[lld] r262166 - Remove dead code. This error type is for the old linker script reader.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Sat Feb 27 20:51:02 2016
New Revision: 262166

URL: http://llvm.org/viewvc/llvm-project?rev=262166&view=rev
Log:
Remove dead code. This error type is for the old linker script reader.

Modified:
    lld/trunk/include/lld/Core/Error.h
    lld/trunk/lib/Core/Error.cpp

Modified: lld/trunk/include/lld/Core/Error.h
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/include/lld/Core/Error.h?rev=262166&r1=262165&r2=262166&view=diff
==============================================================================
--- lld/trunk/include/lld/Core/Error.h (original)
+++ lld/trunk/include/lld/Core/Error.h Sat Feb 27 20:51:02 2016
@@ -30,23 +30,6 @@ inline std::error_code make_error_code(Y
   return std::error_code(static_cast<int>(e), YamlReaderCategory());
 }
 
-const std::error_category &LinkerScriptReaderCategory();
-
-enum class LinkerScriptReaderError {
-  success = 0,
-  parse_error,
-  unknown_symbol_in_expr,
-  unrecognized_function_in_expr,
-  unknown_phdr_ids,
-  extra_program_phdr,
-  misplaced_program_phdr,
-  program_phdr_wrong_phdrs,
-};
-
-inline std::error_code make_error_code(LinkerScriptReaderError e) {
-  return std::error_code(static_cast<int>(e), LinkerScriptReaderCategory());
-}
-
 /// Creates an error_code object that has associated with it an arbitrary
 /// error messsage.  The value() of the error_code will always be non-zero
 /// but its value is meaningless. The messsage() will be (a copy of) the
@@ -61,8 +44,6 @@ std::error_code make_dynamic_error_code(
 
 namespace std {
 template <> struct is_error_code_enum<lld::YamlReaderError> : std::true_type {};
-template <>
-struct is_error_code_enum<lld::LinkerScriptReaderError> : std::true_type {};
 }
 
 #endif

Modified: lld/trunk/lib/Core/Error.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/Core/Error.cpp?rev=262166&r1=262165&r2=262166&view=diff
==============================================================================
--- lld/trunk/lib/Core/Error.cpp (original)
+++ lld/trunk/lib/Core/Error.cpp Sat Feb 27 20:51:02 2016
@@ -39,42 +39,6 @@ const std::error_category &lld::YamlRead
   return o;
 }
 
-class _LinkerScriptReaderErrorCategory : public std::error_category {
-public:
-  const char *name() const LLVM_NOEXCEPT override {
-    return "lld.linker-script.reader";
-  }
-
-  std::string message(int ev) const override {
-    switch (static_cast<LinkerScriptReaderError>(ev)) {
-    case LinkerScriptReaderError::success:
-      return "Success";
-    case LinkerScriptReaderError::parse_error:
-      return "Error parsing linker script";
-    case LinkerScriptReaderError::unknown_symbol_in_expr:
-      return "Unknown symbol found when evaluating linker script expression";
-    case LinkerScriptReaderError::unrecognized_function_in_expr:
-      return "Unrecognized function call when evaluating linker script "
-             "expression";
-    case LinkerScriptReaderError::unknown_phdr_ids:
-      return "Unknown header identifiers (missing in PHDRS command) are used";
-    case LinkerScriptReaderError::extra_program_phdr:
-      return "Extra program header is found";
-    case LinkerScriptReaderError::misplaced_program_phdr:
-      return "Program header must precede load segments";
-    case LinkerScriptReaderError::program_phdr_wrong_phdrs:
-      return "Program header has invalid PHDRS attribute";
-    }
-    llvm_unreachable("An enumerator of LinkerScriptReaderError does not have a "
-                     "message defined.");
-  }
-};
-
-const std::error_category &lld::LinkerScriptReaderCategory() {
-  static _LinkerScriptReaderErrorCategory o;
-  return o;
-}
-
 namespace lld {
 
 /// Temporary class to enable make_dynamic_error_code() until