Fix a crash on Mac OS when sys.prefix is different from its realpath

The problem was that new_path was actually in the environment variable, but when realpath(v) was called, it became a different string (starting with a single backslash instead of two).

Fix a crash on Mac OS when sys.prefix is different from its realpath
0a76c667 · Pascal Lamblin · fb3ceef9 · 0a76c667
--- a/theano/gof/cmodule.py
+++ b/theano/gof/cmodule.py
@@ -1684,6 +1684,7 @@ class GCC_compiler(object):
                cxxflags.extend(['-framework', 'Python'])
            if 'Anaconda' in sys.version:
                new_path = os.path.join(sys.prefix, "lib")
+                new_path = os.path.realpath(new_path)
                v = os.getenv("DYLD_FALLBACK_LIBRARY_PATH", None)
                if v is not None:
                    # This will resolve symbolic links