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| author | Yang Tse <yangsita@gmail.com> | 2008-10-22 13:30:09 +0000 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2008-10-22 13:30:09 +0000 |
| commit | b93f4f623c7627919d5f29944b4e56882776732e (patch) | |
| tree | 2a91dad1ad4a5af5f458507eee5e878bf429abf5 /ares/m4 | |
| parent | 1054dc5ed1ce8e5783f3663ff49d59f72a0be517 (diff) | |
some more temporary magic for the icc seg-fault issue
Diffstat (limited to 'ares/m4')
| -rw-r--r-- | ares/m4/cares-compilers.m4 | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/ares/m4/cares-compilers.m4 b/ares/m4/cares-compilers.m4 index a799f8c8e..3e4b158fc 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 39 +# serial 41 dnl CARES_CHECK_COMPILER @@ -185,6 +185,7 @@ AC_DEFUN([CARES_CHECK_COMPILER_INTEL_C], [ CURL_CHECK_DEF([__INTEL_COMPILER], [], [silent]) if test "$curl_cv_have_def___INTEL_COMPILER" = "yes"; then AC_MSG_RESULT([yes]) + CURL_CHECK_DEF([__i386__], [], [silent]) CURL_CHECK_DEF([__unix__], [], [silent]) if test "$curl_cv_have_def___unix__" = "yes"; then compiler_id="INTEL_UNIX_C" @@ -194,6 +195,13 @@ AC_DEFUN([CARES_CHECK_COMPILER_INTEL_C], [ flags_opt_all="-O -O0 -O1 -O2 -O3 -Os" flags_opt_yes="-O2" flags_opt_off="-O0" + dnl icc 9.1 optimization on IA32 triggers SIGSEGV + if test "$curl_cv_have_def___i386__" = "yes" && + test "$compiler_num" -eq "910"; then + INTEL_UNIX_C_OPT_SIGSEGV="yes" + else + INTEL_UNIX_C_OPT_SIGSEGV="no" + fi else compiler_id="INTEL_WINDOWS_C" flags_dbg_all="/ZI /Zi /zI /zi /ZD /Zd /zD /zd /Z7 /z7 /Oy /Oy-" @@ -915,11 +923,11 @@ 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 Generate inlining diagnostics - tmp_CPPFLAGS="$tmp_CPPFLAGS -Winline" fi dnl Disable using EBP register in optimizations tmp_CFLAGS="$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 @@ -928,8 +936,8 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [ tmp_CFLAGS="$tmp_CFLAGS -fno-inline-functions" dnl Disable inlining of standard library functions tmp_CFLAGS="$tmp_CFLAGS -nolib-inline" - dnl Disable inlining of user-defined functions - tmp_CFLAGS="$tmp_CFLAGS -Ob0" + dnl Disable full and partial inlining when IPO + tmp_CFLAGS="$tmp_CFLAGS -ip-no-inlining" dnl Enable floating-point stack integrity checks tmp_CFLAGS="$tmp_CFLAGS -fpstkchk" dnl Enable run-time detection of buffer overruns. @@ -944,6 +952,10 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [ tmp_CFLAGS="$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 ;; # |