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part of an asm .symver directive as being used. This prevents referenced functions from being internalized and deleted. Without the patch to LTOModule.cpp, the test case will produce the error: LLVM ERROR: A @@ version cannot be undefined. llvm-svn: 205221
17 lines
501 B
LLVM
17 lines
501 B
LLVM
; RUN: llvm-as < %s >%t1
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; RUN: llvm-lto -o %t2 %t1
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; RUN: llvm-nm %t2 | FileCheck %s
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target triple = "x86_64-unknown-linux-gnu"
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module asm ".symver io_cancel_0_4,io_cancel@@LIBAIO_0.4"
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; Even without -exported-symbol, io_cancel_0_4 should be noticed by LTOModule's
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; RecordStreamer, so it shouldn't get eliminated. However, the object file will
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; contain the aliased symver as well as the original.
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define i32 @io_cancel_0_4() {
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; CHECK: io_cancel@@LIBAIO_0.4
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; CHECK: io_cancel_0_4
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ret i32 0
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}
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