Make Module const in a few more places

Author: stevenfontanella

src/ir/effects.h

@@ -32,7 +32,7 @@ namespace wasm {
 
 class EffectAnalyzer {
 public:
-  EffectAnalyzer(const PassOptions& passOptions, Module& module)
+  EffectAnalyzer(const PassOptions& passOptions, const Module& module)
     : ignoreImplicitTraps(passOptions.ignoreImplicitTraps),
       trapsNeverHappen(passOptions.trapsNeverHappen), branchesOut(false),
       calls(false), readsMemory(false), writesMemory(false),
@@ -46,7 +46,7 @@ class EffectAnalyzer {
       features(module.features) {}
 
   EffectAnalyzer(const PassOptions& passOptions,
-                 Module& module,
+                 const Module& module,
                  Expression* ast)
     : EffectAnalyzer(passOptions, module) {
     walk(ast);
@@ -136,7 +136,7 @@ class EffectAnalyzer {
   // more here.)
   bool hasReturnCallThrow : 1;
 
-  Module& module;
+  const Module& module;
   FeatureSet features;
 
   std::set<Index> localsRead;

src/ir/intrinsics.h

@@ -33,10 +33,10 @@
 namespace wasm {
 
 class Intrinsics {
-  Module& module;
+  const Module& module;
 
 public:
-  Intrinsics(Module& module) : module(module) {}
+  Intrinsics(const Module& module) : module(module) {}
 
   // Check if an instruction is the Binaryen call.without.effects intrinsic.
   //