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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2013-10-02 14:12:56 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2013-10-02 14:12:56 +0000 |
| commit | b964366a9a282dee620651611c97c80311b11a8b (patch) | |
| tree | 0e59c24be9d23a6da2a5fe08c4a22f2bb70d6a36 /test/LTO | |
| parent | 86b4f1a96fc1bc8890398d20b0153b7d434b835c (diff) | |
| download | external_llvm-b964366a9a282dee620651611c97c80311b11a8b.zip external_llvm-b964366a9a282dee620651611c97c80311b11a8b.tar.gz external_llvm-b964366a9a282dee620651611c97c80311b11a8b.tar.bz2 | |
Add a -exported-symbol option to llvm-lto.
Patch by Tom Roeder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191825 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/LTO')
| -rw-r--r-- | test/LTO/cfi_endproc.ll | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/LTO/cfi_endproc.ll b/test/LTO/cfi_endproc.ll index ecb0ed5..11646c7 100644 --- a/test/LTO/cfi_endproc.ll +++ b/test/LTO/cfi_endproc.ll @@ -1,5 +1,8 @@ ; RUN: llvm-as < %s >%t1 ; RUN: llvm-lto -o %t2 %t1 +; RUN: llvm-nm %t2 | FileCheck %s -check-prefix=NOEXPORT +; RUN: llvm-lto -o %t3 -exported-symbol=main %t1 +; RUN: llvm-nm %t3 | FileCheck %s -check-prefix=EXPORT target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" @@ -13,7 +16,11 @@ module asm ".cfi_endproc" declare void @PR14512() +; Without -exported-symbol, main should be eliminated by LTO. +; With -exported-symbol=main, main should be preserved by LTO. define i32 @main(i32 %argc, i8** %argv) { +; NOEXPORT-NOT: main +; EXPORT: main call void @PR14512() ret i32 0 } |