; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 ; Test to make sure malloc's bitcast does not block detection of a store ; to aliased memory; GVN should not optimize away the load in this program. ; RUN: opt < %s -passes=newgvn -S | FileCheck %s define i64 @test() { ; CHECK-LABEL: define i64 @test() { ; CHECK-NEXT: [[MUL:%.*]] = mul i64 4, ptrtoint (ptr getelementptr (i64, ptr null, i64 1) to i64) ; CHECK-NEXT: [[TMP1:%.*]] = tail call ptr @malloc(i64 [[MUL]]) ; CHECK-NEXT: store i8 42, ptr [[TMP1]], align 1 ; CHECK-NEXT: [[Y:%.*]] = load i64, ptr [[TMP1]], align 4 ; CHECK-NEXT: ret i64 [[Y]] ; %mul = mul i64 4, ptrtoint (ptr getelementptr (i64, ptr null, i64 1) to i64) %1 = tail call ptr @malloc(i64 %mul) store i8 42, ptr %1 %Y = load i64, ptr %1 ; [#uses=1] ret i64 %Y } declare noalias ptr @malloc(i64)