[ELF] - Report orphan sections if -verbose given.

When -verbose is specified, patch outputs names of each input orphan section
assigned to output.

Differential revision: https://reviews.llvm.org/D37517

llvm-svn: 314098
diff --git a/lld/ELF/LinkerScript.cpp b/lld/ELF/LinkerScript.cpp
index 3ed6ad0..db87af8 100644
--- a/lld/ELF/LinkerScript.cpp
+++ b/lld/ELF/LinkerScript.cpp
@@ -460,6 +460,7 @@
         return Sec->Name == Name;
       return false;
     });
+    log(toString(S) + " is being placed in '" + Name + "'");
     if (I == End) {
       Factory.addInputSec(S, Name);
       assert(S->getOutputSection()->SectionIndex == INT_MAX);