[PATCH] D35230: [clang] buildFixItInsertionLine should use Hints of the same FID and LineNo

[Chih-Hung Hsieh via Phabricator via cfe-commits]

chh created this revision.

Fix bug https://bugs.llvm.org/show_bug.cgi?id=33734


https://reviews.llvm.org/D35230

Files:
  lib/Frontend/TextDiagnostic.cpp


Index: lib/Frontend/TextDiagnostic.cpp
===================================================================
--- lib/Frontend/TextDiagnostic.cpp
+++ lib/Frontend/TextDiagnostic.cpp
@@ -1052,7 +1052,8 @@
   std::fill(CaretLine.begin()+StartColNo,CaretLine.begin()+EndColNo,'~');
 }
 
-static std::string buildFixItInsertionLine(unsigned LineNo,
+static std::string buildFixItInsertionLine(FileID FID,
+                                           unsigned LineNo,
                                            const SourceColumnMap &map,
                                            ArrayRef<FixItHint> Hints,
                                            const SourceManager &SM,
@@ -1069,7 +1070,8 @@
       // code contains no newlines and is on the same line as the caret.
       std::pair<FileID, unsigned> HintLocInfo
         = SM.getDecomposedExpansionLoc(I->RemoveRange.getBegin());
-      if (LineNo == SM.getLineNumber(HintLocInfo.first, HintLocInfo.second) &&
+      if (FID == HintLocInfo.first &&
+          LineNo == SM.getLineNumber(HintLocInfo.first, HintLocInfo.second) &&
           StringRef(I->CodeToInsert).find_first_of("\n\r") == StringRef::npos) 
{
         // Insert the new code into the line just below the code
         // that the user wrote.
@@ -1105,9 +1107,6 @@
 
         PrevHintEndCol =
           HintCol + llvm::sys::locale::columnWidth(I->CodeToInsert);
-      } else {
-        FixItInsertionLine.clear();
-        break;
       }
     }
   }
@@ -1222,7 +1221,7 @@
     }
 
     std::string FixItInsertionLine = buildFixItInsertionLine(
-        LineNo, sourceColMap, Hints, SM, DiagOpts.get());
+        FID, LineNo, sourceColMap, Hints, SM, DiagOpts.get());
 
     // If the source line is too long for our terminal, select only the
     // "interesting" source region within that line.



Index: lib/Frontend/TextDiagnostic.cpp
===================================================================
--- lib/Frontend/TextDiagnostic.cpp
+++ lib/Frontend/TextDiagnostic.cpp
@@ -1052,7 +1052,8 @@
   std::fill(CaretLine.begin()+StartColNo,CaretLine.begin()+EndColNo,'~');
 }
 
-static std::string buildFixItInsertionLine(unsigned LineNo,
+static std::string buildFixItInsertionLine(FileID FID,
+                                           unsigned LineNo,
                                            const SourceColumnMap &map,
                                            ArrayRef<FixItHint> Hints,
                                            const SourceManager &SM,
@@ -1069,7 +1070,8 @@
       // code contains no newlines and is on the same line as the caret.
       std::pair<FileID, unsigned> HintLocInfo
         = SM.getDecomposedExpansionLoc(I->RemoveRange.getBegin());
-      if (LineNo == SM.getLineNumber(HintLocInfo.first, HintLocInfo.second) &&
+      if (FID == HintLocInfo.first &&
+          LineNo == SM.getLineNumber(HintLocInfo.first, HintLocInfo.second) &&
           StringRef(I->CodeToInsert).find_first_of("\n\r") == StringRef::npos) {
         // Insert the new code into the line just below the code
         // that the user wrote.
@@ -1105,9 +1107,6 @@
 
         PrevHintEndCol =
           HintCol + llvm::sys::locale::columnWidth(I->CodeToInsert);
-      } else {
-        FixItInsertionLine.clear();
-        break;
       }
     }
   }
@@ -1222,7 +1221,7 @@
     }
 
     std::string FixItInsertionLine = buildFixItInsertionLine(
-        LineNo, sourceColMap, Hints, SM, DiagOpts.get());
+        FID, LineNo, sourceColMap, Hints, SM, DiagOpts.get());
 
     // If the source line is too long for our terminal, select only the
     // "interesting" source region within that line.

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