diff options
Diffstat (limited to 'llvm/test/tools/gold/X86/start-lib-common.ll')
| -rw-r--r-- | llvm/test/tools/gold/X86/start-lib-common.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/tools/gold/X86/start-lib-common.ll b/llvm/test/tools/gold/X86/start-lib-common.ll new file mode 100644 index 00000000000..89bdbef2234 --- /dev/null +++ b/llvm/test/tools/gold/X86/start-lib-common.ll @@ -0,0 +1,22 @@ +; Test the case when the preferred (larger / more aligned) version of a common +; symbol is located in a module that's not included in the link. + +; RUN: llvm-as %s -o %t1.o +; RUN: llvm-as %p/Inputs/start-lib-common.ll -o %t2.o + +; RUN: %gold -plugin %llvmshlibdir/LLVMgold.so \ +; RUN: --plugin-opt=emit-llvm \ +; RUN: -shared %t1.o --start-lib %t2.o --end-lib -o %t3.o +; RUN: llvm-dis %t3.o -o - | FileCheck %s + +@x = common global i32 0, align 4 + +; ToT gold (as of 03/2016) honors --start-lib/--end-lib, drops %t2.o and ends up +; with (i32 align 4) symbol. +; Older gold does not drop %t2.o and ends up with (i32 align 8) symbol. This is +; incorrect behavior, but this test does not verify this in order to support +; both old and new gold. + +; Check that the common symbol is not dropped completely, which was a regression +; in r262676. +; CHECK: @x = common global i32 0 |
