Downstream bug report: https://github.com/rust-lang/rust/issues/70337

diff --git a/llvm/lib/Transforms/Utils/ValueMapper.cpp b/llvm/lib/Transforms/Utils/ValueMapper.cpp
index da68d3713b4..d6b01a12b93 100644
--- a/llvm/lib/Transforms/Utils/ValueMapper.cpp
+++ b/llvm/lib/Transforms/Utils/ValueMapper.cpp
@@ -364,17 +364,18 @@ Value *Mapper::mapValue(const Value *V) {
   if (const InlineAsm *IA = dyn_cast<InlineAsm>(V)) {
     // Inline asm may need *type* remapping.
     FunctionType *NewTy = IA->getFunctionType();
     if (TypeMapper) {
       NewTy = cast<FunctionType>(TypeMapper->remapType(NewTy));
 
       if (NewTy != IA->getFunctionType())
         V = InlineAsm::get(NewTy, IA->getAsmString(), IA->getConstraintString(),
-                           IA->hasSideEffects(), IA->isAlignStack());
+                           IA->hasSideEffects(), IA->isAlignStack(),
+                           IA->getDialect());
     }
 
     return getVM()[V] = const_cast<Value *>(V);
   }
 
   if (const auto *MDV = dyn_cast<MetadataAsValue>(V)) {
     const Metadata *MD = MDV->getMetadata();