; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s declare void @llvm.lifetime.start.p0i8(i64, i8*) declare void @llvm.lifetime.end.p0i8(i64, i8*) declare void @escape(i32*) declare void @throwing_callee_foo() declare void @throwing_callee_bar() declare i32 @__gxx_personality_v0(...) define void @caller(i1 %c) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { ; CHECK-LABEL: @caller( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[I0:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[I1:%.*]] = bitcast i32* [[I0]] to i8* ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull [[I1]]) ; CHECK-NEXT: call void @escape(i32* [[I0]]) ; CHECK-NEXT: [[I2:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[I3:%.*]] = bitcast i32* [[I2]] to i8* ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull [[I3]]) ; CHECK-NEXT: call void @escape(i32* [[I2]]) ; CHECK-NEXT: [[I4:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[I5:%.*]] = bitcast i32* [[I4]] to i8* ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull [[I5]]) ; CHECK-NEXT: call void @escape(i32* [[I4]]) ; CHECK-NEXT: [[I6:%.*]] = alloca i32, align 4 ; CHECK-NEXT: [[I7:%.*]] = bitcast i32* [[I6]] to i8* ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull [[I7]]) ; CHECK-NEXT: call void @escape(i32* [[I6]]) ; CHECK-NEXT: br i1 [[C:%.*]], label [[V0:%.*]], label [[V1:%.*]] ; CHECK: v0: ; CHECK-NEXT: call void @throwing_callee_foo() ; CHECK-NEXT: unreachable ; CHECK: v1: ; CHECK-NEXT: call void @throwing_callee_bar() ; CHECK-NEXT: unreachable ; entry: %i0 = alloca i32 %i1 = bitcast i32* %i0 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %i1) call void @escape(i32* %i0) %i2 = alloca i32 %i3 = bitcast i32* %i2 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %i3) call void @escape(i32* %i2) %i4 = alloca i32 %i5 = bitcast i32* %i4 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %i5) call void @escape(i32* %i4) %i6 = alloca i32 %i7 = bitcast i32* %i6 to i8* call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %i7) call void @escape(i32* %i6) br i1 %c, label %v0, label %v1 v0: invoke void @throwing_callee_foo() to label %invoke.cont unwind label %lpad.v0 v1: invoke void @throwing_callee_bar() to label %invoke.cont unwind label %lpad.v1 invoke.cont: unreachable lpad.v0: %i8 = landingpad { i8*, i32 } cleanup call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %i1) br label %end lpad.v1: %i9 = landingpad { i8*, i32 } cleanup call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %i3) br label %end end: %i10 = phi { i8*, i32 } [ %i8, %lpad.v0 ], [ %i9, %lpad.v1 ] %i11 = phi i8* [ %i5, %lpad.v0 ], [ %i7, %lpad.v1 ] call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %i11) resume { i8*, i32 } %i10 }