[cfe-commits] r172317 - /cfe/trunk/lib/AST/Decl.cpp

[Rafael Espindola]

Author: rafael
Date: Sat Jan 12 09:27:44 2013
New Revision: 172317

URL: http://llvm.org/viewvc/llvm-project?rev=172317&view=rev
Log:
comment

Modified:
    cfe/trunk/lib/AST/Decl.cpp

Modified: cfe/trunk/lib/AST/Decl.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/Decl.cpp?rev=172317&r1=172316&r2=172317&view=diff
==============================================================================
--- cfe/trunk/lib/AST/Decl.cpp (original)
+++ cfe/trunk/lib/AST/Decl.cpp Sat Jan 12 09:27:44 2013
@@ -1761,6 +1761,9 @@
 }
 
 bool FunctionDecl::hasCLanguageLinkage() const {
+  // Users expect to be able to write
+  // extern "C" void *__builtin_alloca (size_t);
+  // so consider builtins as having C language linkage.
   if (getBuiltinID())
     return true;
 


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