| ; RUN: opt < %s -basicaa -dse -S -enable-dse-partial-overwrite-tracking | FileCheck %s |
| ; PR28588 |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; Function Attrs: nounwind |
| define void @_UPT_destroy(i8* nocapture %ptr) local_unnamed_addr #0 { |
| entry: |
| %edi = getelementptr inbounds i8, i8* %ptr, i64 8 |
| |
| ; CHECK-NOT: tail call void @llvm.memset.p0i8.i64(i8* %edi, i8 0, i64 176, i32 8, i1 false) |
| ; CHECK-NOT: store i32 -1, i32* %addr |
| |
| tail call void @llvm.memset.p0i8.i64(i8* %edi, i8 0, i64 176, i32 8, i1 false) |
| %format4.i = getelementptr inbounds i8, i8* %ptr, i64 144 |
| %addr = bitcast i8* %format4.i to i32* |
| store i32 -1, i32* %addr, align 8 |
| |
| ; CHECK: tail call void @free |
| tail call void @free(i8* nonnull %ptr) |
| ret void |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @free(i8* nocapture) local_unnamed_addr #0 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i32, i1) #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { argmemonly nounwind } |
