Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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; This testcase ensures that CFL AA correctly handles simple memory alias
; pattern
; RUN: opt < %s -disable-basicaa -cfl-anders-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
; RUN: opt < %s -aa-pipeline=cfl-anders-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
; CHECK-LABEL: Function: test_memalias
; CHECK: NoAlias: i64* %a, i64** %b
; CHECK: NoAlias: i32** %c, i64* %a
; CHECK: MayAlias: i32* %d, i64* %a
; CHECK: NoAlias: i32* %d, i64** %b
; CHECK: NoAlias: i32* %d, i32** %c
define void @test_memalias() {
%a = alloca i64, align 8
%b = alloca i64*, align 8
store i64* %a, i64** %b
%c = bitcast i64** %b to i32**
%d = load i32*, i32** %c
ret void
}