1; Make sure memaccess checks preceed the following reads. 2; 3; RUN: opt < %s -S -enable-new-pm=0 -hwasan -hwasan-use-stack-safety=0 -basic-aa -memdep -print-memdeps -analyze -mtriple aarch64-linux-android30 | FileCheck %s 4 5target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 6target triple = "aarch64--linux-android10000" 7 8declare void @use32(i32*) 9 10define i32 @test_alloca() sanitize_hwaddress { 11entry: 12 %x = alloca i32, align 4 13 call void @use32(i32* nonnull %x) 14 ; CHECK: Clobber from: call void @llvm.hwasan.check.memaccess.shortgranule 15 ; CHECK-NEXT: load i32, i32* %x.hwasan, align 4 16 %y = load i32, i32* %x 17 ; CHECK: Clobber from: %y = load i32, i32* %x.hwasan, align 4 18 ; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 1 {{.*}}, i8 0, i64 1, i1 false) 19 ret i32 %y 20} 21