Vendor import of clang trunk r130700:

http://llvm.org/svn/llvm-project/cfe/trunk@130700

1 files changed, 48 insertions, 0 deletions

diff --git a/test/CodeGenCXX/cxx0x-delegating-ctors.cpp b/test/CodeGenCXX/cxx0x-delegating-ctors.cpp
new file mode 100644
index 0000000..5b432c7
--- /dev/null
+++ b/test/CodeGenCXX/cxx0x-delegating-ctors.cpp
@@ -0,0 +1,48 @@
+// RUN: %clang_cc1 -emit-llvm -fexceptions -fcxx-exceptions -std=c++0x -o - %s | FileCheck %s
+
+struct non_trivial {
+  non_trivial();
+  ~non_trivial();
+};
+non_trivial::non_trivial() {}
+non_trivial::~non_trivial() {}
+
+// We use a virtual base to ensure that the constructor
+// delegation optimization (complete->base) can't be
+// performed.
+struct delegator {
+  non_trivial n; 
+  delegator();
+  delegator(int);
+  delegator(char);
+  delegator(bool);
+};
+
+delegator::delegator() {
+  throw 0;
+}
+
+// CHECK: define void @_ZN9delegatorC1Ei
+// CHECK: call void @_ZN9delegatorC1Ev
+// CHECK-NOT: lpad
+// CHECK: ret
+// CHECK-NOT: lpad
+// CHECK: define void @_ZN9delegatorC2Ei
+// CHECK: call void @_ZN9delegatorC2Ev
+// CHECK-NOT: lpad
+// CHECK: ret
+// CHECK-NOT: lpad
+delegator::delegator(int)
+  : delegator()
+{}
+
+delegator::delegator(bool)
+{}
+
+// CHECK: define void @_ZN9delegatorC2Ec
+// CHECK: call void @_ZN9delegatorC2Eb
+// CHECK: call void @__cxa_throw
+delegator::delegator(char)
+  : delegator(true) {
+  throw 0;
+}