xref: /llvm-project/llvm/test/Transforms/DeadStoreElimination/wrong-malloc-size.ll (revision f497a00da968b0ff90d8c98caa184d14b9a92495)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -passes=dse < %s | FileCheck %s
3
4; malloc should have i64 argument under default data layout
5declare noalias ptr @malloc(i32)
6
7define ptr @malloc_and_memset_intrinsic(i32 %n) {
8; CHECK-LABEL: @malloc_and_memset_intrinsic(
9; CHECK-NEXT:    [[CALL:%.*]] = call ptr @malloc(i32 [[N:%.*]])
10; CHECK-NEXT:    call void @llvm.memset.p0.i32(ptr align 1 [[CALL]], i8 0, i32 [[N]], i1 false)
11; CHECK-NEXT:    ret ptr [[CALL]]
12;
13  %call = call ptr @malloc(i32 %n)
14  call void @llvm.memset.p0.i32(ptr align 1 %call, i8 0, i32 %n, i1 false)
15  ret ptr %call
16}
17
18declare void @llvm.memset.p0.i32(ptr nocapture writeonly, i8, i32, i1 immarg) #2
19