From e8cd23de30a6c818a3fb1360c2b94549c25ef8fc Mon Sep 17 00:00:00 2001
From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Wed, 25 Jun 2003 16:08:13 +0000
Subject: fixed compilation for gcc 2.96

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@271 c046a42c-6fe2-441c-8c8c-71466251a162
---
 configure | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

(limited to 'configure')

diff --git a/configure b/configure
index b09487de93..e56c603d04 100755
--- a/configure
+++ b/configure
@@ -153,20 +153,15 @@ fi
 
 fi
 
-# check gcc version
+# check gcc options support
 cat > $TMPC <<EOF
 int main(void) {
-#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 2)
-return 0;
-#else
-#error gcc < 3.2
-#endif
 }
 EOF
 
-gcc_major="2"
-if $cc -o $TMPO $TMPC 2> /dev/null ; then
-   gcc_major="3"
+have_gcc3_options="no"
+if $cc -fno-reorder-blocks -fno-optimize-sibling-calls -o $TMPO $TMPC 2> /dev/null ; then
+   have_gcc3_options="yes"
 fi
 
 if test "$target_bigendian" = "default" ; then
@@ -224,7 +219,9 @@ echo "prefix=$prefix" >> config.mak
 echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH
 echo "MAKE=$make" >> config.mak
 echo "CC=$cc" >> config.mak
-echo "GCC_MAJOR=$gcc_major" >> config.mak
+if test "$have_gcc3_options" = "yes" ; then
+  echo "HAVE_GCC3_OPTIONS=yes" >> config.mak
+fi
 echo "HOST_CC=$host_cc" >> config.mak
 echo "AR=$ar" >> config.mak
 echo "STRIP=$strip -s -R .comment -R .note" >> config.mak
-- 
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