[PATCH] D132390: [MCContext] reverse order of DebugPrefixMap sort

[Dan McGregor via Phabricator via llvm-commits]

dankm created this revision.
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Match Clang's sorting, so that longer (more specific) prefix paths
will match before less specific paths.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132390

Files:
  llvm/include/llvm/MC/MCContext.h


Index: llvm/include/llvm/MC/MCContext.h
===================================================================
--- llvm/include/llvm/MC/MCContext.h
+++ llvm/include/llvm/MC/MCContext.h
@@ -190,7 +190,7 @@
   SmallString<128> CompilationDir;
 
   /// Prefix replacement map for source file information.
-  std::map<const std::string, const std::string> DebugPrefixMap;
+  std::map<const std::string, const std::string, std::greater<std::string>> DebugPrefixMap;
 
   /// The main file name if passed in explicitly.
   std::string MainFileName;


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