From: Stefan Krah <skrah@bytereef.org>
Date: Wed, 14 Sep 2011 13:14:08 +0000 (+0200)
Subject: Issue #11149: recent versions of clang require the -fwrapv flag.
X-Git-Tag: v3.2.3rc1~568
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=962055d3c658e9b2e75ba4c3682c3639eea9aed8;p=thirdparty%2FPython%2Fcpython.git

Issue #11149: recent versions of clang require the -fwrapv flag.
---

diff --git a/configure b/configure
index 9d85e359b1da..de53c09b7e35 100755
--- a/configure
+++ b/configure
@@ -5504,6 +5504,12 @@ then
         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
diff --git a/configure.in b/configure.in
index 3e60d8e01654..1bbb559aed32 100644
--- a/configure.in
+++ b/configure.in
@@ -926,6 +926,12 @@ then
         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