clang -v support for separate clang.git and llvm.git, patch by Andrew Trick.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@151910 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Makefile b/lib/Basic/Makefile
index 61accba..f5ca904 100644
--- a/lib/Basic/Makefile
+++ b/lib/Basic/Makefile
@@ -1,10 +1,10 @@
 ##===- clang/lib/Basic/Makefile ----------------------------*- Makefile -*-===##
-# 
+#
 #                     The LLVM Compiler Infrastructure
 #
 # This file is distributed under the University of Illinois Open Source
 # License. See LICENSE.TXT for details.
-# 
+#
 ##===----------------------------------------------------------------------===##
 #
 #  This implements the Basic library for the C-Language front-end.
@@ -17,17 +17,24 @@
 include $(CLANG_LEVEL)/Makefile
 
 SVN_REVISION := $(strip \
-	$(shell $(LLVM_SRC_ROOT)/utils/GetSourceVersion $(PROJ_SRC_DIR)/../..))
+        $(shell $(LLVM_SRC_ROOT)/utils/GetSourceVersion $(PROJ_SRC_DIR)/../..))
 
 SVN_REPOSITORY := $(strip \
-	$(shell $(LLVM_SRC_ROOT)/utils/GetRepositoryPath $(PROJ_SRC_DIR)/../..))
+        $(shell $(LLVM_SRC_ROOT)/utils/GetRepositoryPath $(PROJ_SRC_DIR)/../..))
+
+LLVM_REVISION := $(strip \
+        $(shell $(LLVM_SRC_ROOT)/utils/GetSourceVersion $(LLVM_SRC_ROOT)))
+
+LLVM_REPOSITORY := $(strip \
+        $(shell $(LLVM_SRC_ROOT)/utils/GetRepositoryPath $(LLVM_SRC_ROOT)))
 
 CPP.Defines += -I$(PROJ_SRC_DIR)/../../include -I$(PROJ_OBJ_DIR)/../../include \
-         -DSVN_REVISION='"$(SVN_REVISION)"' -DSVN_REPOSITORY='"$(SVN_REPOSITORY)"'
+         -DSVN_REVISION='"$(SVN_REVISION)"' -DSVN_REPOSITORY='"$(SVN_REPOSITORY)"' \
+         -DLLVM_REVISION='"$(LLVM_REVISION)"' -DLLVM_REPOSITORY='"$(LLVM_REPOSITORY)"'
 
 $(ObjDir)/.ver-svn .ver: $(ObjDir)/.dir
-	@if [ '$(SVN_REVISION)' != '$(shell cat $(ObjDir)/.ver-svn 2>/dev/null)' ]; then\
-		echo '$(SVN_REVISION)' > $(ObjDir)/.ver-svn;			\
-	fi
+        @if [ '$(SVN_REVISION) $(LLVM_REVISION)' != '$(shell cat $(ObjDir)/.ver-svn 2>/dev/null)' ]; then\
+                echo '$(SVN_REVISION) $(LLVM_REVISION)' > $(ObjDir)/.ver-svn;                    \
+        fi
 $(ObjDir)/.ver-svn: .ver
 $(ObjDir)/Version.o: $(ObjDir)/.ver-svn