24 lines
864 B
LLVM
24 lines
864 B
LLVM
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; This testcase ensures that CFL AA handles assignment in an inclusion-based
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; manner
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; RUN: opt < %s -disable-basic-aa -cfl-anders-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; RUN: opt < %s -aa-pipeline=cfl-anders-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; CHECK-LABEL: Function: test_assign
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; CHECK: NoAlias: i64* %a, i64* %b
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; CHECK: NoAlias: i32* %c, i64* %b
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; CHECK: NoAlias: i32* %d, i64* %a
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; CHECK: NoAlias: i32* %c, i32* %d
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; CHECK: MayAlias: i32* %e, i64* %a
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; CHECK: MayAlias: i32* %e, i64* %b
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; CHECK: MayAlias: i32* %c, i32* %e
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; CHECK: MayAlias: i32* %d, i32* %e
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define void @test_assign(i1 %cond) {
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%a = alloca i64, align 8
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%b = alloca i64, align 8
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%c = bitcast i64* %a to i32*
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%d = bitcast i64* %b to i32*
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%e = select i1 %cond, i32* %c, i32* %d
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ret void
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}
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