Remove trailing whitespace from build output.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83284 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Makefile.rules b/Makefile.rules
index 264bab8..fb6afd5 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -1280,7 +1280,7 @@
                   else $(RM) "$(ObjDir)/$*.d.tmp"; exit 1; fi
 
 $(ObjDir)/%.o: %.cpp $(ObjDir)/.dir $(BUILT_SOURCES)
-	$(Echo) "Compiling $*.cpp for $(BuildMode) build " $(PIC_FLAG)
+	$(Echo) "Compiling $*.cpp for $(BuildMode) build" $(PIC_FLAG)
 	$(Verb) if $(Compile.CXX) $(DEPEND_OPTIONS) $< -o $(ObjDir)/$*.o ; \
 	        $(DEPEND_MOVEFILE)