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clang-p2996/clang/test/CodeGenCXX/copy-constructor-synthesis-2.cpp
Stephen Lin 9dc6eef755 Restore r184205 and associated commits (after commit of r185290)
This allows clang to use the backend parameter attribute 'returned' when generating 'this'-returning constructors and destructors in ARM and MSVC C++ ABIs.

llvm-svn: 185291
2013-06-30 20:40:16 +00:00

8 lines
290 B
C++

// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
struct A { virtual void a(); };
A x(A& y) { return y; }
// CHECK: define linkonce_odr {{.*}} @_ZN1AC1ERKS_(%struct.A* {{.*}}%this, %struct.A*) unnamed_addr
// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2)