forked from OSchip/llvm-project
24 lines
687 B
LLVM
24 lines
687 B
LLVM
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; Ensure that we don't emit available_externally functions at -O2, unless
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; -flto is present in which case we should preserve them for link-time inlining
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; decisions.
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; RUN: opt < %s -S -passes='default<O2>' | FileCheck %s
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; RUN: opt < %s -S -passes='lto-pre-link<O2>' | FileCheck %s --check-prefix=LTO
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@x = common local_unnamed_addr global i32 0, align 4
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define void @test() local_unnamed_addr #0 {
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entry:
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tail call void @f0(i32 17)
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ret void
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}
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; CHECK: declare void @f0(i32)
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; LTO: define available_externally void @f0(i32 %y)
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define available_externally void @f0(i32 %y) local_unnamed_addr #0 {
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entry:
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store i32 %y, i32* @x, align 4
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ret void
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}
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attributes #0 = { noinline }
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