diff options
Diffstat (limited to 'ares/m4/cares-compilers.m4')
| -rw-r--r-- | ares/m4/cares-compilers.m4 | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/ares/m4/cares-compilers.m4 b/ares/m4/cares-compilers.m4 index 422e13baa..9dea76b40 100644 --- a/ares/m4/cares-compilers.m4 +++ b/ares/m4/cares-compilers.m4 @@ -16,7 +16,7 @@ #*************************************************************************** # File version for 'aclocal' use. Keep it a single number. -# serial 38 +# serial 39 dnl CARES_CHECK_COMPILER @@ -563,10 +563,6 @@ AC_DEFUN([CARES_SET_COMPILER_BASIC_OPTS], [ dnl #981: operands are evaluated in unspecified order dnl #1469: "cc" clobber ignored tmp_CPPFLAGS="$tmp_CPPFLAGS -wd 279,981,1469" - dnl Disable use of ANSI C aliasing rules in optimizations - tmp_CFLAGS="$tmp_CFLAGS -no-ansi-alias" - dnl Disable floating point optimizations - tmp_CFLAGS="$tmp_CFLAGS -fp-model precise" ;; # INTEL_WINDOWS_C) @@ -930,6 +926,16 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [ tmp_CFLAGS="$tmp_CFLAGS -fpstkchk" dnl Enable run-time detection of buffer overruns. tmp_CFLAGS="$tmp_CFLAGS -fstack-security-check" + dnl Disable use of ANSI C aliasing rules in optimizations + tmp_CFLAGS="$tmp_CFLAGS -no-ansi-alias" + dnl Disable floating point optimizations + tmp_CFLAGS="$tmp_CFLAGS -fp-model precise" + dnl Assume aliasing in the program. + tmp_CFLAGS="$tmp_CFLAGS -falias" + dnl Assume that arguments may be aliased. + tmp_CFLAGS="$tmp_CFLAGS -alias-args" + dnl Assume aliasing within functions + tmp_CFLAGS="$tmp_CFLAGS -ffnalias" fi ;; # |