[Transforms][Utils] Delete unused code

Author: gmh5225

llvm/lib/Transforms/Utils/InlineFunction.cpp

@@ -2708,21 +2708,7 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
 
     if (MergeAttributes)
       AttributeFuncs::mergeAttributesForInlining(*Caller, *CalledFunc);
-#ifdef _WIN32
-    // Set 'volatile' to the new BB and instructions.
-    OrigBB->setVolatile(true);
-    for (auto &I : *OrigBB) {
-      if (I.isEHPad())
-        continue;
-      if (I.isPHINodeOrSelectInstOrSwitchInst())
-        continue;
-      if (isa<InvokeInst>(&I))
-        continue;
-      if (isa<IntrinsicInst>(&I))
-        continue;
-      I.setVolatile(true);
-    }
-#endif
+
     // We are now done with the inlining.
     return InlineResult::success();
   }
@@ -2886,20 +2872,6 @@ llvm::InlineResult llvm::InlineFunction(CallBase &CB, InlineFunctionInfo &IFI,
 
   if (MergeAttributes)
     AttributeFuncs::mergeAttributesForInlining(*Caller, *CalledFunc);
-#ifdef _WIN32
-  // Set 'volatile' to the new BB and instructions.
-  AfterCallBB->setVolatile(true);
-  for (auto &I : *AfterCallBB) {
-    if (I.isEHPad())
-      continue;
-    if (I.isPHINodeOrSelectInstOrSwitchInst())
-      continue;
-    if (isa<InvokeInst>(&I))
-      continue;
-    if (isa<IntrinsicInst>(&I))
-      continue;
-    I.setVolatile(true);
-  }
-#endif
+
   return InlineResult::success();
 }