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Issue #24543: Use AC_LINK instead of AC_COMPILE in order to prevent false

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positives with the -flto option (gcc >= 4.9.0 and clang).
This commit is contained in:
Stefan Krah 2015-07-02 20:27:56 +02:00
parent 49c521fd5d
commit e31db2a821
2 changed files with 12 additions and 9 deletions
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15
configure vendored
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@ -13397,12 +13397,13 @@ main ()
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
have_gcc_asm_for_x64=yes
else
have_gcc_asm_for_x64=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_x64" >&5
$as_echo "$have_gcc_asm_for_x64" >&6; }
if test "$have_gcc_asm_for_x64" = yes
@ -13573,12 +13574,13 @@ main ()
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
have_gcc_asm_for_x87=yes
else
have_gcc_asm_for_x87=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_x87" >&5
$as_echo "$have_gcc_asm_for_x87" >&6; }
if test "$have_gcc_asm_for_x87" = yes
@ -13605,12 +13607,13 @@ main ()
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
have_gcc_asm_for_mc68881=yes
else
have_gcc_asm_for_mc68881=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_mc68881" >&5
$as_echo "$have_gcc_asm_for_mc68881" >&6; }
if test "$have_gcc_asm_for_mc68881" = yes