1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4 5declare noalias ptr @malloc(i64) nounwind allockind("alloc,uninitialized") allocsize(0) 6declare noalias nonnull ptr @_Znwm(i64) ; new(unsigned long) 7declare i32 @__gxx_personality_v0(...) 8declare void @__cxa_call_unexpected(ptr) 9declare i64 @llvm.objectsize.i64(ptr, i1) nounwind readonly 10 11define i64 @f1(ptr %esc) { 12; CHECK-LABEL: @f1( 13; CHECK-NEXT: [[CALL:%.*]] = call dereferenceable_or_null(4) ptr @malloc(i64 4) 14; CHECK-NEXT: store ptr [[CALL]], ptr [[ESC:%.*]], align 8 15; CHECK-NEXT: ret i64 4 16; 17 %call = call ptr @malloc(i64 4) 18 store ptr %call, ptr %esc 19 %size = call i64 @llvm.objectsize.i64(ptr %call, i1 false) 20 ret i64 %size 21} 22 23 24define i64 @f2(ptr %esc) nounwind uwtable ssp personality ptr @__gxx_personality_v0 { 25; CHECK-LABEL: @f2( 26; CHECK-NEXT: entry: 27; CHECK-NEXT: [[CALL:%.*]] = invoke noalias dereferenceable(13) ptr @_Znwm(i64 13) 28; CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label [[LPAD:%.*]] 29; CHECK: invoke.cont: 30; CHECK-NEXT: store ptr [[CALL]], ptr [[ESC:%.*]], align 8 31; CHECK-NEXT: ret i64 13 32; CHECK: lpad: 33; CHECK-NEXT: [[TMP0:%.*]] = landingpad { ptr, i32 } 34; CHECK-NEXT: filter [0 x ptr] zeroinitializer 35; CHECK-NEXT: [[TMP1:%.*]] = extractvalue { ptr, i32 } [[TMP0]], 0 36; CHECK-NEXT: tail call void @__cxa_call_unexpected(ptr [[TMP1]]) #[[ATTR3:[0-9]+]] 37; CHECK-NEXT: unreachable 38; 39entry: 40 %call = invoke noalias ptr @_Znwm(i64 13) 41 to label %invoke.cont unwind label %lpad 42 43invoke.cont: 44 store ptr %call, ptr %esc 45 %0 = tail call i64 @llvm.objectsize.i64(ptr %call, i1 false) 46 ret i64 %0 47 48lpad: 49 %1 = landingpad { ptr, i32 } 50 filter [0 x ptr] zeroinitializer 51 %2 = extractvalue { ptr, i32 } %1, 0 52 tail call void @__cxa_call_unexpected(ptr %2) noreturn nounwind 53 unreachable 54} 55