Use StringRef for MemoryBuffer identifier API (NFC)

llvm-svn: 283043

3 files changed, 4 insertions, 4 deletions

diff --git a/clang/lib/Lex/HeaderMap.cpp b/clang/lib/Lex/HeaderMap.cpp
index 4cace5b..24a14b6 100644
--- a/clang/lib/Lex/HeaderMap.cpp
+++ b/clang/lib/Lex/HeaderMap.cpp
@@ -106,7 +106,7 @@ bool HeaderMapImpl::checkHeader(const llvm::MemoryBuffer &File,
 
 
 /// getFileName - Return the filename of the headermap.
-const char *HeaderMapImpl::getFileName() const {
+StringRef HeaderMapImpl::getFileName() const {
   return FileBuffer->getBufferIdentifier();
 }
 
diff --git a/clang/lib/Lex/HeaderSearch.cpp b/clang/lib/Lex/HeaderSearch.cpp
index bf266b3..c2c909e3 100644
--- a/clang/lib/Lex/HeaderSearch.cpp
+++ b/clang/lib/Lex/HeaderSearch.cpp
@@ -257,7 +257,7 @@ Module *HeaderSearch::lookupModule(StringRef ModuleName, bool AllowSearch) {
 
 /// getName - Return the directory or filename corresponding to this lookup
 /// object.
-const char *DirectoryLookup::getName() const {
+StringRef DirectoryLookup::getName() const {
   if (isNormalDir())
     return getDir()->getName();
   if (isFramework())
diff --git a/clang/lib/Lex/PPDirectives.cpp b/clang/lib/Lex/PPDirectives.cpp
index 73036ac..42e7de2 100644
--- a/clang/lib/Lex/PPDirectives.cpp
+++ b/clang/lib/Lex/PPDirectives.cpp
@@ -284,7 +284,7 @@ bool Preprocessor::CheckMacroName(Token &MacroNameTok, MacroUse isDefineUndef,
   if (ShadowFlag)
     *ShadowFlag = false;
   if (!SourceMgr.isInSystemHeader(MacroNameLoc) &&
-      (strcmp(SourceMgr.getBufferName(MacroNameLoc), "<built-in>") != 0)) {
+      (SourceMgr.getBufferName(MacroNameLoc) != "<built-in>")) {
     MacroDiag D = MD_NoWarn;
     if (isDefineUndef == MU_Define) {
       D = shouldWarnOnMacroDef(*this, II);
@@ -2114,7 +2114,7 @@ void Preprocessor::HandleIncludeMacrosDirective(SourceLocation HashLoc,
   // This directive should only occur in the predefines buffer.  If not, emit an
   // error and reject it.
   SourceLocation Loc = IncludeMacrosTok.getLocation();
-  if (strcmp(SourceMgr.getBufferName(Loc), "<built-in>") != 0) {
+  if (SourceMgr.getBufferName(Loc) != "<built-in>") {
     Diag(IncludeMacrosTok.getLocation(),
          diag::pp_include_macros_out_of_predefines);
     DiscardUntilEndOfDirective();