Fix a crash in the diangostic code in EvalConstant. PR12043.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@151100 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/const-eval.c b/test/Sema/const-eval.c
index 22ac67a..a9c8806 100644
--- a/test/Sema/const-eval.c
+++ b/test/Sema/const-eval.c
@@ -112,3 +112,8 @@
// PR11391.
struct PR11391 { _Complex float f; } pr11391;
EVAL_EXPR(42, __builtin_constant_p(pr11391.f = 1))
+
+// PR12043
+float varfloat;
+const float constfloat = 0;
+EVAL_EXPR(43, varfloat && constfloat) // expected-error {{must have a constant size}}