Merging r249854:

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r249854 | kfischer | 2015-10-09 13:24:54 -0400 (Fri, 09 Oct 2015) | 11 lines

Clear SectionSymbols in MCContext::Reset

This was just forgotten when SectionSymbols was introduced and could cause
corruption if the MCContext was reused after Reset.

Reviewers: rafael

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D13547

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llvm-svn: 252802

llvm/lib/MC/MCContext.cpp

@@ -82,6 +82,7 @@ void MCContext::reset() {
 
   UsedNames.clear();
   Symbols.clear();
+  SectionSymbols.clear();
   Allocator.Reset();
   Instances.clear();
   CompilationDir.clear();