These are only XFAILs with llvmgcc3, they pass with llvmgcc4

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27658 91177308-0d34-0410-b5e6-96231b3b80d8

test/CFrontend/2005-10-18-VariableSizedElementCrash.c

@@ -1,5 +1,6 @@
 // RUN: %llvmgcc %s -S -o -
-// XFAIL: *
+// XFAIL: llvmgcc3
+
 int sub1(int i, char *pi) {
   typedef int foo[i];
   struct bar {foo f1; int f2:3; int f3:4} *p = (struct bar *) pi;