[llvm-commits] [llvm] r47254 - /llvm/trunk/lib/VMCore/Function.cpp

[Owen Anderson]

Author: resistor
Date: Sun Feb 17 22:06:26 2008
New Revision: 47254

URL: http://llvm.org/viewvc/llvm-project?rev=47254&view=rev
Log:
Duncan pointed out that we can fast fail here, because the sret parameter of
a function must be the first parameter.

Modified:
    llvm/trunk/lib/VMCore/Function.cpp

Modified: llvm/trunk/lib/VMCore/Function.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/Function.cpp?rev=47254&r1=47253&r2=47254&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/Function.cpp (original)
+++ llvm/trunk/lib/VMCore/Function.cpp Sun Feb 17 22:06:26 2008
@@ -107,7 +107,8 @@
 /// it in its containing function.
 bool Argument::hasStructRetAttr() const {
   if (!isa<PointerType>(getType())) return false;
-  return getParent()->paramHasAttr(getArgNo()+1, ParamAttr::StructRet);
+  if (getArgNo()) return false; // StructRet param must be first param
+  return getParent()->paramHasAttr(1, ParamAttr::StructRet);
 }