1 files changed, 3 insertions, 1 deletions
diff --git a/js/src/wasm/WasmCodegenTypes.h b/js/src/wasm/WasmCodegenTypes.h
index 7e54ad15f7..c01f1d4d37 100644
--- a/js/src/wasm/WasmCodegenTypes.h
+++ b/js/src/wasm/WasmCodegenTypes.h
@@ -554,6 +554,7 @@ class CallSiteDesc {
     EnterFrame,     // call to a enter frame handler
     LeaveFrame,     // call to a leave frame handler
     CollapseFrame,  // call to a leave frame handler during tail call
+    StackSwitch,    // stack switch point
     Breakpoint      // call to instruction breakpoint
   };
   CallSiteDesc() : lineOrBytecode_(0), kind_(0) {}
@@ -576,9 +577,10 @@ class CallSiteDesc {
   bool isIndirectCall() const { return kind() == CallSiteDesc::Indirect; }
   bool isFuncRefCall() const { return kind() == CallSiteDesc::FuncRef; }
   bool isReturnStub() const { return kind() == CallSiteDesc::ReturnStub; }
+  bool isStackSwitch() const { return kind() == CallSiteDesc::StackSwitch; }
   bool mightBeCrossInstance() const {
     return isImportCall() || isIndirectCall() || isFuncRefCall() ||
-           isReturnStub();
+           isReturnStub() || isStackSwitch();
   }
 };