diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2d290622..c318eef9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -198,7 +198,7 @@ elseif(MSVC)
     if(ENABLE_EXCEPTIONS)
         add_compile_options(/EHsc) # Enable Exceptions
 	else()
-        string(REGEX REPLACE /EHsc "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}) # Try to remove default /EHsc cxx_flag
+        string(REGEX REPLACE "/EHsc" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") # Try to remove default /EHsc cxx_flag
         add_compile_options(/D_HAS_EXCEPTIONS=0)
     endif()
 endif()
diff --git a/SPIRV/SpvBuilder.cpp b/SPIRV/SpvBuilder.cpp
index 6751dec2..e83306eb 100644
--- a/SPIRV/SpvBuilder.cpp
+++ b/SPIRV/SpvBuilder.cpp
@@ -2812,6 +2812,7 @@ void Builder::accessChainStore(Id rvalue, Decoration nonUniform, spv::MemoryAcce
         accessChain.component == NoResult) {
         for (unsigned int i = 0; i < accessChain.swizzle.size(); ++i) {
             accessChain.indexChain.push_back(makeUintConstant(accessChain.swizzle[i]));
+            accessChain.instr = NoResult;
 
             Id base = collapseAccessChain();
             addDecoration(base, nonUniform);