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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes
; RUN: opt -S < %s -passes=function-attrs | FileCheck %s
declare void @llvm.sideeffect()
; Don't add readnone or similar attributes when an @llvm.sideeffect() intrinsic
; is present.
define void @test() {
; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(inaccessiblemem: readwrite)
; CHECK-LABEL: @test(
; CHECK-NEXT: call void @llvm.sideeffect()
; CHECK-NEXT: ret void
;
call void @llvm.sideeffect()
ret void
}
define void @loop() {
; CHECK: Function Attrs: nofree norecurse noreturn nosync nounwind memory(inaccessiblemem: readwrite)
; CHECK-LABEL: @loop(
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: call void @llvm.sideeffect()
; CHECK-NEXT: br label [[LOOP]]
;
br label %loop
loop:
call void @llvm.sideeffect()
br label %loop
}
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