Merge branch 'master' of ssh://bitbucket.org/czan/honours

1 files changed, 51 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/exceptions-no-rtti.cpp b/clang/test/CodeGenCXX/exceptions-no-rtti.cpp
new file mode 100644
index 0000000..902d6ac
--- /dev/null
+++ b/clang/test/CodeGenCXX/exceptions-no-rtti.cpp
@@ -0,0 +1,51 @@
+// RUN: %clang_cc1 -fno-rtti -fcxx-exceptions -fexceptions %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
+
+// CHECK: @_ZTIN5test11AE = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTIN5test11BE = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTIN5test11CE = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTIN5test11DE = linkonce_odr unnamed_addr constant
+// CHECK: @_ZTIPN5test11DE = linkonce_odr unnamed_addr constant {{.*}} @_ZTIN5test11DE
+
+// PR6974: this shouldn't crash
+namespace test0 {
+  class err {};
+
+  void f(void) {
+    try {
+    } catch (err &) {
+    }
+  }
+}
+
+namespace test1 {
+  // These classes have key functions defined out-of-line.  Under
+  // normal circumstances, we wouldn't generate RTTI for them; under
+  // -fno-rtti, we generate RTTI only when required by EH.  But
+  // everything gets hidden visibility because we assume that all
+  // users are also compiled under -fno-rtti and therefore will be
+  // emitting RTTI regardless of key function.
+  class A { virtual void foo(); };
+  class B { virtual void foo(); };
+  class C { virtual void foo(); };
+  class D { virtual void foo(); };
+
+  void opaque();
+
+  void test0() {
+    throw A();
+  }
+
+  void test1() throw(B) {
+    opaque();
+  }
+
+  void test2() {
+    try {
+      opaque();
+    } catch (C&) {}
+  }
+
+  void test3(D *ptr) {
+    throw ptr;
+  };
+}