Fix some bugs in local class mangling brought up in PR8355.

Patch by Richard Smith!

llvm-svn: 116752

1 files changed, 81 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/mangle-local-classes-nested.cpp b/clang/test/CodeGenCXX/mangle-local-classes-nested.cpp
new file mode 100644
index 00000000000..fafa5d4e58e
--- /dev/null
+++ b/clang/test/CodeGenCXX/mangle-local-classes-nested.cpp
@@ -0,0 +1,81 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+
+// CHECK: @_ZTVZZ1HvEN1S1IEvE1S = 
+
+// CHECK: define {{.*}} @_Z2L1v(
+// CHECK: define {{.*}} @_ZZ2L1vEN1S2L2Ev(
+// CHECK: define {{.*}} @_ZZ2L1vEN1S2L2E_0v(
+// CHECK: define {{.*}} @_ZZ1FvEN1S1T1S1T1GEv(
+// CHECK: define {{.*}} @_ZZZ2L1vEN1S2L2E_0vEN1S3L3cEv(
+// CHECK: define {{.*}} @_ZZZ2L1vEN1S2L2E_0vEN1S3L3dE_0v(
+// CHECK: define {{.*}} @_ZZZ2L1vEN1S2L2EvEN1S3L3aEv(
+// CHECK: define {{.*}} @_ZZZ2L1vEN1S2L2EvEN1S3L3bE_0v(
+
+void L1() {
+  {
+    struct S {
+      void L2() {
+        {
+          struct S {
+            void L3a() {}
+          };
+          S().L3a();
+        }
+        {
+          struct S {
+            void L3b() {}
+          };
+          S().L3b();
+        }
+      }
+    };
+    S().L2();
+  }
+  {
+    struct S {
+      void L2() {
+        {
+          struct S {
+            void L3c() {}
+          };
+          S().L3c();
+        }
+        {
+          struct S {
+            void L3d() {}
+          };
+          S().L3d();
+        }
+      }
+    };
+    S().L2();
+  }
+}
+
+void F() {
+  struct S {
+    struct T {
+      struct S {
+        struct T {
+          void G() {}
+        };
+      };
+    };
+  };
+  S::T::S::T().G();
+}
+
+struct B { virtual void Foo() = 0; };
+void G(const B &);
+
+void H() {
+  struct S {
+    void I() {
+      struct S : B {
+        virtual void Foo() {}
+      };
+      G(S());
+    }
+  };
+  S().I();
+}