[PATCH] WinCOFFObjectWriter: optimize the string table for common suffices

[David Majnemer]

LGTM

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Comment at: lib/MC/StringTableBuilder.cpp:31
@@ -29,2 +30,3 @@
+void StringTableBuilder::finalize(Kind kind) {
   SmallVector<StringRef, 8> Strings;
   for (auto i = StringIndexMap.begin(), e = StringIndexMap.end(); i != e; ++i)
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Can we reserve space for `StringIndexMap.size()` number of `StringRef`s?

http://reviews.llvm.org/D5530