[cfe-commits] r72719 - /cfe/trunk/lib/CodeGen/CGBuiltin.cpp

[Eli Friedman]

Author: efriedma
Date: Tue Jun  2 02:10:30 2009
New Revision: 72719

URL: http://llvm.org/viewvc/llvm-project?rev=72719&view=rev
Log:
If we recognize alloca, treat it as a builtin.  This fixes uses of 
alloca without declaring it.


Modified:
    cfe/trunk/lib/CodeGen/CGBuiltin.cpp

Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=72719&r1=72718&r2=72719&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Tue Jun  2 02:10:30 2009
@@ -268,6 +268,7 @@
     return RValue::get(Builder.CreateZExt(LHS, ConvertType(E->getType()),
                                           "tmp"));
   }
+  case Builtin::BIalloca:
   case Builtin::BI__builtin_alloca: {
     // FIXME: LLVM IR Should allow alloca with an i64 size!
     Value *Size = EmitScalarExpr(E->getArg(0));