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glibc/sysdeps/i386/configure
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# This file is generated from configure.in by Autoconf. DO NOT EDIT! | |
# Local configure fragment for sysdeps/i386. | |
echo "$as_me:$LINENO: checking if -g produces usable source locations for assembler-with-cpp" >&5 | |
echo $ECHO_N "checking if -g produces usable source locations for assembler-with-cpp... $ECHO_C" >&6 | |
if test "${libc_cv_cpp_asm_debuginfo+set}" = set; then | |
echo $ECHO_N "(cached) $ECHO_C" >&6 | |
else | |
cat > conftest.S <<EOF | |
#include "confdefs.h" | |
/* comment on | |
two lines */ | |
${libc_cv_dot_text} | |
${libc_cv_asm_global_directive} foo | |
foo: | |
/* Unfortunately this test only works for a real instruction, | |
not for any of the machine-independent pseudo-ops. | |
So we just have to assume everybody has a "nop". */ | |
nop | |
/* comment */ | |
nop | |
/* comment */ | |
nop | |
EOF | |
if { ac_try='${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&5' | |
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 | |
(eval $ac_try) 2>&5 | |
ac_status=$? | |
echo "$as_me:$LINENO: \$? = $ac_status" >&5 | |
(exit $ac_status); }; } && { | |
ac_pattern='conftest\.S' | |
{ ac_try='readelf --debug-dump=line conftest.o | | |
grep $ac_pattern 1>&5' | |
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 | |
(eval $ac_try) 2>&5 | |
ac_status=$? | |
echo "$as_me:$LINENO: \$? = $ac_status" >&5 | |
(exit $ac_status); }; } | |
}; then | |
libc_cv_cpp_asm_debuginfo=yes | |
else | |
libc_cv_cpp_asm_debuginfo=no | |
fi | |
rm -f conftest* | |
fi | |
echo "$as_me:$LINENO: result: $libc_cv_cpp_asm_debuginfo" >&5 | |
echo "${ECHO_T}$libc_cv_cpp_asm_debuginfo" >&6 | |
if test $libc_cv_cpp_asm_debuginfo = yes; then | |
cat >>confdefs.h <<\_ACEOF | |
#define HAVE_CPP_ASM_DEBUGINFO 1 | |
_ACEOF | |
fi | |
# Tell top-level configure to try -mtune=i386. | |
libc_mtune_example=i386 |