Index: SCons/Tool/gnulink.py
--- SCons/Tool/gnulink.py.orig
+++ SCons/Tool/gnulink.py
@@ -55,7 +55,7 @@ def generate(env):
 
 def exists(env):
     # TODO: sync with link.smart_link() to choose a linker
-    linkers = {'CXX': ['g++'], 'CC': ['gcc']}
+    linkers = {'CXX': ['c++'], 'CC': ['cc']}
     alltools = []
     for langvar, linktools in linkers.items():
         if langvar in env:  # use CC over CXX when user specified CC but not CXX