++ ) works... yes
# checking whether the C++ compiler (clang++ ) is a cross-compiler... yes
# checking whether we are using GNU C++... yes
# checking whether clang++ accepts -g... yes
# checking for ranlib... ranlib
# checking for as... /sysroot/bin/as
# checking for ar... ar
# checking for ld... ld
# checking for strip... strip
# checking for windres... no
# checking how to run the C preprocessor... clang -E
# checking how to run the C++ preprocessor... clang++ -E
# checking for sb-conf... no
# checking for ve... no
# checking for a BSD compatible install... /usr/bin/install -c
# checking whether ln -s works... yes
# checking for minimum required perl version >= 5.006... 5.024000
# checking for full perl installation... yes
# checking for python2.7... /usr/sbin/python2.7
# checking for doxygen... /usr/sbin/doxygen
# checking for autoconf... /usr/sbin/autoconf
# checking for makedepend... no
# checking for xargs... /usr/sbin/xargs
# checking for gmake... no
# checking for make... /usr/sbin/make
# checking for X... libraries /usr/lib, headers /usr/include
# checking for dnet_ntoa in -ldnet... no
# checking for dnet_ntoa in -ldnet_stub... no
# checking for gethostbyname... yes
# checking for connect... yes
# checking for remove... yes
# checking for shmat... yes
# checking for IceConnectionNumber in -lICE... yes
# checking that static assertion macros used in autoconf tests work... yes
# checking whether the C compiler supports -Werror=return-type... yes
# checking whether the C compiler supports -Wtype-limits... yes
# checking whether the C compiler supports -Wempty-body... yes
# checking whether the C compiler supports -Wno-overlength-strings... yes
# checking whether the C++ compiler supports -Werror=return-type... yes
# checking whether the C++ compiler supports -Wtype-limits... yes
# checking whether the C++ compiler supports -Wempty-body... yes
# checking whether the C++ compiler supports -Wno-overlength-strings... yes
# checking whether the C++ compiler supports -Wno-invalid-offsetof... yes
# checking whether the C++ compiler supports -Wno-variadic-macros... yes
# checking whether the C++ compiler supports -Wno-extended-offsetof... yes
# checking whether ld has archive extraction flags... yes
# checking for 64-bit OS... yes
# checking for Python version >= 2.5 but not 3.x... yes
# checking for custom implementation... none specified
# checking whether the linker supports Identical Code Folding... yes
# checking whether removing dead symbols breaks debugging... no
# checking for ANSI C header files... yes
# checking for working const... yes
# checking for mode_t... yes
# checking for off_t... yes
# checking for pid_t... yes
# checking for size_t... yes
# checking for __stdcall... no
# checking for ssize_t... yes
# checking for st_blksize in struct stat... yes
# checking for siginfo_t... yes
# checking for the size of void*... 8
# checking for the alignment of void*... 8
# checking for the size of double... 8
# checking for endian.h... yes
# checking for machine/endian.h... no
# checking for sys/isa_defs.h... no
# checking for uint... yes
# checking for uint_t... no
# checking for uname.domainname... yes
# checking for uname.__domainname... no
# checking for visibility(hidden) attribute... yes
# checking for visibility(default) attribute... yes
# checking for visibility pragma support... yes
# checking For gcc visibility bug with class-level attributes (GCC bug 26905)... no
# checking For x86_64 gcc visibility bug with builtins (GCC bug 20297)... no
# checking for gcc PR49911... no
# checking for dirent.h that defines DIR... yes
# checking for opendir in -ldir... no
# checking for sys/byteorder.h... no
# checking for compat.h... no
# checking for getopt.h... yes
# checking for sys/bitypes.h... no
# checking for memory.h... yes
# checking for unistd.h... yes
# checking for gnu/libc-version.h... no
# checking for nl_types.h... yes
# checking for malloc.h... yes
# checking for X11/XKBlib.h... no
# checking for io.h... no
# checking for cpuid.h... yes
# checking for sys/statvfs.h... yes
# checking for sys/statfs.h... yes
# checking for sys/vfs.h... yes
# checking for sys/mount.h... yes
# checking for sys/quota.h... yes
# checking for linux/quota.h... no
# checking for mmintrin.h... yes
# checking for new... yes
# checking for sys/cdefs.h... no
# checking for linux/perf_event.h... no
# checking for gethostbyname_r in -lc_r... no
# checking for library containing dlopen... none required
# checking for dlfcn.h... yes
# checking for dladdr... yes
# checking for socket in -lsocket... no
# checking for pthread_create in -lpthreads... no
# checking for pthread_create in -lpthread... yes
# checking whether clang accepts -pthread... yes
# checking whether clang needs -traditional... no
# checking for 8-bit clean memcmp... no
# checking for fchmod... yes
# checking for flockfile... yes
# checking for getc_unlocked... yes
# checking for _getc_nolock... no
# checking for getpagesize... yes
# checking for lchown... yes
# checking for localtime_r... yes
# checking for lstat64... yes
# checking for memmove... yes
# checking for random... yes
# checking for rint... yes
# checking for sbrk... yes
# checking for snprintf... yes
# checking for stat64... yes
# checking for statvfs... yes
# checking for statvfs64... yes
# checking for strerror... yes
# checking for strtok_r... yes
# checking for truncate64... yes
# checking for wcrtomb... yes
# checking for mbrtowc... yes
# checking for res_ninit()... no
# checking for gnu_get_libc_version()... no
# checking for an implementation of va_copy()... no
# checking for an implementation of __va_copy()... no
# checking whether va_lists can be copied by value... yes
# checking for modern C++ template specialization syntax support... yes
# checking whether partial template specialization works... yes
# checking whether the C++ "using" keyword resolves ambiguity... yes
# checking for C++ dynamic_cast to void*... no
# checking whether C++ requires implementation of unused virtual methods... yes
# checking for trouble comparing to zero near std::operator!=()... no
# checking for __thread keyword for TLS variables... yes
# checking for malloc.h... (cached) yes
# checking for strndup... yes
# checking for posix_memalign... yes
# checking for memalign... yes
# checking for valloc... yes
# checking for __attribute__((always_inline))... yes
# checking for __attribute__((malloc))... yes
# checking for __attribute__((warn_unused_result))... yes
# checking for LC_MESSAGES... yes
# checking for localeconv... yes
# checking for nspr-config... /usr/sbin/nspr-config
# checking for NSPR - version >= 4.9.2... yes
# checking for gzread in -lz... no
# checking for valid optimization flags... yes
# checking for __cxa_demangle... yes
# checking for unwind.h... yes
# checking for _Unwind_Backtrace... no
# checking for -pipe support... yes
# checking whether C compiler supports -fprofile-generate... yes
# checking whether C++ compiler has -pedantic long long bug... no
# checking for correct overload resolution with const and templates... no
# checking for tm_zone tm_gmtoff in struct tm... yes
# checking what kind of list files are supported by the linker... linkerscript
# checking what kind of ordering can be done with the linker... section-ordering-file
# checking for readline in -lreadline... no
# configure: error: No system readline library found.
# ==> ERROR: A failure occurred in build().
# Aborting...

# This file contains any messages produced by compilers while
# running configure, to aid debugging if configure makes a mistake.
#
# configure:850: checking host system type
# configure:871: checking target system type
# configure:889: checking build system type
# configure:951: checking for gawk
# configure:1196: checking for perl5
# configure:1196: checking for perl
# configure:2566: checking for gcc
# configure:2679: checking whether the C compiler (clang ) works
# configure:2695: clang -o conftest conftest.c 1>&5
# configure:2692:1: warning: type specifier missing, defaults to 'int' [-Wimplicit-int]
# main(){return(0);}
# ^
# 1 warning generated.
# configure:2721: checking whether the C compiler (clang ) is a cross-compiler
# configure:2726: checking whether we are using GNU C
# configure:2735: clang -E conftest.c
# configure:2754: checking whether clang accepts -g
# configure:2790: checking for c++
# configure:2822: checking whether the C++ compiler (clang++ ) works
# configure:2838: clang++ -o conftest conftest.C 1>&5
# configure:2864: checking whether the C++ compiler (clang++ ) is a cross-compiler
# configure:2869: checking whether we are using GNU C++
# configure:2878: clang++ -E conftest.C
# configure:2897: checking whether clang++ accepts -g
# configure:2946: clang -c conftest.c 1>&5
# configure:2963: clang -c conftest.c 1>&5
# configure:2959:1: warning: implicitly declaring library function 'exit' with type 'void (int) __attribute__((noreturn))' [-Wimplicit-function-declaration]
# exit (42);
# ^
# configure:2959:1: note: include the header or explicitly provide a declaration for 'exit'
# 1 warning generated.
# configure:2982: checking for ranlib
# configure:3014: checking for as
# configure:3068: checking for ar
# configure:3103: checking for ld
# configure:3138: checking for strip
# configure:3173: checking for windres
# configure:3729: checking how to run the C preprocessor
# configure:3750: clang -E conftest.c >/dev/null 2>conftest.out
# configure:3809: checking how to run the C++ preprocessor
# configure:3827: clang++ -E conftest.C >/dev/null 2>conftest.out
# configure:3919: checking for sb-conf
# configure:3919: checking for ve
# configure:3981: checking for a BSD compatible install
# configure:4034: checking whether ln -s works
# configure:4057: checking for minimum required perl version >= 5.006
# configure:4068: checking for full perl installation
# configure:4083: checking for python2.7
# configure:4143: checking for doxygen
# configure:4192: checking for autoconf
# configure:4241: checking for makedepend
# configure:4289: checking for xargs
# configure:4638: checking for gmake
# configure:4638: checking for make
# configure:4705: checking for X
# configure:4772: clang -E conftest.c >/dev/null 2>conftest.out
# configure:4768:10: fatal error: 'X11/Intrinsic.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 4767 "configure"
# #include "confdefs.h"
# #include
# configure:4848: clang -o conftest conftest.c -lXt 1>&5
# configure:4844:1: warning: implicit declaration of function 'XtMalloc' is invalid in C99 [-Wimplicit-function-declaration]
# XtMalloc()
# ^
# 1 warning generated.
# /sysroot/bin/ld: error: cannot find -lXt
# /tmp/conftest-9faab2.o:conftest.c:function main: error: undefined reference to 'XtMalloc'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 4841 "configure"
# #include "confdefs.h"
#
# int main() {
# XtMalloc()
# ; return 0; }
# configure:5022: checking for dnet_ntoa in -ldnet
# configure:5041: clang -o conftest conftest.c -ldnet 1>&5
# /sysroot/bin/ld: error: cannot find -ldnet
# /tmp/conftest-040dbd.o:conftest.c:function main: error: undefined reference to 'dnet_ntoa'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 5030 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char dnet_ntoa();
#
# int main() {
# dnet_ntoa()
# ; return 0; }
# configure:5063: checking for dnet_ntoa in -ldnet_stub
# configure:5082: clang -o conftest conftest.c -ldnet_stub 1>&5
# /sysroot/bin/ld: error: cannot find -ldnet_stub
# /tmp/conftest-83522f.o:conftest.c:function main: error: undefined reference to 'dnet_ntoa'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 5071 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char dnet_ntoa();
#
# int main() {
# dnet_ntoa()
# ; return 0; }
# configure:5111: checking for gethostbyname
# configure:5139: clang -o conftest conftest.c 1>&5
# configure:5209: checking for connect
# configure:5237: clang -o conftest conftest.c 1>&5
# configure:5301: checking for remove
# configure:5329: clang -o conftest conftest.c 1>&5
# configure:5393: checking for shmat
# configure:5421: clang -o conftest conftest.c 1>&5
# configure:5494: checking for IceConnectionNumber in -lICE
# configure:5513: clang -o conftest -L/usr/lib conftest.c -lICE 1>&5
# configure:5904: clang -c conftest.c 1>&5
# configure:5900:15: error: use of undeclared identifier '__thumb2__'
# return sizeof(__thumb2__);
# ^
# 1 error generated.
# configure: failed program was:
# #line 5897 "configure"
# #include "confdefs.h"
#
# int main() {
# return sizeof(__thumb2__);
# ; return 0; }
# configure:6098: checking that static assertion macros used in autoconf tests work
# configure:6119: clang -c conftest.c 1>&5
# configure:6136: clang -c conftest.c 1>&5
# configure:6136:1: error: 'static_assert_line_6136' declared as an array with a negative size
# CONFIGURE_STATIC_ASSERT(0)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6131:44: note: expanded from macro 'CONFIGURE_STATIC_ASSERT'
# #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6132:55: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL'
# #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6133:94: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL2'
# #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
# ^~~~~~~~~~~~~~~~~~~~
# 1 error generated.
# configure: failed program was:
# #line 6129 "configure"
# #include "confdefs.h"
#
# #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
# #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
# #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
#
# int main() {
# CONFIGURE_STATIC_ASSERT(0)
# ; return 0; }
# configure:6159: clang++ -c conftest.C 1>&5
# configure:6176: clang++ -c conftest.C 1>&5
# configure:6176:1: error: 'static_assert_line_6176' declared as an array with a negative size
# CONFIGURE_STATIC_ASSERT(0)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6171:44: note: expanded from macro 'CONFIGURE_STATIC_ASSERT'
# #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6172:55: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL'
# #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# configure:6173:94: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL2'
# #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
# ^~~~~~~~~~~~~~~~~~~~
# 1 error generated.
# configure: failed program was:
# #line 6169 "configure"
# #include "confdefs.h"
#
# #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
# #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
# #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
#
# int main() {
# CONFIGURE_STATIC_ASSERT(0)
# ; return 0; }
# configure:6321: checking whether the C compiler supports -Werror=return-type
# configure:6344: clang -c -Werror -Werror=return-type -Qunused-arguments conftest.c 1>&5
# configure:6372: checking whether the C compiler supports -Wtype-limits
# configure:6395: clang -c -Werror -Wtype-limits -Qunused-arguments conftest.c 1>&5
# configure:6423: checking whether the C compiler supports -Wempty-body
# configure:6446: clang -c -Werror -Wempty-body -Qunused-arguments conftest.c 1>&5
# configure:6480: checking whether the C compiler supports -Wno-overlength-strings
# configure:6503: clang -c -Werror -Woverlength-strings -Qunused-arguments conftest.c 1>&5
# configure:6584: checking whether the C++ compiler supports -Werror=return-type
# configure:6607: clang++ -c -Werror -Werror=return-type -Qunused-arguments conftest.C 1>&5
# configure:6635: checking whether the C++ compiler supports -Wtype-limits
# configure:6658: clang++ -c -Werror -Wtype-limits -Qunused-arguments conftest.C 1>&5
# configure:6686: checking whether the C++ compiler supports -Wempty-body
# configure:6709: clang++ -c -Werror -Wempty-body -Qunused-arguments conftest.C 1>&5
# configure:6745: checking whether the C++ compiler supports -Wno-overlength-strings
# configure:6768: clang++ -c -Werror -Woverlength-strings -Qunused-arguments conftest.C 1>&5
# configure:6796: checking whether the C++ compiler supports -Wno-invalid-offsetof
# configure:6819: clang++ -c -Werror -Winvalid-offsetof -Qunused-arguments conftest.C 1>&5
# configure:6847: checking whether the C++ compiler supports -Wno-variadic-macros
# configure:6870: clang++ -c -Werror -Wvariadic-macros -Qunused-arguments conftest.C 1>&5
# configure:6922: checking whether the C++ compiler supports -Wno-extended-offsetof
# configure:6945: clang++ -c -Werror -Wextended-offsetof -Qunused-arguments conftest.C 1>&5
# configure:6983: checking whether ld has archive extraction flags
# configure:7007: clang -o conftest -Qunused-arguments -Wl,--whole-archive conftest.c -Wl,--no-whole-archive 1>&5
# configure:7042: checking for 64-bit OS
# configure:7051: clang -c -Qunused-arguments conftest.c 1>&5
# configure:7174: checking for Python version >= 2.5 but not 3.x
# configure:7185: checking for custom implementation
# configure:8539: checking whether the linker supports Identical Code Folding
# configure:8548: clang -o conftest -Wl,--icf=safe -ffunction-sections conftest.c 1>&2
# configure:8570: clang -o conftest -ffunction-sections -fdata-sections -Qunused-arguments -Wl,--icf=safe -Wl,--print-icf-sections conftest.c 1>&5
# /sysroot/bin/ld: ICF Converged after 2 iteration(s)
# /sysroot/bin/ld: ICF folding section '.text' in file '/sysroot/bin/../lib/clang/3.8.1/crtbegin.o' into '.text' in file '/sysroot/bin/../lib/crti.o'
# /sysroot/bin/ld: ICF folding section '.text' in file '/tmp/conftest-e0f0f2.o' into '.text' in file '/sysroot/bin/../lib/crti.o'
# /sysroot/bin/ld: ICF folding section '.text' in file '/sysroot/bin/../lib/clang/3.8.1/crtend.o' into '.text' in file '/sysroot/bin/../lib/crti.o'
# /sysroot/bin/ld: ICF folding section '.text' in file '/sysroot/bin/../lib/crtn.o' into '.text' in file '/sysroot/bin/../lib/crti.o'
# configure:8588: checking whether removing dead symbols breaks debugging
# configure:8595: clang -o conftest.o -ffunction-sections -fdata-sections -g -c conftest.c 1>&2
# configure:8596: clang -o conftest -Wl,--icf=safe -g -Wl,--gc-sections conftest.o 1>&2
# configure:8619: checking for ANSI C header files
# configure:8632: clang -E -Qunused-arguments conftest.c >/dev/null 2>conftest.out
# configure:8726: checking for working const
# configure:8780: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:8804: checking for mode_t
# configure:8840: checking for off_t
# configure:8876: checking for pid_t
# configure:8912: checking for size_t
# configure:8955: checking for __stdcall
# configure:8969: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -Qunused-arguments conftest.C 1>&5
# configure:8963:48: warning: calling convention '__stdcall' ignored for this target [-Wignored-attributes]
# template <> struct foo {};
# ^
# configure:8963:38: error: redefinition of 'foo'
# template <> struct foo {};
# ^~~~~~~~~~~~~~~~~~~~~~~~
# configure:8962:38: note: previous definition is here
# template <> struct foo {};
# ^
# 1 warning and 1 error generated.
# configure: failed program was:
# #line 8960 "configure"
# #include "confdefs.h"
# template struct foo;
# template <> struct foo {};
# template <> struct foo {};
# int main() {
#
# ; return 0; }
# configure:9001: checking for ssize_t
# configure:9014: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9039: checking for st_blksize in struct stat
# configure:9052: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9048:18: warning: expression result unused [-Wunused-value]
# struct stat s; s.st_blksize;
# ~ ^~~~~~~~~~
# 1 warning generated.
# configure:9076: checking for siginfo_t
# configure:9089: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9116: checking for the size of void*
# configure:9134: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9128:28: error: 'a' declared as an array with a negative size
# int a[sizeof (void*) == 4 ? 1 : -1];
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
# 1 error generated.
# configure: failed program was:
# #line 9124 "configure"
# #include "confdefs.h"
#
# int main() {
#
# int a[sizeof (void*) == 4 ? 1 : -1];
# return 0;
#
# ; return 0; }
# configure:9134: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9180: checking for the alignment of void*
# configure:9201: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9195:28: error: 'a' declared as an array with a negative size
# int a[offsetof(struct aligner, a) == 2 ? 1 : -1];
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# /sysroot/bin/../lib/clang/3.8.1/include/stddef.h:120:24: note: expanded from macro 'offsetof'
# #define offsetof(t, d) __builtin_offsetof(t, d)
# ^
# 1 error generated.
# configure: failed program was:
# #line 9188 "configure"
# #include "confdefs.h"
#
# #include
# struct aligner { char c; void* a; };
#
# int main() {
#
# int a[offsetof(struct aligner, a) == 2 ? 1 : -1];
# return 0;
#
# ; return 0; }
# configure:9201: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9195:28: error: 'a' declared as an array with a negative size
# int a[offsetof(struct aligner, a) == 4 ? 1 : -1];
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# /sysroot/bin/../lib/clang/3.8.1/include/stddef.h:120:24: note: expanded from macro 'offsetof'
# #define offsetof(t, d) __builtin_offsetof(t, d)
# ^
# 1 error generated.
# configure: failed program was:
# #line 9188 "configure"
# #include "confdefs.h"
#
# #include
# struct aligner { char c; void* a; };
#
# int main() {
#
# int a[offsetof(struct aligner, a) == 4 ? 1 : -1];
# return 0;
#
# ; return 0; }
# configure:9201: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9227: checking for the size of double
# configure:9245: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9239:28: error: 'a' declared as an array with a negative size
# int a[sizeof (double) == 6 ? 1 : -1];
# ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# 1 error generated.
# configure: failed program was:
# #line 9235 "configure"
# #include "confdefs.h"
#
# int main() {
#
# int a[sizeof (double) == 6 ? 1 : -1];
# return 0;
#
# ; return 0; }
# configure:9245: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9274: checking for endian.h
# configure:9287: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9330: checking for machine/endian.h
# configure:9343: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9337:10: fatal error: 'machine/endian.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 9335 "configure"
# #include "confdefs.h"
# #include
# #include
# int main() {
#
# ; return 0; }
# configure:9386: checking for sys/isa_defs.h
# configure:9399: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9393:10: fatal error: 'sys/isa_defs.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 9391 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:9439: checking for uint
# configure:9452: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9477: checking for uint_t
# configure:9490: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9486:1: error: unknown type name 'uint_t'; did you mean 'uint8_t'?
# uint_t foo = 0;
# ^~~~~~
# uint8_t
# /sysroot/include/bits/alltypes.h:162:25: note: 'uint8_t' declared here
# typedef unsigned char uint8_t;
# ^
# 1 error generated.
# configure: failed program was:
# #line 9482 "configure"
# #include "confdefs.h"
# #include
# #include
# int main() {
# uint_t foo = 0;
# ; return 0; }
# configure:9524: checking for uname.domainname
# configure:9537: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -Qunused-arguments conftest.C 1>&5
# configure:9564: checking for uname.__domainname
# configure:9577: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -Qunused-arguments conftest.C 1>&5
# configure:9573:62: error: no member named '__domainname' in 'utsname'; did you mean 'domainname'?
# (void)uname(res); if (res != 0) { domain = res->__domainname; }
# ^~~~~~~~~~~~
# domainname
# /sysroot/include/sys/utsname.h:18:7: note: 'domainname' declared here
# char domainname[65];
# ^
# 1 error generated.
# configure: failed program was:
# #line 9569 "configure"
# #include "confdefs.h"
# #include
# int main() {
# struct utsname *res; char *domain;
# (void)uname(res); if (res != 0) { domain = res->__domainname; }
# ; return 0; }
# configure:9613: checking for visibility(hidden) attribute
# configure:9641: checking for visibility(default) attribute
# configure:9669: checking for visibility pragma support
# configure:9694: checking For gcc visibility bug with class-level attributes (GCC bug 26905)
# configure:9722: checking For x86_64 gcc visibility bug with builtins (GCC bug 20297)
# configure:9774: checking for gcc PR49911
# configure:9869: checking for dirent.h that defines DIR
# configure:9882: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:9910: checking for opendir in -ldir
# configure:9929: clang -o conftest -ffunction-sections -fdata-sections -Qunused-arguments -Wl,--icf=safe conftest.c -ldir 1>&5
# /sysroot/bin/ld: error: cannot find -ldir
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 9918 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char opendir();
#
# int main() {
# opendir()
# ; return 0; }
# configure:10004: checking for sys/byteorder.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'sys/byteorder.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for compat.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'compat.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for getopt.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10004: checking for sys/bitypes.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'sys/bitypes.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for memory.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10004: checking for unistd.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10004: checking for gnu/libc-version.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'gnu/libc-version.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for nl_types.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10004: checking for malloc.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10004: checking for X11/XKBlib.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'X11/XKBlib.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for io.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10011:10: fatal error: 'io.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10009 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10004: checking for cpuid.h
# configure:10017: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10052: checking for sys/statvfs.h
# configure:10065: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10052: checking for sys/statfs.h
# configure:10065: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10052: checking for sys/vfs.h
# configure:10065: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10052: checking for sys/mount.h
# configure:10065: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10099: checking for sys/quota.h
# configure:10112: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10145: checking for linux/quota.h
# configure:10158: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10152:10: fatal error: 'linux/quota.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10150 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10192: checking for mmintrin.h
# configure:10205: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10245: checking for new
# configure:10258: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -Qunused-arguments conftest.C 1>&5
# configure:10357: checking for sys/cdefs.h
# configure:10370: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10364:10: fatal error: 'sys/cdefs.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10362 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10422: checking for linux/perf_event.h
# configure:10435: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10429:10: fatal error: 'linux/perf_event.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 10427 "configure"
# #include "confdefs.h"
#
# #include
# int main() {
#
# ; return 0; }
# configure:10498: checking for gethostbyname_r in -lc_r
# configure:10517: clang -o conftest -ffunction-sections -fdata-sections -Qunused-arguments -Wl,--icf=safe conftest.c -lc_r 1>&5
# /sysroot/bin/ld: error: cannot find -lc_r
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 10506 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char gethostbyname_r();
#
# int main() {
# gethostbyname_r()
# ; return 0; }
# configure:10558: checking for library containing dlopen
# configure:10576: clang -o conftest -ffunction-sections -fdata-sections -Qunused-arguments -Wl,--icf=safe conftest.c 1>&5
# configure:10616: checking for dlfcn.h
# configure:10629: clang -c -ffunction-sections -fdata-sections -Qunused-arguments conftest.c 1>&5
# configure:10666: checking for dladdr
# configure:10694: clang -o conftest -ffunction-sections -fdata-sections -D_GNU_SOURCE -Qunused-arguments -Wl,--icf=safe conftest.c 1>&5
# configure:10838: checking for socket in -lsocket
# configure:10857: clang -o conftest -ffunction-sections -fdata-sections -Qunused-arguments -Wl,--icf=safe conftest.c -lsocket 1>&5
# /sysroot/bin/ld: error: cannot find -lsocket
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 10846 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char socket();
#
# int main() {
# socket()
# ; return 0; }
# configure:10896: checking for pthread_create in -lpthreads
# clang -o dummy dummy.c -ffunction-sections -fdata-sections -Qunused-arguments -lpthreads -Wl,--icf=safe
# dummy.c:4:38: warning: control reaches end of non-void function [-Wreturn-type]
# void *foo(void *v) { int a = 1; }
# ^
# 1 warning generated.
# /sysroot/bin/ld: error: cannot find -lpthreads
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure:10919: checking for pthread_create in -lpthread
# clang -o dummy dummy.c -ffunction-sections -fdata-sections -Qunused-arguments -lpthread -Wl,--icf=safe
# dummy.c:4:38: warning: control reaches end of non-void function [-Wreturn-type]
# void *foo(void *v) { int a = 1; }
# ^
# 1 warning generated.
# configure:11024: checking whether clang accepts -pthread
# configure:11152: checking whether clang needs -traditional
# configure:11159:10: fatal error: 'sgtty.h' file not found
# #include
# ^
# 1 error generated.
# configure:11177:10: fatal error: 'termio.h' file not found
# #include
# ^
# 1 error generated.
# configure:11198: checking for 8-bit clean memcmp
# configure:11238: checking for fchmod
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for flockfile
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for getc_unlocked
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for _getc_nolock
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# /tmp/conftest-27c407.o:conftest.c:function main: error: undefined reference to '_getc_nolock'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 11243 "configure"
# #include "confdefs.h"
# /* System header to define __stub macros and hopefully few prototypes,
# which can conflict with char _getc_nolock(); below. */
# #include
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char _getc_nolock();
#
# int main() {
#
# /* The GNU C library defines this for functions which it implements
# to always fail with ENOSYS. Some functions are actually named
# something starting with __ and the normal name is an alias. */
# #if defined (__stub__getc_nolock) || defined (__stub____getc_nolock)
# choke me
# #else
# _getc_nolock();
# #endif
#
# ; return 0; }
# configure:11238: checking for getpagesize
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for lchown
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for localtime_r
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for lstat64
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for memmove
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11250:6: warning: incompatible redeclaration of library function 'memmove' [-Wincompatible-library-redeclaration]
# char memmove();
# ^
# configure:11250:6: note: 'memmove' is a builtin with type 'void *(void *, const void *, unsigned long)'
# 1 warning generated.
# configure:11238: checking for random
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for rint
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11250:6: warning: incompatible redeclaration of library function 'rint' [-Wincompatible-library-redeclaration]
# char rint();
# ^
# configure:11250:6: note: 'rint' is a builtin with type 'double (double)'
# 1 warning generated.
# configure:11238: checking for sbrk
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for snprintf
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11250:6: warning: incompatible redeclaration of library function 'snprintf' [-Wincompatible-library-redeclaration]
# char snprintf();
# ^
# configure:11250:6: note: 'snprintf' is a builtin with type 'int (char *, unsigned long, const char *, ...)'
# 1 warning generated.
# configure:11238: checking for stat64
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for statvfs
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for statvfs64
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for strerror
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11250:6: warning: incompatible redeclaration of library function 'strerror' [-Wincompatible-library-redeclaration]
# char strerror();
# ^
# configure:11250:6: note: 'strerror' is a builtin with type 'char *(int)'
# 1 warning generated.
# configure:11238: checking for strtok_r
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11238: checking for truncate64
# configure:11266: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11302: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11296:10: fatal error: 'windows.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 11295 "configure"
# #include "confdefs.h"
# #include
# int main() {
# SYSTEMTIME st;FILETIME ft;SystemTimeToFileTime(&st,&ft);
# ; return 0; }
# configure:11329: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11323:10: fatal error: 'windows.h' file not found
# #include
# ^
# 1 error generated.
# configure: failed program was:
# #line 11322 "configure"
# #include "confdefs.h"
# #include
# int main() {
# FILETIME ft;GetSystemTimeAsFileTime(&ft);
# ; return 0; }
# configure:11359: checking for wcrtomb
# configure:11371: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:11394: checking for mbrtowc
# configure:11406: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:11438: checking for res_ninit()
# configure:11455: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:11451:11: warning: implicit declaration of function 'res_ninit' is invalid in C99 [-Wimplicit-function-declaration]
# int foo = res_ninit(&_res);
# ^
# 1 warning generated.
# /tmp/conftest-13bd5f.o:conftest.c:function main: error: undefined reference to 'res_ninit'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 11443 "configure"
# #include "confdefs.h"
#
# #ifdef linux
# #define _BSD_SOURCE 1
# #endif
# #include
#
# int main() {
# int foo = res_ninit(&_res);
# ; return 0; }
# configure:11488: checking for gnu_get_libc_version()
# configure:11504: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:11500:29: error: use of undeclared identifier 'gnu_get_libc_version'
# const char *glibc_version = gnu_get_libc_version();
# ^
# 1 error generated.
# configure: failed program was:
# #line 11493 "configure"
# #include "confdefs.h"
#
# #ifdef HAVE_GNU_LIBC_VERSION_H
# #include
# #endif
#
# int main() {
# const char *glibc_version = gnu_get_libc_version();
# ; return 0; }
# configure:11538: checking for an implementation of va_copy()
# configure:11579: checking for an implementation of __va_copy()
# configure:11620: checking whether va_lists can be copied by value
# configure:11757: checking for modern C++ template specialization syntax support
# configure:11772: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:11790: checking whether partial template specialization works
# configure:11803: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:11827: checking whether the C++ "using" keyword resolves ambiguity
# configure:11848: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:11872: checking for C++ dynamic_cast to void*
# configure:11923: checking whether C++ requires implementation of unused virtual methods
# configure:11935: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# /tmp/conftest-9c48b8.o:conftest.C:function X::X(): error: undefined reference to 'vtable for X'
# /sysroot/bin/ld: the vtable symbol may be undefined because the class is missing its key function
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 11928 "configure"
# #include "confdefs.h"
# class X {private: virtual void never_called();};
# int main() {
# X x;
# ; return 0; }
# configure:11961: checking for trouble comparing to zero near std::operator!=()
# configure:11977: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:12007: checking for __thread keyword for TLS variables
# configure:12019: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe -fPIC -shared -Wl,-z,defs -Wl,--gc-sections conftest.C 1>&5
# configure:12059: checking for malloc.h
# configure:12180: checking for strndup
# configure:12211: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:12180: checking for posix_memalign
# configure:12211: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:12180: checking for memalign
# configure:12211: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:12180: checking for valloc
# configure:12211: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:12241: checking for __attribute__((always_inline))
# configure:12253: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:12268: checking for __attribute__((malloc))
# configure:12280: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:12295: checking for __attribute__((warn_unused_result))
# configure:12307: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments conftest.C 1>&5
# configure:12331: checking for LC_MESSAGES
# configure:12343: clang -c -ffunction-sections -fdata-sections -pthread -Qunused-arguments conftest.c 1>&5
# configure:12369: checking for localeconv
# configure:12397: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# configure:12584: checking for nspr-config
# configure:12619: checking for NSPR - version >= 4.9.2
# configure:12691: clang -c -ffunction-sections -fdata-sections -pthread -I/usr/include/nspr -Qunused-arguments conftest.c 1>&5
# configure:12733: checking for gzread in -lz
# configure:12752: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c -lz 1>&5
# /sysroot/bin/ld: error: cannot find -lz
# /tmp/conftest-b91904.o:conftest.c:function main: error: undefined reference to 'gzread'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 12741 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char gzread();
#
# int main() {
# gzread()
# ; return 0; }
# configure:13205: checking for valid optimization flags
# configure:13216: clang -c -ffunction-sections -fdata-sections -pthread -O3 -freorder-blocks -Qunused-arguments conftest.c 1>&5
# clang-3.8: warning: optimization flag '-freorder-blocks' is not supported
# configure:14103: checking for __cxa_demangle
# configure:14134: clang++ -o conftest -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.C 1>&5
# configure:14188: checking for unwind.h
# configure:14201: clang -c -ffunction-sections -fdata-sections -pthread -Qunused-arguments conftest.c 1>&5
# configure:14218: checking for _Unwind_Backtrace
# configure:14246: clang -o conftest -ffunction-sections -fdata-sections -pthread -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c 1>&5
# /tmp/conftest-dd2b5a.o:conftest.c:function main: error: undefined reference to '_Unwind_Backtrace'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 14223 "configure"
# #include "confdefs.h"
# /* System header to define __stub macros and hopefully few prototypes,
# which can conflict with char _Unwind_Backtrace(); below. */
# #include
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char _Unwind_Backtrace();
#
# int main() {
#
# /* The GNU C library defines this for functions which it implements
# to always fail with ENOSYS. Some functions are actually named
# something starting with __ and the normal name is an alias. */
# #if defined (__stub__Unwind_Backtrace) || defined (__stub____Unwind_Backtrace)
# choke me
# #else
# _Unwind_Backtrace();
# #endif
#
# ; return 0; }
# configure:14338: checking for -pipe support
# configure:14352: checking whether C compiler supports -fprofile-generate
# configure:14361: clang -c -ffunction-sections -fdata-sections -pthread -pipe -fprofile-generate -fprofile-correction -Qunused-arguments conftest.c 1>&5
# clang-3.8: warning: optimization flag '-fprofile-correction' is not supported
# configure:14425: checking whether C++ compiler has -pedantic long long bug
# configure:14434: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -pipe -pedantic -Qunused-arguments -Wall -Wpointer-arith -Woverloaded-virtual -Werror=return-type -Wtype-limits -Wempty-body -Wno-ctor-dtor-privacy -Wno-overlength-strings -Wno-invalid-offsetof -Wno-variadic-macros -Wno-c++0x-extensions -Wno-extended-offsetof -Wno-unknown-warning-option -Wno-return-type-c-linkage -Wno-mismatched-tags -Wno-long-long -Qunused-arguments conftest.C 1>&5
# configure:14434:1: warning: unused typedef 'static_assert_line_14434' [-Wunused-local-typedef]
# CONFIGURE_STATIC_ASSERT(sizeof(long long) == 8)
# ^
# configure:14429:44: note: expanded from macro 'CONFIGURE_STATIC_ASSERT'
# #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
# ^
# configure:14430:55: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL'
# #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
# ^
# configure:14431:68: note: expanded from macro 'CONFIGURE_STATIC_ASSERT_IMPL2'
# #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
# ^
# :3:1: note: expanded from here
# static_assert_line_14434
# ^
# 1 warning generated.
# configure:14461: checking for correct overload resolution with const and templates
# configure:14496: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -pipe -pedantic -Qunused-arguments -Wall -Wpointer-arith -Woverloaded-virtual -Werror=return-type -Wtype-limits -Wempty-body -Wno-ctor-dtor-privacy -Wno-overlength-strings -Wno-invalid-offsetof -Wno-variadic-macros -Wno-c++0x-extensions -Wno-extended-offsetof -Wno-unknown-warning-option -Wno-return-type-c-linkage -Wno-mismatched-tags -Wno-long-long -Qunused-arguments conftest.C 1>&5
# configure:14522: checking for tm_zone tm_gmtoff in struct tm
# configure:14534: clang++ -c -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -pthread -pipe -Qunused-arguments conftest.C 1>&5
# configure:14576: checking what kind of list files are supported by the linker
# configure:14581: clang -o conftest.o -c -ffunction-sections -fdata-sections -pthread -pipe -Qunused-arguments conftest.c 1>&5
# configure:14583: clang -o conftest -lpthread -Wl,--icf=safe conftest.list 1>&5
# configure:14607: checking what kind of ordering can be done with the linker
# configure:14622: clang -o conftest -ffunction-sections -fdata-sections -pthread -pipe -Qunused-arguments -lpthread -Wl,--icf=safe -Wl,--section-ordering-file,conftest.order conftest.c 1>&5
# configure:14745: checking for readline in -lreadline
# configure:14764: clang -o conftest -ffunction-sections -fdata-sections -pthread -pipe -Qunused-arguments -lpthread -Wl,--icf=safe conftest.c -lreadline 1>&5
# /sysroot/bin/ld: error: cannot find -lreadline
# /tmp/conftest-1f2986.o:conftest.c:function main: error: undefined reference to 'readline'
# clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
# configure: failed program was:
# #line 14753 "configure"
# #include "confdefs.h"
# /* Override any gcc2 internal prototype to avoid an error. */
# /* We use char because int might match the return type of a gcc2
# builtin and then its argument prototype would still apply. */
# char readline();
#
# int main() {
# readline()
# ; return 0; }