aboutsummaryrefslogtreecommitdiff
path: root/m4
diff options
context:
space:
mode:
authorYang Tse <yangsita@gmail.com>2008-10-24 11:27:09 +0000
committerYang Tse <yangsita@gmail.com>2008-10-24 11:27:09 +0000
commit2b77d50776a5732dd5c0aeb84ce1e67836e4d443 (patch)
tree3d6f6ee83cfb3456cab954863d30aa10eea6e108 /m4
parent6ea91af2f8f787f16b1bde88ae2293adcc961986 (diff)
icc permanent adjustment:
Select precise floating-point model, otherwise doubles are less than 64-bit wide icc test adjustment: Select c89 dialect
Diffstat (limited to 'm4')
-rw-r--r--m4/curl-compilers.m478
1 files changed, 40 insertions, 38 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4
index 5cb950e34..75ffac326 100644
--- a/m4/curl-compilers.m4
+++ b/m4/curl-compilers.m4
@@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 41
+# serial 42
dnl CURL_CHECK_COMPILER
@@ -191,6 +191,7 @@ AC_DEFUN([CURL_CHECK_COMPILER_INTEL_C], [
CURL_CHECK_DEF([__INTEL_COMPILER], [], [silent])
if test "$curl_cv_have_def___INTEL_COMPILER" = "yes"; then
AC_MSG_RESULT([yes])
+ compiler_num="$curl_cv_def___INTEL_COMPILER"
CURL_CHECK_DEF([__i386__], [], [silent])
CURL_CHECK_DEF([__unix__], [], [silent])
if test "$curl_cv_have_def___unix__" = "yes"; then
@@ -224,7 +225,6 @@ AC_DEFUN([CURL_CHECK_COMPILER_INTEL_C], [
flags_opt_yes="/O2"
flags_opt_off="/Od"
fi
- compiler_num="$curl_cv_def___INTEL_COMPILER"
else
AC_MSG_RESULT([no])
fi
@@ -565,7 +565,9 @@ AC_DEFUN([CURL_SET_COMPILER_BASIC_OPTS], [
#
dnl On unix this compiler uses gcc's header files, so
dnl we select ANSI C89 dialect plus GNU extensions.
- tmp_CPPFLAGS="$tmp_CPPFLAGS -std=gnu89"
+ dnl tmp_CFLAGS="$tmp_CFLAGS -std=gnu89"
+ dnl Select ANSI C89 dialect without GNU extensions.
+ tmp_CFLAGS="$tmp_CFLAGS -std=c89"
dnl Change some warnings into errors
dnl #140: too many arguments in function call
dnl #147: declaration is incompatible with 'previous one'
@@ -948,41 +950,41 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
dnl Warn if a declared function is not used
tmp_CPPFLAGS="$tmp_CPPFLAGS -Wunused-function"
fi
- dnl Disable using EBP register in optimizations
- tmp_CFLAGS="$tmp_CFLAGS -fno-omit-frame-pointer"
- dnl Disable use of ANSI C aliasing rules in optimizations
- tmp_CFLAGS="$tmp_CFLAGS -no-ansi-alias"
- 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="$tmp_CFLAGS -unroll0"
- fi
+ fi
+ dnl Disable using EBP register in optimizations
+ tmp_CFLAGS="$tmp_CFLAGS -fno-omit-frame-pointer"
+ dnl Disable use of ANSI C aliasing rules in optimizations
+ tmp_CFLAGS="$tmp_CFLAGS -no-ansi-alias"
+ dnl Value-safe optimizations on floating-point data
+ tmp_CFLAGS="$tmp_CFLAGS -fp-model precise"
+ 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="$tmp_CFLAGS -fstack-security-check"
+ dnl Assume aliasing in the program.
+ tmp_CFLAGS="$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
;;
#