From: Eli Friedman <eli.friedman@gmail.com>
Date: Tue, 2 Jun 2009 07:10:30 +0000 (+0000)
Subject: If we recognize alloca, treat it as a builtin.  This fixes uses of
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b52fe9ce99970955a5f581f5c66fcd89be9a268b;p=clang

If we recognize alloca, treat it as a builtin.  This fixes uses of
alloca without declaring it.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72719 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index a90b30404b..ec5738b28b 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -268,6 +268,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
     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));