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; RUN: opt < %s -basicaa -functionattrs -S | FileCheck %s
; RUN: opt < %s -aa-pipeline=basic-aa -passes=function-attrs -S | FileCheck %s
@x = global i32 0
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NEXT: declare i32 @e
declare i32 @e() readnone
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NEXT: define i32 @f
define i32 @f() {
%tmp = call i32 @e( ) ; <i32> [#uses=1]
ret i32 %tmp
}
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NEXT: define i32 @g
define i32 @g() readonly {
ret i32 0
}
; CHECK: Function Attrs
; CHECK-SAME: readnone
; CHECK-NEXT: define i32 @h
define i32 @h() readnone {
%tmp = load i32, i32* @x ; <i32> [#uses=1]
ret i32 %tmp
}
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