[cfe-commits] r39050 - in /cfe/cfe/trunk: AST/Expr.cpp AST/Sema.cpp Sema/Sema.cpp include/clang/AST/Expr.h

[sabre at cs.uiuc.edu]

Author: sabre
Date: Wed Jul 11 11:27:08 2007
New Revision: 39050

URL: http://llvm.org/viewvc/llvm-project?rev=39050&view=rev
Log:
Handle __extension__ as a unary operator if requested.

Modified:
    cfe/cfe/trunk/AST/Expr.cpp
    cfe/cfe/trunk/AST/Sema.cpp
    cfe/cfe/trunk/Sema/Sema.cpp
    cfe/cfe/trunk/include/clang/AST/Expr.h

Modified: cfe/cfe/trunk/AST/Expr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/cfe/trunk/AST/Expr.cpp?rev=39050&r1=39049&r2=39050&view=diff

==============================================================================
--- cfe/cfe/trunk/AST/Expr.cpp (original)
+++ cfe/cfe/trunk/AST/Expr.cpp Wed Jul 11 11:27:08 2007
@@ -65,7 +65,7 @@
 /// corresponds to, e.g. "sizeof" or "[pre]++".
 const char *UnaryOperator::getOpcodeStr(Opcode Op) {
   switch (Op) {
-  default: assert(0 && "Unknown binary operator");
+  default: assert(0 && "Unknown unary operator");
   case PostInc: return "[post]++";
   case PostDec: return "[post]--";
   case PreInc:  return "[pre]++";
@@ -80,6 +80,7 @@
   case Imag:    return "__imag";
   case SizeOf:  return "sizeof";
   case AlignOf: return "alignof";
+  case Extension: return "__extension__";
   }
 }
 

Modified: cfe/cfe/trunk/AST/Sema.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/cfe/trunk/AST/Sema.cpp?rev=39050&r1=39049&r2=39050&view=diff

==============================================================================
--- cfe/cfe/trunk/AST/Sema.cpp (original)
+++ cfe/cfe/trunk/AST/Sema.cpp Wed Jul 11 11:27:08 2007
@@ -277,6 +277,10 @@
   case tok::kw___real:    Opc = UnaryOperator::Real; break;
   case tok::kw___imag:    Opc = UnaryOperator::Imag; break;
   case tok::ampamp:       Opc = UnaryOperator::AddrLabel; break;
+  case tok::kw___extension__: 
+    if (!FullLocInfo) return Input;
+    Opc = UnaryOperator::Extension;
+    break;
   }
 
   if (!FullLocInfo)

Modified: cfe/cfe/trunk/Sema/Sema.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/cfe/trunk/Sema/Sema.cpp?rev=39050&r1=39049&r2=39050&view=diff

==============================================================================
--- cfe/cfe/trunk/Sema/Sema.cpp (original)
+++ cfe/cfe/trunk/Sema/Sema.cpp Wed Jul 11 11:27:08 2007
@@ -277,6 +277,10 @@
   case tok::kw___real:    Opc = UnaryOperator::Real; break;
   case tok::kw___imag:    Opc = UnaryOperator::Imag; break;
   case tok::ampamp:       Opc = UnaryOperator::AddrLabel; break;
+  case tok::kw___extension__: 
+    if (!FullLocInfo) return Input;
+    Opc = UnaryOperator::Extension;
+    break;
   }
 
   if (!FullLocInfo)

Modified: cfe/cfe/trunk/include/clang/AST/Expr.h
URL: http://llvm.org/viewvc/llvm-project/cfe/cfe/trunk/include/clang/AST/Expr.h?rev=39050&r1=39049&r2=39050&view=diff

==============================================================================
--- cfe/cfe/trunk/include/clang/AST/Expr.h (original)
+++ cfe/cfe/trunk/include/clang/AST/Expr.h Wed Jul 11 11:27:08 2007
@@ -108,7 +108,8 @@
     Not, LNot,        // [C99 6.5.3.3] Unary arithmetic operators.
     SizeOf, AlignOf,  // [C99 6.5.3.4] Sizeof (expr, not type) operator.
     Real, Imag,       // "__real expr"/"__imag expr" Extension.
-    AddrLabel         // && label Extension.
+    AddrLabel,        // && label Extension.
+    Extension         // __extension__ marker.
   };
 
   UnaryOperator(Expr *input, Opcode opc)