do not translate line/digit directives, do not translate filename

Author: abhina-sree

clang/lib/Frontend/FrontendAction.cpp

@@ -525,7 +525,9 @@ static SourceLocation ReadOriginalFileName(CompilerInstance &CI,
   if (T.isAtStartOfLine() || T.getKind() != tok::string_literal)
     return SourceLocation();
 
-  StringLiteralParser Literal(T, CI.getPreprocessor());
+  StringLiteralParser Literal(T, CI.getPreprocessor(),
+                              StringLiteralEvalMethod::Evaluated,
+                              CA_NoConversion);
   if (Literal.hadError)
     return SourceLocation();
   RawLexer->LexFromRawLexer(T);

clang/lib/Lex/PPDirectives.cpp

@@ -1557,7 +1557,8 @@ void Preprocessor::HandleLineDirective() {
     return;
   } else {
     // Parse and validate the string, converting it into a unique ID.
-    StringLiteralParser Literal(StrTok, *this);
+    StringLiteralParser Literal(
+        StrTok, *this, StringLiteralEvalMethod::Evaluated, CA_NoConversion);
     assert(Literal.isOrdinary() && "Didn't allow wide strings in");
     if (Literal.hadError) {
       DiscardUntilEndOfDirective();
@@ -1708,7 +1709,8 @@ void Preprocessor::HandleDigitDirective(Token &DigitTok) {
     return;
   } else {
     // Parse and validate the string, converting it into a unique ID.
-    StringLiteralParser Literal(StrTok, *this);
+    StringLiteralParser Literal(
+        StrTok, *this, StringLiteralEvalMethod::Evaluated, CA_NoConversion);
     assert(Literal.isOrdinary() && "Didn't allow wide strings in");
     if (Literal.hadError) {
       DiscardUntilEndOfDirective();