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-rwxr-xr-xMac/BuildScript/build-installer.py2
-rw-r--r--Misc/NEWS5
2 files changed, 6 insertions, 1 deletions
diff --git a/Mac/BuildScript/build-installer.py b/Mac/BuildScript/build-installer.py
index b1f0a78..ddb067d 100755
--- a/Mac/BuildScript/build-installer.py
+++ b/Mac/BuildScript/build-installer.py
@@ -952,7 +952,7 @@ def buildPython():
"--with-universal-archs=%s "
"%s "
"LDFLAGS='-g -L%s/libraries/usr/local/lib' "
- "OPT='-g -O3 -I%s/libraries/usr/local/include' 2>&1"%(
+ "CFLAGS='-g -I%s/libraries/usr/local/include' 2>&1"%(
shellQuote(os.path.join(SRCDIR, 'configure')), shellQuote(SDKPATH),
UNIVERSALARCHS,
(' ', '--with-computed-gotos ')[PYTHON_3],
diff --git a/Misc/NEWS b/Misc/NEWS
index b986b30..d0f4eb9 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -196,6 +196,11 @@ Build
3. -sysroot and -arch flags were unnecessarily duplicated
4. there was no obvious way to configure an intel-32 only build.
+- Issue #19019: Change the OS X installer build script to use CFLAGS instead
+ of OPT for special build options. By setting OPT, some compiler-specific
+ options like -fwrapv were overridden and thus not used, which could result
+ in broken interpreters when building with clang.
+
What's New in Python 3.4.0 Alpha 3?
===================================