improve solaris support, from PR9109, patch by Yuri!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125456 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-shlib/Makefile

@@ -73,6 +73,11 @@ ifeq ($(HOST_OS),Linux)
     LLVMLibsOptions += -Wl,--no-undefined
 endif
 
+ifeq ($(HOST_OS),SunOS)
+    # add -z allextract ahead of other libraries on Solaris
+    LLVMLibsOptions := -Wl,-z -Wl,allextract $(LLVMLibsOptions)
+endif
+
 ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
 
 SHLIB_STUBS := $(addprefix $(ObjDir)/, $(SHLIB_FRAG_NAMES))