| // RUN: %clang_cc1 -no-opaque-pointers -fexceptions -fcxx-exceptions %s -triple=i686-windows-msvc -emit-llvm -o - | FileCheck %s |
| |
| // When generating thunks using musttail due to inalloca parameters, don't push |
| // and pop terminate scopes. PR44987 |
| |
| struct NonTrivial { |
| NonTrivial(); |
| NonTrivial(const NonTrivial &o); |
| ~NonTrivial(); |
| int x; |
| }; |
| struct A { |
| virtual void f(NonTrivial o) noexcept; |
| }; |
| struct B { |
| virtual void f(NonTrivial o) noexcept; |
| }; |
| class C : A, B { |
| virtual void f(NonTrivial o) noexcept; |
| }; |
| C c; |
| |
| // CHECK-LABEL: define linkonce_odr dso_local x86_thiscallcc void @"?f@C@@G3AEXUNonTrivial@@@Z"(%class.C* noundef %this, <{ %struct.NonTrivial }>* inalloca(<{ %struct.NonTrivial }>) %0) |
| // CHECK-NOT: invoke |
| // CHECK: musttail call x86_thiscallcc void @"?f@C@@EAEXUNonTrivial@@@Z"(%class.C* noundef %{{.*}}, <{ %struct.NonTrivial }>* inalloca(<{ %struct.NonTrivial }>) %0) |
| // CHECK-NEXT: ret void |
| |
