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-rw-r--r--Lib/distutils/command/build_ext.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/distutils/command/build_ext.py b/Lib/distutils/command/build_ext.py
index 82474de..12d4083 100644
--- a/Lib/distutils/command/build_ext.py
+++ b/Lib/distutils/command/build_ext.py
@@ -533,7 +533,8 @@ class build_ext (Command):
if self.swig_cpp:
log.warn("--swig-cpp is deprecated - use --swig-opts=-c++")
- if self.swig_cpp or ('-c++' in self.swig_opts):
+ if self.swig_cpp or ('-c++' in self.swig_opts) or \
+ ('-c++' in extension.swig_opts):
target_ext = '.cpp'
else:
target_ext = '.c'