Fix typo in check_build_sanity.py

Change-Id: I3aa34569998261b8af5a1a45f2b69a74c5dcd85b
diff --git a/scripts/check_build_sanity.py b/scripts/check_build_sanity.py
index 9b2ca46..9e41180 100644
--- a/scripts/check_build_sanity.py
+++ b/scripts/check_build_sanity.py
@@ -150,7 +150,7 @@
 					 "Release",
 					 "gcc",
 					 "g++",
-					 GCC_32BIT_CFLAGS),
+					 GCC_64BIT_CFLAGS),
 		  ANY_UNIX_GENERATOR),
 	Build("vs-64-debug",
 		  VSConfig("Debug"),