[clang] Upstream enum support (PR #136807)

[Bruno Cardoso Lopes via cfe-commits]

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@@ -253,3 +253,8 @@ size_type max_size(void) {
 
 // OGCG: define{{.*}} i64 @max_size()
 // OGCG:   ret i64 2305843009213693951
+
+enum {
+  um = 0,
+  dois = 1,
+};
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bcardosolopes wrote:

You should add equivalent filecheck CHECK like lines here and in the other test.

https://github.com/llvm/llvm-project/pull/136807