[analyzer] Handle 'SomeVar.SomeEnumConstant', which is legal in C++.

This caused assertion failures analyzing LLVM.

<rdar://problem/12560282>

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166529 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 23 insertions, 0 deletions

diff --git a/test/Analysis/member-expr.cpp b/test/Analysis/member-expr.cpp
new file mode 100644
index 0000000000..cf437387d6
--- /dev/null
+++ b/test/Analysis/member-expr.cpp
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection %s -verify
+
+void clang_analyzer_eval(int);
+
+namespace EnumsViaMemberExpr {
+  struct Foo {
+    enum E {
+      Bar = 1
+    };
+  };
+
+  void testEnumVal(Foo Baz) {
+    clang_analyzer_eval(Baz.Bar == Foo::Bar); // expected-warning{{TRUE}}
+  }
+
+  void testEnumRef(Foo &Baz) {
+    clang_analyzer_eval(Baz.Bar == Foo::Bar); // expected-warning{{TRUE}}
+  }
+
+  void testEnumPtr(Foo *Baz) {
+    clang_analyzer_eval(Baz->Bar == Foo::Bar); // expected-warning{{TRUE}}
+  }
+}
\ No newline at end of file