Only trigger isDeopt once

By moving the deopt logic into an inner frame.  I think we trigger
the isDeopt() block twice since there's a destructor that has to
get run.

src/codegen/ast_interpreter.cpp

@@ -1819,8 +1819,10 @@ Box* astInterpretFunctionEval(CLFunction* clfunc, Box* globals, Box* boxedLocals
     return v ? v : None;
 }
 
-Box* astInterpretDeopt(CLFunction* clfunc, AST_expr* after_expr, AST_stmt* enclosing_stmt, Box* expr_val,
-                       FrameStackState frame_state) {
+static Box* astInterpretDeoptInner(CLFunction* clfunc, AST_expr* after_expr, AST_stmt* enclosing_stmt, Box* expr_val,
+                                   FrameStackState frame_state) __attribute__((noinline));
+static Box* astInterpretDeoptInner(CLFunction* clfunc, AST_expr* after_expr, AST_stmt* enclosing_stmt, Box* expr_val,
+                                   FrameStackState frame_state) {
     assert(clfunc);
     assert(enclosing_stmt);
     assert(frame_state.locals);
@@ -1910,6 +1912,11 @@ Box* astInterpretDeopt(CLFunction* clfunc, AST_expr* after_expr, AST_stmt* enclo
     return v ? v : None;
 }
 
+Box* astInterpretDeopt(CLFunction* clfunc, AST_expr* after_expr, AST_stmt* enclosing_stmt, Box* expr_val,
+                       FrameStackState frame_state) {
+    return astInterpretDeoptInner(clfunc, after_expr, enclosing_stmt, expr_val, frame_state);
+}
+
 extern "C" void printExprHelper(Box* obj) {
     Box* displayhook = PySys_GetObject("displayhook");
     if (!displayhook)

src/codegen/unwinding.cpp

@@ -510,6 +510,7 @@ public:
         bool rtn = false;
 
         if (isDeopt(ip)) {
+            assert(!skip_next_pythonlike_frame);
             skip_next_pythonlike_frame = true;
         } else if (frameIsPythonFrame(ip, bp, cursor, frame_iter)) {
             if (!skip_next_pythonlike_frame)