From: Eric Christopher <echristo@gmail.com>
Date: Thu, 31 Jul 2014 18:43:43 +0000 (+0000)
Subject: Create a default symver on Linux like ELF OSes.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=26d83150b4df866cdd456564df53362f8549bb57

Create a default symver on Linux like ELF OSes.

Patch by Adam Jackson.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214418 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/llvm-shlib/Makefile b/tools/llvm-shlib/Makefile
index 19077a3858a..4e656b438c3 100644
--- a/tools/llvm-shlib/Makefile
+++ b/tools/llvm-shlib/Makefile
@@ -69,6 +69,11 @@ ifeq ($(HOST_OS), $(filter $(HOST_OS), Linux GNU GNU/kFreeBSD))
     LLVMLibsOptions += -Wl,--no-undefined
 endif
 
+ifeq ($(HOST_OS), $(filter $(HOST_OS), Linux GNU GNU/kFreeBSD))
+    # Define a default symbol version
+    LLVMLibsOptions += -Wl,--default-symver
+endif
+
 ifeq ($(HOST_OS),SunOS)
     # add -z allextract ahead of other libraries on Solaris
     LLVMLibsOptions := -Wl,-z -Wl,allextract $(LLVMLibsOptions)