From 00d6a1d5d566df0652ed27b7fd74a092f1a83e16 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Thu, 25 Mar 2010 01:02:29 +0000
Subject: [PATCH] Merged revisions 79392 via svnmerge from
 svn+ssh://pythondev@svn.python.org/python/trunk

........
  r79392 | victor.stinner | 2010-03-25 01:21:53 +0100 (jeu., 25 mars 2010) | 3 lines

  Issue #8211: Save/restore CFLAGS around AC_PROG_CC in configure.in, compiler
  optimizations are disabled when --with-pydebug is used.
........
---
 Misc/NEWS    | 3 +++
 configure    | 2 ++
 configure.in | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/Misc/NEWS b/Misc/NEWS
index 8a63a22d2c..c0f0d81628 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@ What's New in Python 3.2 Alpha 1?
 Core and Builtins
 -----------------
 
+- Issue #8211: Save/restore CFLAGS around AC_PROG_CC in configure.in, compiler
+  optimizations are disabled when --with-pydebug is used.
+
 - Issue #8226: sys.setfilesystemencoding() raises a LookupError if the encoding
   is unknown
 
diff --git a/configure b/configure
index d9c35daaf3..3f74610443 100755
--- a/configure
+++ b/configure
@@ -2302,6 +2302,7 @@ echo "$as_me: error: cached CC is different -- throw away $cache_file
    { (exit 1); exit 1; }; }
 fi
 
+save_CFLAGS=$CFLAGS
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -3221,6 +3222,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
+CFLAGS=$save_CFLAGS
 
 
 
diff --git a/configure.in b/configure.in
index 6893a07adf..01093672b4 100644
--- a/configure.in
+++ b/configure.in
@@ -441,7 +441,9 @@ then
 (it is also a good idea to do 'make clean' before compiling)])
 fi
 
+save_CFLAGS=$CFLAGS
 AC_PROG_CC
+CFLAGS=$save_CFLAGS
 
 AC_SUBST(CXX)
 AC_SUBST(MAINCC)
-- 
2.50.1