xref: /aosp_15_r20/external/llvm/test/Analysis/CFLAliasAnalysis/Steensgaard/pr27213.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -disable-basicaa -cfl-steens-aa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -aa-pipeline=cfl-steens-aa -passes=aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL:     Function: foo
5*9880d681SAndroid Build Coastguard Worker; CHECK: MayAlias: i32* %A, i32* %B
6*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32* %A, i32* %B) {
7*9880d681SAndroid Build Coastguard Workerentry:
8*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %A, align 4
9*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %B, align 4
10*9880d681SAndroid Build Coastguard Worker  ret void
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL:     Function: bar
14*9880d681SAndroid Build Coastguard Worker; CHECK: MayAlias: i32* %A, i32* %B
15*9880d681SAndroid Build Coastguard Worker; CHECK: MayAlias: i32* %A, i32* %arrayidx
16*9880d681SAndroid Build Coastguard Worker; CHECK: MayAlias: i32* %B, i32* %arrayidx
17*9880d681SAndroid Build Coastguard Workerdefine void @bar(i32* %A, i32* %B) {
18*9880d681SAndroid Build Coastguard Workerentry:
19*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %A, align 4
20*9880d681SAndroid Build Coastguard Worker  %arrayidx = getelementptr inbounds i32, i32* %B, i64 1
21*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %arrayidx, align 4
22*9880d681SAndroid Build Coastguard Worker  ret void
23*9880d681SAndroid Build Coastguard Worker}
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker@G = global i32 0
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL:     Function: baz
28*9880d681SAndroid Build Coastguard Worker; CHECK: MayAlias: i32* %A, i32* @G
29*9880d681SAndroid Build Coastguard Workerdefine void @baz(i32* %A) {
30*9880d681SAndroid Build Coastguard Workerentry:
31*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %A, align 4
32*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* @G, align 4
33*9880d681SAndroid Build Coastguard Worker  ret void
34*9880d681SAndroid Build Coastguard Worker}
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: Alias Analysis Evaluator Report
37*9880d681SAndroid Build Coastguard Worker; CHECK: 5 Total Alias Queries Performed
38*9880d681SAndroid Build Coastguard Worker; CHECK: 0 no alias responses
39*9880d681SAndroid Build Coastguard Worker; CHECK: 5 may alias responses
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