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; RUN: opt -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 < %s | FileCheck %s
declare { ptr, i1 } @get_struct()
declare <2 x ptr> @get_vec()
declare void @escape(ptr)
; CHECK: NoAlias: i32* %a, i32* %extract
define i32 @test_extractvalue() {
%a = alloca i32
%call = call { ptr, i1 } @get_struct()
%extract = extractvalue { ptr, i1 } %call, 0
store i32 0, ptr %extract
%v = load i32, ptr %a
ret i32 %v
}
; CHECK: NoAlias: i32* %a, i32* %extract
define i32 @test_extractelement() {
%a = alloca i32
%call = call <2 x ptr> @get_vec()
%extract = extractelement <2 x ptr> %call, i32 0
store i32 0, ptr %extract
%v = load i32, ptr %a
ret i32 %v
}
; CHECK: MayAlias: i32* %a, i32* %extract
define i32 @test_extractvalue_escape() {
%a = alloca i32
call void @escape(ptr %a)
%call = call { ptr, i1 } @get_struct()
%extract = extractvalue { ptr, i1 } %call, 0
store i32 0, ptr %extract
%v = load i32, ptr %a
ret i32 %v
}
; CHECK: MayAlias: i32* %a, i32* %extract
define i32 @test_extractelement_escape() {
%a = alloca i32
call void @escape(ptr %a)
%call = call <2 x ptr> @get_vec()
%extract = extractelement <2 x ptr> %call, i32 0
store i32 0, ptr %extract
%v = load i32, ptr %a
ret i32 %v
}
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