From 71d5a2540a98c81f5bcaeb48805e0e2881f530ef Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 16 Apr 2017 16:01:22 +0000
Subject: Vendor import of llvm trunk r300422:
 https://llvm.org/svn/llvm-project/llvm/trunk@300422

---
 tools/llvm-cov/CoverageSummaryInfo.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'tools/llvm-cov/CoverageSummaryInfo.h')

diff --git a/tools/llvm-cov/CoverageSummaryInfo.h b/tools/llvm-cov/CoverageSummaryInfo.h
index c04a4d42ccd7..680fc3757686 100644
--- a/tools/llvm-cov/CoverageSummaryInfo.h
+++ b/tools/llvm-cov/CoverageSummaryInfo.h
@@ -160,6 +160,19 @@ struct FileCoverageSummary {
   }
 };
 
+/// \brief A cache for demangled symbols.
+struct DemangleCache {
+  StringMap<std::string> DemangledNames;
+
+  /// \brief Demangle \p Sym if possible. Otherwise, just return \p Sym.
+  StringRef demangle(StringRef Sym) const {
+    const auto DemangledName = DemangledNames.find(Sym);
+    if (DemangledName == DemangledNames.end())
+      return Sym;
+    return DemangledName->getValue();
+  }
+};
+
 } // namespace llvm
 
 #endif // LLVM_COV_COVERAGESUMMARYINFO_H
-- 
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