Index: packages/Python/lldbsuite/test/plugins/builder_base.py
===================================================================
--- packages/Python/lldbsuite/test/plugins/builder_base.py
+++ packages/Python/lldbsuite/test/plugins/builder_base.py
@@ -22,7 +22,8 @@
 
 def getCompiler():
     """Returns the compiler in effect the test suite is running with."""
-    return os.environ["CC"] if "CC" in os.environ else "clang"
+    compiler = os.environ.get("CC", "clang")
+    return os.path.realpath(compiler)
 
 def getArchFlag():
     """Returns the flag required to specify the arch"""