28 lines
721 B
LLVM
28 lines
721 B
LLVM
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; RUN: opt < %s -passes=globalopt -S | FileCheck %s
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; CHECK-NOT: test
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declare void @aa()
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declare void @bb()
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; Test that we can erase a function which has a blockaddress referring to it
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@test.x = internal unnamed_addr constant [3 x ptr] [ptr blockaddress(@test, %a), ptr blockaddress(@test, %b), ptr blockaddress(@test, %c)], align 16
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define internal void @test(i32 %n) nounwind noinline {
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entry:
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%idxprom = sext i32 %n to i64
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%arrayidx = getelementptr inbounds [3 x ptr], ptr @test.x, i64 0, i64 %idxprom
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%0 = load ptr, ptr %arrayidx, align 8
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indirectbr ptr %0, [label %a, label %b, label %c]
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a:
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tail call void @aa() nounwind
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br label %b
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b:
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tail call void @bb() nounwind
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br label %c
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c:
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ret void
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}
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