commit 503e5e12c27bf130d388e09fe770d16d9b486821
author Stefan Krah <skrah@bytereef.org> Wed Sep 14 15:19:42 2011 +0200
committer Stefan Krah <skrah@bytereef.org> Wed Sep 14 15:19:42 2011 +0200
tree 6ad3abf2feb64609d386d9cac8d1e56cc97f47f1
parent 0d4c34c6ecde228c6b4c87ffce136313a85387ab

Backport fix for issue #11149.

configure

diff --git a/configure b/configure
index 99a7c71..7d6423a 100755
--- a/configure
+++ b/configure
@@ -5411,6 +5411,12 @@
         if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then
            WRAP="-fwrapv"
         fi
+
+        # Clang also needs -fwrapv
+        if test "$CC" = "clang" ; then
+            WRAP="-fwrapv"
+        fi
+
 	case $ac_cv_prog_cc_g in
 	yes)
 	    if test "$Py_DEBUG" = 'true' ; then