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; RUN: opt -mtriple=i686-unknown-windows-msvc -passes=objc-arc-contract -S -o - %s | FileCheck %s
; Generated (and lightly modified and cleaned up) from the following source:
; id f();
; void g() {
; try {
; f();
; } catch (...) {
; f();
; }
; }
; CHECK-LABEL: define void @"\01?g@@YAXXZ"()
; CHECK-LABEL: catch
; CHECK: call void asm sideeffect "movl{{.*}}%ebp, %ebp{{.*}}", ""() [ "funclet"(token %1) ]
; CHECK-LABEL: catch.1
; CHECK: call void asm sideeffect "movl{{.*}}%ebp, %ebp{{.*}}", ""() [ "funclet"(token %1) ]
; CHECK-LABEL: invoke.cont
; CHECK: call void asm sideeffect "movl{{.*}}%ebp, %ebp{{.*}}", ""(){{$}}
define void @"\01?g@@YAXXZ"() personality ptr @__CxxFrameHandler3 {
entry:
%call = invoke ptr @"\01?f@@YAPAUobjc_object@@XZ"()
to label %invoke.cont unwind label %catch.dispatch
catch.dispatch: ; preds = %entry
%0 = catchswitch within none [label %catch] unwind to caller
catch: ; preds = %catch.dispatch
%1 = catchpad within %0 [ptr null, i32 64, ptr null]
%call1 = call ptr @"\01?f@@YAPAUobjc_object@@XZ"() [ "funclet"(token %1) ]
%2 = call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %call1) [ "funclet"(token %1) ]
call void @llvm.objc.release(ptr %2) [ "funclet"(token %1) ]
br label %catch.1
catch.1: ; preds = %catch
%call2 = call ptr @"\01?f@@YAPAUobjc_object@@XZ"() [ "funclet"(token %1) ]
%3 = call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %call2) [ "funclet"(token %1) ]
call void @llvm.objc.release(ptr %3) [ "funclet"(token %1) ]
catchret from %1 to label %catchret.dest
catchret.dest: ; preds = %catch.1
ret void
invoke.cont: ; preds = %entry
%4 = call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %call)
call void @llvm.objc.release(ptr %4)
ret void
}
; CHECK-LABEL: define dso_local void @"?test_attr_claimRV@@YAXXZ"()
; CHECK: %[[CALL4:.*]] = notail call ptr @"?noexcept_func@@YAPAUobjc_object@@XZ"() [ "clang.arc.attachedcall"(ptr @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
; CHECK-NEXT: ret void
; CHECK: %[[V1:.*]] = cleanuppad
; CHECK: %[[CALL:.*]] = notail call ptr @"?noexcept_func@@YAPAUobjc_object@@XZ"() [ "funclet"(token %[[V1]]), "clang.arc.attachedcall"(ptr @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
; CHECK-NEXT: cleanupret from %[[V1]] unwind to caller
define dso_local void @"?test_attr_claimRV@@YAXXZ"() local_unnamed_addr #0 personality ptr @__CxxFrameHandler3 {
entry:
invoke void @"?foo@@YAXXZ"()
to label %invoke.cont unwind label %ehcleanup
invoke.cont: ; preds = %entry
%call.i4 = tail call ptr @"?noexcept_func@@YAPAUobjc_object@@XZ"() #2 [ "clang.arc.attachedcall"(ptr @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
ret void
ehcleanup: ; preds = %entry
%0 = cleanuppad within none []
%call.i = call ptr @"?noexcept_func@@YAPAUobjc_object@@XZ"() #2 [ "funclet"(token %0), "clang.arc.attachedcall"(ptr @llvm.objc.unsafeClaimAutoreleasedReturnValue) ]
cleanupret from %0 unwind to caller
}
declare ptr @"\01?f@@YAPAUobjc_object@@XZ"()
declare i32 @__CxxFrameHandler3(...)
declare void @"?foo@@YAXXZ"()
declare ptr @"?noexcept_func@@YAPAUobjc_object@@XZ"()
declare dllimport ptr @llvm.objc.retainAutoreleasedReturnValue(ptr)
declare ptr @llvm.objc.unsafeClaimAutoreleasedReturnValue(ptr)
declare dllimport void @llvm.objc.release(ptr)
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"clang.arc.retainAutoreleasedReturnValueMarker", !"movl\09%ebp, %ebp\09\09// marker for objc_retainAutoreleaseReturnValue"}
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