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[oota-llvm.git] / lib / ProfileData / InstrProf.cpp

diff --git a/lib/ProfileData/InstrProf.cpp b/lib/ProfileData/InstrProf.cpp
index 628edfb86cd989d06aea48086da761399151b921..92822a71402fc8d4eca92d71e3c26fc1aea8d14a 100644 (file)
--- a/lib/ProfileData/InstrProf.cpp
+++ b/lib/ProfileData/InstrProf.cpp
@@ -14,6 +14,7 @@
 
 #include "llvm/ProfileData/InstrProf.h"
 #include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/ManagedStatic.h"
 
 using namespace llvm;
 
@@ -28,13 +29,13 @@ class InstrProfErrorCategoryType : public std::error_category {
     case instrprof_error::eof:
       return "End of File";
     case instrprof_error::bad_magic:
-      return "Invalid file format (bad magic)";
+      return "Invalid profile data (bad magic)";
     case instrprof_error::bad_header:
-      return "Invalid header";
+      return "Invalid profile data (file header is corrupt)";
     case instrprof_error::unsupported_version:
-      return "Unsupported format version";
+      return "Unsupported profiling format version";
     case instrprof_error::unsupported_hash_type:
-      return "Unsupported hash function";
+      return "Unsupported profiling hash";
     case instrprof_error::too_large:
       return "Too much profile data";
     case instrprof_error::truncated:
@@ -52,16 +53,11 @@ class InstrProfErrorCategoryType : public std::error_category {
     }
     llvm_unreachable("A value of instrprof_error has no message.");
   }
-  std::error_condition
-  default_error_condition(int EV) const LLVM_NOEXCEPT override {
-    if (static_cast<instrprof_error>(EV) == instrprof_error::success)
-      return std::error_condition();
-    return std::errc::invalid_argument;
-  }
 };
 }
 
+static ManagedStatic<InstrProfErrorCategoryType> ErrorCategory;
+
 const std::error_category &llvm::instrprof_category() {
-  static InstrProfErrorCategoryType C;
-  return C;
+  return *ErrorCategory;
 }