Add support for code completion on stdin.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@117414 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 1 deletions

diff --git a/include/clang/Frontend/CommandLineSourceLoc.h b/include/clang/Frontend/CommandLineSourceLoc.h
index bea468b017..8911cfadd5 100644
--- a/include/clang/Frontend/CommandLineSourceLoc.h
+++ b/include/clang/Frontend/CommandLineSourceLoc.h
@@ -37,9 +37,15 @@ public:
 
     // If both tail splits were valid integers, return success.
     if (!ColSplit.second.getAsInteger(10, PSL.Column) &&
-        !LineSplit.second.getAsInteger(10, PSL.Line))
+        !LineSplit.second.getAsInteger(10, PSL.Line)) {
       PSL.FileName = LineSplit.first;
 
+      // On the command-line, stdin may be specified via "-". Inside the
+      // compiler, stdin is called "<stdin>".
+      if (PSL.FileName == "-")
+        PSL.FileName = "<stdin>";
+    }
+
     return PSL;
   }
 };