source: icGREP/icgrep-devel/llvm-3.8.0.src/test/Analysis/BasicAA/2003-12-11-ConstExprGEP.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 723 bytes
Line 
1; This testcase consists of alias relations which should be completely
2; resolvable by basicaa, but require analysis of getelementptr constant exprs.
3
4; RUN: opt < %s -basicaa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
5
6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
7
8%T = type { i32, [10 x i8] }
9
10@G = external global %T
11
12; CHECK:     Function: test
13; CHECK-NOT:   MayAlias:
14
15define void @test() {
16  %D = getelementptr %T, %T* @G, i64 0, i32 0
17  %E = getelementptr %T, %T* @G, i64 0, i32 1, i64 5
18  %F = getelementptr i32, i32* getelementptr (%T, %T* @G, i64 0, i32 0), i64 0
19  %X = getelementptr [10 x i8], [10 x i8]* getelementptr (%T, %T* @G, i64 0, i32 1), i64 0, i64 5
20
21  ret void
22}
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