[llvm-commits] [llvm] r106063 - /llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp

[Stuart Hastings]

Author: stuart
Date: Tue Jun 15 18:06:30 2010
New Revision: 106063

URL: http://llvm.org/viewvc/llvm-project?rev=106063&view=rev
Log:
Added a comment.

Modified:
    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=106063&r1=106062&r2=106063&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Tue Jun 15 18:06:30 2010
@@ -2353,6 +2353,11 @@
 
     if (!WScope->getParent()) {
       StringRef SPName = DISubprogram(Scope).getLinkageName();
+      // We used to check only for a linkage name, but that fails
+      // since we began omitting the linkage name for private
+      // functions.  The new way is to check for the name in metadata,
+      // but that's not supported in old .ll test cases.  Ergo, we
+      // check both.
       if (SPName == Asm->MF->getFunction()->getName() ||
           DISubprogram(Scope).getFunction() == Asm->MF->getFunction())
         CurrentFnDbgScope = WScope;