[llvm] r279990 - ASan: remove variable only used in assertions build

[Tim Northover via llvm-commits]

Author: tnorthover
Date: Mon Aug 29 14:12:20 2016
New Revision: 279990

URL: http://llvm.org/viewvc/llvm-project?rev=279990&view=rev
Log:
ASan: remove variable only used in assertions build

Modified:
    llvm/trunk/lib/Transforms/Utils/ASanStackFrameLayout.cpp

Modified: llvm/trunk/lib/Transforms/Utils/ASanStackFrameLayout.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/ASanStackFrameLayout.cpp?rev=279990&r1=279989&r2=279990&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/ASanStackFrameLayout.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/ASanStackFrameLayout.cpp Mon Aug 29 14:12:20 2016
@@ -102,10 +102,9 @@ ComputeASanStackFrameLayout(SmallVectorI
 SmallVector<uint8_t, 64>
 GetShadowBytes(const SmallVectorImpl<ASanStackVariableDescription> &Vars,
                const ASanStackFrameLayout &Layout) {
+  assert(Vars.size() > 0);
   SmallVector<uint8_t, 64> SB;
   SB.clear();
-  const size_t NumVars = Vars.size();
-  assert(NumVars > 0);
   const size_t Granularity = Layout.Granularity;
   SB.resize(Vars[0].Offset / Granularity, kAsanStackLeftRedzoneMagic);
   for (const auto &Var : Vars) {