diff options
Diffstat (limited to 'ares/m4')
| -rw-r--r-- | ares/m4/cares-compilers.m4 | 81 |
1 files changed, 51 insertions, 30 deletions
diff --git a/ares/m4/cares-compilers.m4 b/ares/m4/cares-compilers.m4 index 3e4b158fc..deaab26ba 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 41 +# serial 42 dnl CARES_CHECK_COMPILER @@ -923,39 +923,60 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [ tmp_CPPFLAGS="$tmp_CPPFLAGS -Wall -w2" dnl Perform extra compile-time code checking tmp_CPPFLAGS="$tmp_CPPFLAGS -Wcheck" + dnl Warn on nested comments + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wcomment" + dnl Show warnings relative to deprecated features + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wdeprecated" + dnl Enable warnings for missing prototypes + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wmissing-prototypes" + dnl Enable warnings for 64-bit portability issues + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wp64" + dnl Enable warnings for questionable pointer arithmetic + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wpointer-arith" + dnl Check for function return typw issues + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wreturn-type" + dnl Warn on variable declarations hiding a previous one + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wshadow" + dnl Warn when a variable is used before initialized + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wuninitialized" + dnl Warn if a declared function is not used + tmp_CPPFLAGS="$tmp_CPPFLAGS -Wunused-function" fi dnl Disable using EBP register in optimizations tmp_CFLAGS="$tmp_CFLAGS -fno-omit-frame-pointer" - dnl Disable inlining of user-defined functions - tmp_CFLAGS="$tmp_CFLAGS -Ob0" - dnl Disable inline expansion of intrinsic functions - tmp_CFLAGS="$tmp_CFLAGS -fno-builtin" - dnl Disable inlining of functions - tmp_CFLAGS="$tmp_CFLAGS -fno-inline" - dnl Disable some IPO for single file optimizations - tmp_CFLAGS="$tmp_CFLAGS -fno-inline-functions" - dnl Disable inlining of standard library functions - tmp_CFLAGS="$tmp_CFLAGS -nolib-inline" - dnl Disable full and partial inlining when IPO - tmp_CFLAGS="$tmp_CFLAGS -ip-no-inlining" - dnl Enable floating-point stack integrity checks - 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="$tmp_CFLAGS -ffnalias" - dnl Disable prefetch insertion optimization - tmp_CFLAGS="$tmp_CFLAGS -no-prefetch" - dnl Disable loop unrolling optimization - tmp_CFLAGS="$tmp_CFLAGS -unroll0" + dnl Disable some optimizations to debug icc 9.1 SIGSEGV + if test "$INTEL_UNIX_C_OPT_SIGSEGV" = "yes"; then + dnl Disable inlining of user-defined functions + tmp_CFLAGS="$tmp_CFLAGS -Ob0" + dnl Disable inline expansion of intrinsic functions + tmp_CFLAGS="$tmp_CFLAGS -fno-builtin" + dnl Disable inlining of functions + tmp_CFLAGS="$tmp_CFLAGS -fno-inline" + dnl Disable some IPO for single file optimizations + tmp_CFLAGS="$tmp_CFLAGS -fno-inline-functions" + dnl Disable inlining of standard library functions + tmp_CFLAGS="$tmp_CFLAGS -nolib-inline" + dnl Disable full and partial inlining when IPO + tmp_CFLAGS="$tmp_CFLAGS -ip-no-inlining" + dnl Enable floating-point stack integrity checks + tmp_CFLAGS="$tmp_CFLAGS -fpstkchk" + dnl Enable run-time detection of buffer overruns. + tmp_CFLAGS="$tmp_CFLAGS -fstack-security-check" + 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" + dnl Disable prefetch insertion optimization + tmp_CFLAGS="$tmp_CFLAGS -no-prefetch" + dnl Disable loop unrolling optimization + tmp_CFLAGS="$tmp_CFLAGS -unroll0" + fi fi ;; # @@ -970,7 +991,7 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [ if test "$want_warnings" = "yes"; then dnl Highest warning level is double -A, next is single -A. dnl Due to the big number of warnings these trigger on third - dnl party header files it is impratical for us to use any of + dnl party header files it is impractical for us to use any of dnl them here. If you want them simply define it in CPPFLAGS. tmp_CFLAGS="$tmp_CFLAGS" fi |