1 files changed, 2 insertions, 2 deletions
diff --git a/src/wasm/wasm-ir-builder.cpp b/src/wasm/wasm-ir-builder.cpp
index a51337cda..96212ccd7 100644
--- a/src/wasm/wasm-ir-builder.cpp
+++ b/src/wasm/wasm-ir-builder.cpp
@@ -709,7 +709,7 @@ Result<> IRBuilder::visitFunctionStart(Function* func) {
     return Err{"unexpected start of function"};
   }
   if (auto* loc = std::get_if<Function::DebugLocation>(&debugLoc)) {
-    func->prologLocation.insert(*loc);
+    func->prologLocation = *loc;
   }
   debugLoc = CanReceiveDebug();
   scopeStack.push_back(ScopeCtx::makeFunc(func));
@@ -975,7 +975,7 @@ Result<> IRBuilder::visitEnd() {
   }
   if (auto* func = scope.getFunction()) {
     if (auto* loc = std::get_if<Function::DebugLocation>(&debugLoc)) {
-      func->epilogLocation.insert(*loc);
+      func->epilogLocation = *loc;
     }
   }
   debugLoc = CanReceiveDebug();