Backing out the fast path for interned string compares again as requested.

diff --git a/Python/ceval.c b/Python/ceval.c
index 34b4cb954d88eb5a17565b14ee1beb33a5732e7c..b70773434965600f004d821a4104e1b3b9a0effc 100644 (file)
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -1778,21 +1778,6 @@ eval_frame(PyFrameObject *f)
                                x = res ? Py_True : Py_False;
                                Py_INCREF(x);
                        }
-                       else if (v == w && PyString_CheckExact(v)) {
-                               /* Fast-path for comparing interned strings */
-                               switch (oparg) {
-                               case EQ: x = Py_True; break;
-                               case LE: x = Py_True; break;
-                               case GE: x = Py_True; break;
-                               case NE: x = Py_False; break;
-                               case GT: x = Py_False; break;
-                               case LT: x = Py_False; break;
-                               case IS: x = Py_True; break;
-                               case IS_NOT: x = Py_False; break;
-                               default: goto slow_compare;
-                               }
-                               Py_INCREF(x);
-                       }
                        else {
                          slow_compare:
                                x = cmp_outcome(oparg, v, w);