xref: /llvm-project/llvm/test/Analysis/BasicAA/2003-12-11-ConstExprGEP.ll (revision 05ff7606c9d47135ecf5b69e25b1327634f6fa27)
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 -aa-pipeline=basic-aa -passes=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  %E = getelementptr %T, ptr @G, i64 0, i32 1, i64 5
17  %X = getelementptr [10 x i8], ptr getelementptr (%T, ptr @G, i64 0, i32 1), i64 0, i64 5
18
19  ret void
20}
21