Introduce SourceManager::getFileLoc which returns a file location

taking into account macro arguments.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141771 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 0 deletions

diff --git a/include/clang/Basic/SourceManager.h b/include/clang/Basic/SourceManager.h
index 12e7cdfc20..985ddd6412 100644
--- a/include/clang/Basic/SourceManager.h
+++ b/include/clang/Basic/SourceManager.h
@@ -828,6 +828,14 @@ public:
     return getExpansionLocSlowCase(Loc);
   }
 
+  /// \brief Given \arg Loc, if it is a macro location return the expansion
+  /// location or the spelling location, depending on if it comes from a
+  /// macro argument or not.
+  SourceLocation getFileLoc(SourceLocation Loc) const {
+    if (Loc.isFileID()) return Loc;
+    return getFileLocSlowCase(Loc);
+  }
+
   /// getImmediateExpansionRange - Loc is required to be an expansion location.
   /// Return the start/end of the expansion information.
   std::pair<SourceLocation,SourceLocation>
@@ -1301,6 +1309,7 @@ private:
 
   SourceLocation getExpansionLocSlowCase(SourceLocation Loc) const;
   SourceLocation getSpellingLocSlowCase(SourceLocation Loc) const;
+  SourceLocation getFileLocSlowCase(SourceLocation Loc) const;
 
   std::pair<FileID, unsigned>
   getDecomposedExpansionLocSlowCase(const SrcMgr::SLocEntry *E) const;