xref: /aosp_15_r20/external/llvm/test/Analysis/BasicAA/2009-03-04-GEPNoalias.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdeclare noalias i32* @noalias()
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i32 %x) {
6*9880d681SAndroid Build Coastguard Worker; CHECK: load i32, i32* %a
7*9880d681SAndroid Build Coastguard Worker  %a = call i32* @noalias()
8*9880d681SAndroid Build Coastguard Worker  store i32 1, i32* %a
9*9880d681SAndroid Build Coastguard Worker  %b = getelementptr i32, i32* %a, i32 %x
10*9880d681SAndroid Build Coastguard Worker  store i32 2, i32* %b
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker  %c = load i32, i32* %a
13*9880d681SAndroid Build Coastguard Worker  ret i32 %c
14*9880d681SAndroid Build Coastguard Worker}
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