; RUN: llc < %s | FileCheck %s target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" target triple = "x86_64-pc-windows-msvc" declare void @throw() declare i32 @__CxxFrameHandler3(...) define void @test1() personality i32 (...)* @__CxxFrameHandler3 { entry: %alloca2 = alloca i8*, align 4 %alloca1 = alloca i8*, align 4 store volatile i8* null, i8** %alloca1 invoke void @throw() to label %unreachable unwind label %catch.dispatch ; CHECK-LABEL: test1: ; CHECK: movq $0, -8(%rbp) ; CHECK: callq throw catch.dispatch: ; preds = %entry %cs = catchswitch within none [label %catch.pad] unwind to caller catch.pad: ; preds = %catch.dispatch %cp = catchpad within %cs [i8* null, i32 0, i8** %alloca1] store volatile i8* null, i8** %alloca1 %bc1 = bitcast i8** %alloca1 to i8* call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %bc1) %bc2 = bitcast i8** %alloca2 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* %bc2) store volatile i8* null, i8** %alloca1 unreachable ; CHECK-LABEL: "?catch$2@?0?test1@4HA" ; CHECK: movq $0, -8(%rbp) ; CHECK: movq $0, -8(%rbp) ; CHECK: ud2 unreachable: ; preds = %entry unreachable } ; CHECK-LABEL: $cppxdata$test1: ; CHECK: .long 56 # CatchObjOffset define void @test2() personality i32 (...)* @__CxxFrameHandler3 { entry: %alloca2 = alloca i8*, align 4 %alloca1 = alloca i8*, align 4 store volatile i8* null, i8** %alloca1 invoke void @throw() to label %unreachable unwind label %catch.dispatch ; CHECK-LABEL: test2: ; CHECK: movq $0, -16(%rbp) ; CHECK: callq throw catch.dispatch: ; preds = %entry %cs = catchswitch within none [label %catch.pad] unwind to caller catch.pad: ; preds = %catch.dispatch %cp = catchpad within %cs [i8* null, i32 0, i8** null] store volatile i8* null, i8** %alloca1 %bc1 = bitcast i8** %alloca1 to i8* call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %bc1) %bc2 = bitcast i8** %alloca2 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* %bc2) store volatile i8* null, i8** %alloca1 unreachable ; CHECK-LABEL: "?catch$2@?0?test2@4HA" ; CHECK: movq $0, -16(%rbp) ; CHECK: movq $0, -16(%rbp) ; CHECK: ud2 unreachable: ; preds = %entry unreachable } ; CHECK-LABEL: $cppxdata$test2: ; CHECK: .long 0 # CatchObjOffset ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0 ; Function Attrs: argmemonly nounwind declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0 attributes #0 = { argmemonly nounwind }