Eliminate unused allocas.

Bug swiftshader:27

Change-Id: If085323dc6cc4325c6ff55c1021e98db94a75302
Reviewed-on: https://swiftshader-review.googlesource.com/8228
Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>

src/Reactor/Subzero.vcxproj.filters

diff --git a/src/Reactor/Subzero.vcxproj.filters b/src/Reactor/Subzero.vcxproj.filters
index b415ca1..64c9db6 100644
--- a/src/Reactor/Subzero.vcxproj.filters
+++ b/src/Reactor/Subzero.vcxproj.filters
@@ -117,6 +117,9 @@
     <ClCompile Include="$(SolutionDir)third_party\pnacl-subzero\src\IceTargetLoweringX8664.cpp">

       <Filter>Source Files</Filter>

     </ClCompile>

+    <ClCompile Include="Optimizer.cpp">

+      <Filter>Source Files</Filter>

+    </ClCompile>

   </ItemGroup>

   <ItemGroup>

     <ClInclude Include="$(SolutionDir)third_party\pnacl-subzero\src\IceAssembler.h">

@@ -287,6 +290,9 @@
     <ClInclude Include="$(SolutionDir)third_party\pnacl-subzero\src\IceRegistersX8664.h">

       <Filter>Header Files</Filter>

     </ClInclude>

+    <ClInclude Include="Optimizer.hpp">

+      <Filter>Header Files</Filter>

+    </ClInclude>

   </ItemGroup>

   <ItemGroup>

     <None Include="$(SolutionDir)third_party\pnacl-subzero\src\IceClFlags.def">