35 lines
878 B
LLVM
35 lines
878 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes
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; RUN: opt < %s -passes=function-attrs -S | FileCheck %s
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@x = global i32 0
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declare i32 @e() readnone
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define i32 @f() {
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; CHECK: Function Attrs: nofree nosync memory(none)
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; CHECK-LABEL: @f(
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; CHECK-NEXT: [[TMP:%.*]] = call i32 @e()
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; CHECK-NEXT: ret i32 [[TMP]]
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;
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%tmp = call i32 @e()
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ret i32 %tmp
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}
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define i32 @g() readonly {
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; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
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; CHECK-LABEL: @g(
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; CHECK-NEXT: ret i32 0
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;
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ret i32 0
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}
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define i32 @h() readnone {
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; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
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; CHECK-LABEL: @h(
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; CHECK-NEXT: [[TMP:%.*]] = load i32, ptr @x, align 4
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; CHECK-NEXT: ret i32 [[TMP]]
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;
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%tmp = load i32, ptr @x
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ret i32 %tmp
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}
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