1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -passes=instcombine -S | FileCheck %s
3 target 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"
5 declare noalias ptr @malloc(i64) nounwind allockind("alloc,uninitialized") allocsize(0)
6 declare noalias nonnull ptr @_Znwm(i64) ; new(unsigned long)
7 declare i32 @__gxx_personality_v0(...)
8 declare void @__cxa_call_unexpected(ptr)
9 declare i64 @llvm.objectsize.i64(ptr, i1) nounwind readonly
11 define i64 @f1(ptr %esc) {
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
17 %call = call ptr @malloc(i64 4)
18 store ptr %call, ptr %esc
19 %size = call i64 @llvm.objectsize.i64(ptr %call, i1 false)
24 define i64 @f2(ptr %esc) nounwind uwtable ssp personality ptr @__gxx_personality_v0 {
27 ; CHECK-NEXT: [[CALL:%.*]] = invoke noalias dereferenceable(13) ptr @_Znwm(i64 13)
28 ; CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label [[LPAD:%.*]]
30 ; CHECK-NEXT: store ptr [[CALL]], ptr [[ESC:%.*]], align 8
31 ; CHECK-NEXT: ret i64 13
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
40 %call = invoke noalias ptr @_Znwm(i64 13)
41 to label %invoke.cont unwind label %lpad
44 store ptr %call, ptr %esc
45 %0 = tail call i64 @llvm.objectsize.i64(ptr %call, i1 false)
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