1 files changed, 17 insertions, 3 deletions
diff --git a/clang/lib/CodeGen/CoverageMappingGen.h b/clang/lib/CodeGen/CoverageMappingGen.h
index ae4f435d4ff3..f5282601b640 100644
--- a/clang/lib/CodeGen/CoverageMappingGen.h
+++ b/clang/lib/CodeGen/CoverageMappingGen.h
@@ -31,15 +31,29 @@ class Decl;
 class Stmt;
 
 struct SkippedRange {
+  enum Kind {
+    PPIfElse, // Preprocessor #if/#else ...
+    EmptyLine,
+    Comment,
+  };
+
   SourceRange Range;
   // The location of token before the skipped source range.
   SourceLocation PrevTokLoc;
   // The location of token after the skipped source range.
   SourceLocation NextTokLoc;
+  // The nature of this skipped range
+  Kind RangeKind;
+
+  bool isComment() { return RangeKind == Comment; }
+  bool isEmptyLine() { return RangeKind == EmptyLine; }
+  bool isPPIfElse() { return RangeKind == PPIfElse; }
 
-  SkippedRange(SourceRange Range, SourceLocation PrevTokLoc = SourceLocation(),
+  SkippedRange(SourceRange Range, Kind K,
+               SourceLocation PrevTokLoc = SourceLocation(),
                SourceLocation NextTokLoc = SourceLocation())
-      : Range(Range), PrevTokLoc(PrevTokLoc), NextTokLoc(NextTokLoc) {}
+      : Range(Range), PrevTokLoc(PrevTokLoc), NextTokLoc(NextTokLoc),
+        RangeKind(K) {}
 };
 
 /// Stores additional source code information like skipped ranges which
@@ -62,7 +76,7 @@ public:
 
   std::vector<SkippedRange> &getSkippedRanges() { return SkippedRanges; }
 
-  void AddSkippedRange(SourceRange Range);
+  void AddSkippedRange(SourceRange Range, SkippedRange::Kind RangeKind);
 
   void SourceRangeSkipped(SourceRange Range, SourceLocation EndifLoc) override;