[cfe-commits] r59555 - /cfe/trunk/include/clang/Basic/Diagnostic.h

[Chris Lattner]

Author: lattner
Date: Tue Nov 18 15:53:02 2008
New Revision: 59555

URL: http://llvm.org/viewvc/llvm-project?rev=59555&view=rev
Log:
Allow diagnostics to be used in bool context, like:

return Diag(...);

when the function returns bool.  This always evaluates to true.


Modified:
    cfe/trunk/include/clang/Basic/Diagnostic.h

Modified: cfe/trunk/include/clang/Basic/Diagnostic.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Diagnostic.h?rev=59555&r1=59554&r2=59555&view=diff

==============================================================================
--- cfe/trunk/include/clang/Basic/Diagnostic.h (original)
+++ cfe/trunk/include/clang/Basic/Diagnostic.h Tue Nov 18 15:53:02 2008
@@ -243,6 +243,11 @@
   const Diagnostic *getDiags() const { return DiagObj; }
   unsigned getID() const { return DiagID; }
   const FullSourceLoc &getLocation() const { return Loc; }
+  
+  /// Operator bool: conversion of DiagnosticInfo to bool always returns true.
+  /// This allows is to be used in boolean error contexts like:
+  /// return Diag(...);
+  operator bool() const { return true; }
 
   unsigned getNumArgs() const { return DiagObj->NumDiagArgs; }