Patch #642019: Recognize gcc-x.y as gcc.
diff --git a/Lib/distutils/unixccompiler.py b/Lib/distutils/unixccompiler.py
index 603dfe9..2a6b1be 100644
--- a/Lib/distutils/unixccompiler.py
+++ b/Lib/distutils/unixccompiler.py
@@ -201,7 +201,7 @@
         if sys.platform[:6] == "darwin":
             # MacOSX's linker doesn't understand the -R flag at all
             return "-L" + dir
-        elif compiler == "gcc" or compiler == "g++":
+        elif compiler[:3] == "gcc" or compiler[:3] == "g++":
             return "-Wl,-R" + dir
         else:
             return "-R" + dir