Change the diagnostics interface to take an array of pointers to

strings instead of array of strings.  This reduces string copying
in some not-very-important cases, but paves the way for future 
improvements.

llvm-svn: 59494

1 files changed, 4 insertions, 2 deletions

diff --git a/clang/lib/Lex/Preprocessor.cpp b/clang/lib/Lex/Preprocessor.cpp
index c65b5462098..dc4dd877b67 100644
--- a/clang/lib/Lex/Preprocessor.cpp
+++ b/clang/lib/Lex/Preprocessor.cpp
@@ -124,14 +124,16 @@ void Preprocessor::Diag(SourceLocation Loc, unsigned DiagID) {
 
 void Preprocessor::Diag(SourceLocation Loc, unsigned DiagID, 
                         const std::string &Msg) {
-  Diags.Report(getFullLoc(Loc), DiagID, &Msg, 1);
+  const std::string *Strs[] = { &Msg };
+  Diags.Report(getFullLoc(Loc), DiagID, Strs, 1);
 }
 
 void Preprocessor::Diag(SourceLocation Loc, unsigned DiagID,
                         const std::string &Msg,
                         const SourceRange &R1, const SourceRange &R2) {
+  const std::string *Strs[] = { &Msg };
   SourceRange R[] = {R1, R2};
-  Diags.Report(getFullLoc(Loc), DiagID, &Msg, 1, R, 2);
+  Diags.Report(getFullLoc(Loc), DiagID, Strs, 1, R, 2);
 }