Save the native name on the function instead of finding it in the token stream for lazily-linked na…

runtime/vm/compiler.cc

Index: runtime/vm/compiler.cc
diff --git a/runtime/vm/compiler.cc b/runtime/vm/compiler.cc
index 731699811a6446281dbc04293786c9b702ef7ae5..150bd0af715b05e39fc9b4e39b2bcae74e6fcf0a 100644
--- a/runtime/vm/compiler.cc
+++ b/runtime/vm/compiler.cc
@@ -1138,7 +1138,9 @@ static RawError* CompileFunctionHelper(CompilationPipeline* pipeline,
     // We got an error during compilation.
     error = isolate->object_store()->sticky_error();
     isolate->object_store()->clear_sticky_error();
-    ASSERT(!optimized);
+    // Unoptimized compilation or precompilation may encounter compile-time
+    // errors, but regular optimized compilation should not.
+    ASSERT(!optimized || Compiler::always_optimize());
     // Do not attempt to optimize functions that can cause errors.
     function.set_is_optimizable(false);
     return error.raw();