Eliminate llvmgcc_version testing variable.

llvm-svn: 96908
diff --git a/llvm/test/FrontendC/2007-09-17-WeakRef.c b/llvm/test/FrontendC/2007-09-17-WeakRef.c
index 3cdd47e..6c420ea 100644
--- a/llvm/test/FrontendC/2007-09-17-WeakRef.c
+++ b/llvm/test/FrontendC/2007-09-17-WeakRef.c
@@ -1,6 +1,6 @@
 // RUN: %llvmgcc -O1 -S %s -o - | grep icmp
 // PR1678
-// XFAIL: llvmgcc4.0.1
+
 extern void B (void);
 static __typeof(B) A __attribute__ ((__weakref__("B")));
 int active (void)