Create a default symver on Linux like ELF OSes.

Patch by Adam Jackson.

llvm-svn: 214418

diff --git a/llvm/tools/llvm-shlib/Makefile b/llvm/tools/llvm-shlib/Makefile
index 19077a3..4e656b4 100644 (file)
--- a/llvm/tools/llvm-shlib/Makefile
+++ b/llvm/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)