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Added tests for -Wextra/-W and --param inline-unit-growth. Converted AC_COMPILE_IFELSE() into AC_TRY_COMPILE(). Removed trailing spaces.

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git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8037
This commit is contained in:
Bart Van Assche
2008-05-11 06:41:46 +00:00
parent 95b9fc1bbd
commit 63944dedde
1 changed files with 68 additions and 18 deletions
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86
configure.in
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@@ -666,16 +666,13 @@ AC_MSG_RESULT([no])
AC_MSG_CHECKING([for pthread_mutex_t::__m_kind])
AC_COMPILE_IFELSE(
AC_TRY_COMPILE(
[
#include <pthread.h>
int main(int argc, char** argv)
{
#include <pthread.h>
], [
pthread_mutex_t m;
return m.__m_kind;
}
],
[
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_PTHREAD_MUTEX_T__M_KIND], 1,
[Define to 1 if pthread_mutex_t has a member called __m_kind.])
@@ -688,16 +685,13 @@ AC_MSG_RESULT([no])
AC_MSG_CHECKING([for pthread_mutex_t::__data.__kind])
AC_COMPILE_IFELSE(
AC_TRY_COMPILE(
[
#include <pthread.h>
int main(int argc, char** argv)
{
#include <pthread.h>
], [
pthread_mutex_t m;
return m.__data.__kind;
}
],
[
], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_PTHREAD_MUTEX_T__DATA__KIND], 1,
[Define to 1 if pthread_mutex_t has a member __data.__kind.])
@@ -908,7 +902,7 @@ AC_SUBST(PREFERRED_STACK_BOUNDARY)
# does this compiler support -Wno-pointer-sign ?
AC_MSG_CHECKING([if gcc accepts -Wno-pointer-sign ])
AC_MSG_CHECKING([if gcc accepts -Wno-pointer-sign])
safe_CFLAGS=$CFLAGS
CFLAGS="-Wno-pointer-sign"
@@ -931,7 +925,7 @@ fi
# does this compiler support -Wdeclaration-after-statement ?
AC_MSG_CHECKING([if gcc accepts -Wdeclaration-after-statement ])
AC_MSG_CHECKING([if gcc accepts -Wdeclaration-after-statement])
safe_CFLAGS=$CFLAGS
CFLAGS="-Wdeclaration-after-statement"
@@ -957,8 +951,41 @@ if test x$declaration_after_statement = xyes; then
fi
# does this compiler support -Wextra or the older -W ?
AC_MSG_CHECKING([if gcc accepts -Wextra or -W])
safe_CFLAGS=$CFLAGS
CFLAGS="-Wextra"
AC_TRY_COMPILE(
[ ],
[
return 0;
],
[
AC_SUBST([FLAG_W_EXTRA], [-Wextra])
AC_MSG_RESULT([-Wextra])
], [
CFLAGS="-W"
AC_TRY_COMPILE(
[ ],
[
return 0;
],
[
AC_SUBST([FLAG_W_EXTRA], [-W])
AC_MSG_RESULT([-W])
], [
AC_SUBST([FLAG_W_EXTRA], [])
AC_MSG_RESULT([not supported])
])
])
CFLAGS=$safe_CFLAGS
# does this compiler support -fno-stack-protector ?
AC_MSG_CHECKING([if gcc accepts -fno-stack-protector ])
AC_MSG_CHECKING([if gcc accepts -fno-stack-protector])
safe_CFLAGS=$CFLAGS
CFLAGS="-fno-stack-protector"
@@ -984,9 +1011,32 @@ if test x$no_stack_protector = xyes; then
fi
# does this compiler support --param inline-unit-growth=... ?
AC_MSG_CHECKING([if gcc accepts --param inline-unit-growth])
safe_CFLAGS=$CFLAGS
CFLAGS="--param inline-unit-growth=900"
AC_TRY_COMPILE(
[ ],
[
return 0;
],
[
AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH],
["--param inline-unit-growth=900"])
AC_MSG_RESULT([yes])
], [
AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH], [""])
AC_MSG_RESULT([no])
])
CFLAGS=$safe_CFLAGS
# does this compiler support __builtin_expect?
AC_MSG_CHECKING([if gcc supports __builtin_expect])
AC_TRY_LINK(, [
return __builtin_expect(1, 1) ? 1 : 0
],