[llvm-commits] [llvm] r74599 - /llvm/trunk/include/llvm/MC/MCSymbol.h

[Daniel Dunbar]

Author: ddunbar
Date: Wed Jul  1 02:03:41 2009
New Revision: 74599

URL: http://llvm.org/viewvc/llvm-project?rev=74599&view=rev
Log:
Tweak MCSymbol doxyments.

Modified:
    llvm/trunk/include/llvm/MC/MCSymbol.h

Modified: llvm/trunk/include/llvm/MC/MCSymbol.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/MCSymbol.h?rev=74599&r1=74598&r2=74599&view=diff

==============================================================================
--- llvm/trunk/include/llvm/MC/MCSymbol.h (original)
+++ llvm/trunk/include/llvm/MC/MCSymbol.h Wed Jul  1 02:03:41 2009
@@ -30,8 +30,8 @@
   class MCSymbol {
     /// Name - The name of the symbol.
     std::string Name;
-    /// Section - The section the symbol is defined in, or null if not defined
-    /// in this translation unit.
+    /// Section - The section the symbol is defined in, or null if the symbol
+    /// has not been defined in the associated translation unit.
     MCSection *Section;
     
     /// IsTemporary - True if this is an assembler temporary label, which
@@ -39,7 +39,9 @@
     /// "Lfoo" or ".foo".
     unsigned IsTemporary : 1;
     
-    /// IsExternal - ?
+    /// IsExternal - True if this symbol has been implicitly defined as an
+    /// external, for example by using it in an expression without ever emitting
+    /// it as a label. The @var Section for an external symbol is always null.
     unsigned IsExternal : 1;
 
   private:  // MCContext creates and uniques these.