blob: 1877f35a4006787e6b58b7b9297325681d6dc2e9 [file] [log] [blame]
; RUN: opt -S -globals-aa -function-attrs < %s | FileCheck %s
; RUN: opt -S -O3 < %s | FileCheck %s
; Apart from checking for the direct cause of the bug, we also check
; if any problematic aliasing rules have accidentally snuck into -O3.
; Since the "abc" operand bundle is not a special operand bundle that
; LLVM knows about, all of the stores and loads in @test below have to
; stay.
declare void @foo() readnone
; CHECK-LABEL: define i8* @test(i8* %p)
; CHECK: %a = alloca i8*, align 8
; CHECK: store i8* %p, i8** %a, align 8
; CHECK: call void @foo() [ "abc"(i8** %a) ]
; CHECK: %reload = load i8*, i8** %a, align 8
; CHECK: ret i8* %reload
; CHECK: }
define i8* @test(i8* %p) {
%a = alloca i8*, align 8
store i8* %p, i8** %a, align 8
call void @foo() ["abc" (i8** %a)]
%reload = load i8*, i8** %a, align 8
ret i8* %reload