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-rw-r--r--Lib/test/test_hash.py9
-rw-r--r--Lib/urllib.py4
-rw-r--r--Objects/longobject.c8
-rw-r--r--Python/ceval.c46
-rw-r--r--Python/compile.c2
5 files changed, 44 insertions, 25 deletions
diff --git a/Lib/test/test_hash.py b/Lib/test/test_hash.py
index eff0c7c..a0364f2 100644
--- a/Lib/test/test_hash.py
+++ b/Lib/test/test_hash.py
@@ -18,10 +18,19 @@ class HashEqualityTestCase(unittest.TestCase):
def test_numeric_literals(self):
self.same_hash(1, 1, 1.0, 1.0+0.0j)
+ self.same_hash(0, 0.0, 0.0+0.0j)
+ self.same_hash(-1, -1.0, -1.0+0.0j)
+ self.same_hash(-2, -2.0, -2.0+0.0j)
def test_coerced_integers(self):
self.same_hash(int(1), int(1), float(1), complex(1),
int('1'), float('1.0'))
+ self.same_hash(int(-2**31), float(-2**31))
+ self.same_hash(int(1-2**31), float(1-2**31))
+ self.same_hash(int(2**31-1), float(2**31-1))
+ # for 64-bit platforms
+ self.same_hash(int(2**31), float(2**31))
+ self.same_hash(int(-2**63), float(-2**63))
def test_coerced_floats(self):
self.same_hash(int(1.23e300), float(1.23e300))
diff --git a/Lib/urllib.py b/Lib/urllib.py
index 04fd50a..b2542fc 100644
--- a/Lib/urllib.py
+++ b/Lib/urllib.py
@@ -357,7 +357,9 @@ class URLopener:
raise IOError('http protocol error', 0,
'got a bad status line', None)
- if response.status == 200:
+ # According to RFC 2616, "2xx" code indicates that the client's
+ # request was successfully received, understood, and accepted.
+ if not (200 <= response.status < 300):
return addinfourl(response.fp, response.msg, "http:" + url)
else:
return self.http_error(
diff --git a/Objects/longobject.c b/Objects/longobject.c
index 1c127ba..7f09bb6 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -2197,10 +2197,18 @@ long_hash(PyLongObject *v)
i = -(i);
}
#define LONG_BIT_PyLong_SHIFT (8*sizeof(long) - PyLong_SHIFT)
+ /* The following loop produces a C long x such that (unsigned long)x
+ is congruent to the absolute value of v modulo ULONG_MAX. The
+ resulting x is nonzero if and only if v is. */
while (--i >= 0) {
/* Force a native long #-bits (32 or 64) circular shift */
x = ((x << PyLong_SHIFT) & ~PyLong_MASK) | ((x >> LONG_BIT_PyLong_SHIFT) & PyLong_MASK);
x += v->ob_digit[i];
+ /* If the addition above overflowed (thinking of x as
+ unsigned), we compensate by incrementing. This preserves
+ the value modulo ULONG_MAX. */
+ if ((unsigned long)x < v->ob_digit[i])
+ x++;
}
#undef LONG_BIT_PyLong_SHIFT
x = x * sign;
diff --git a/Python/ceval.c b/Python/ceval.c
index fa08fe6..07e4013 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -431,7 +431,7 @@ void
Py_SetRecursionLimit(int new_limit)
{
recursion_limit = new_limit;
- _Py_CheckRecursionLimit = recursion_limit;
+ _Py_CheckRecursionLimit = recursion_limit;
}
/* the macro Py_EnterRecursiveCall() only calls _Py_CheckRecursiveCall()
@@ -469,7 +469,7 @@ _Py_CheckRecursiveCall(char *where)
where);
return -1;
}
- _Py_CheckRecursionLimit = recursion_limit;
+ _Py_CheckRecursionLimit = recursion_limit;
return 0;
}
@@ -805,11 +805,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_MakePendingCalls() above. */
if (--_Py_Ticker < 0) {
- if (*next_instr == SETUP_FINALLY) {
- /* Make the last opcode before
- a try: finally: block uninterruptable. */
- goto fast_next_opcode;
- }
+ if (*next_instr == SETUP_FINALLY) {
+ /* Make the last opcode before
+ a try: finally: block uninterruptable. */
+ goto fast_next_opcode;
+ }
_Py_Ticker = _Py_CheckInterval;
tstate->tick_counter++;
#ifdef WITH_TSC
@@ -2500,7 +2500,7 @@ fast_yield:
}
/* pop frame */
- exit_eval_frame:
+exit_eval_frame:
Py_LeaveRecursiveCall();
tstate->frame = f->f_back;
@@ -2761,9 +2761,9 @@ PyEval_EvalCodeEx(PyCodeObject *co, PyObject *globals, PyObject *locals,
return PyGen_New(f);
}
- retval = PyEval_EvalFrameEx(f,0);
+ retval = PyEval_EvalFrameEx(f,0);
- fail: /* Jump here from prelude on failure */
+fail: /* Jump here from prelude on failure */
/* decref'ing the frame can cause __del__ methods to get invoked,
which can call back into Python. While we're done with the
@@ -2772,7 +2772,7 @@ PyEval_EvalCodeEx(PyCodeObject *co, PyObject *globals, PyObject *locals,
*/
assert(tstate != NULL);
++tstate->recursion_depth;
- Py_DECREF(f);
+ Py_DECREF(f);
--tstate->recursion_depth;
return retval;
}
@@ -3186,18 +3186,18 @@ maybe_call_line_trace(Py_tracefunc func, PyObject *obj,
represents a jump backwards, call the trace function.
*/
if ((frame->f_lasti < *instr_lb || frame->f_lasti >= *instr_ub)) {
- int line;
- PyAddrPair bounds;
+ int line;
+ PyAddrPair bounds;
- line = PyCode_CheckLineNumber(frame->f_code, frame->f_lasti,
- &bounds);
- if (line >= 0) {
+ line = PyCode_CheckLineNumber(frame->f_code, frame->f_lasti,
+ &bounds);
+ if (line >= 0) {
frame->f_lineno = line;
result = call_trace(func, obj, frame,
PyTrace_LINE, Py_None);
- }
- *instr_lb = bounds.ap_lower;
- *instr_ub = bounds.ap_upper;
+ }
+ *instr_lb = bounds.ap_lower;
+ *instr_ub = bounds.ap_upper;
}
else if (frame->f_lasti <= *instr_prev) {
result = call_trace(func, obj, frame, PyTrace_LINE, Py_None);
@@ -3583,9 +3583,9 @@ update_keyword_args(PyObject *orig_kwdict, int nk, PyObject ***pp_stack,
PyObject *value = EXT_POP(*pp_stack);
PyObject *key = EXT_POP(*pp_stack);
if (PyDict_GetItem(kwdict, key) != NULL) {
- PyErr_Format(PyExc_TypeError,
- "%.200s%s got multiple values "
- "for keyword argument '%.200s'",
+ PyErr_Format(PyExc_TypeError,
+ "%.200s%s got multiple values "
+ "for keyword argument '%.200s'",
PyEval_GetFuncName(func),
PyEval_GetFuncDesc(func),
PyUnicode_AsString(key));
@@ -3763,7 +3763,7 @@ ext_do_call(PyObject *func, PyObject ***pp_stack, int flags, int na, int nk)
PCALL(PCALL_OTHER);
#endif
result = PyObject_Call(func, callargs, kwdict);
- ext_call_fail:
+ext_call_fail:
Py_XDECREF(callargs);
Py_XDECREF(kwdict);
Py_XDECREF(stararg);
diff --git a/Python/compile.c b/Python/compile.c
index e569102..d20da0a 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -1428,7 +1428,7 @@ compiler_function(struct compiler *c, stmt_ty s)
st = (stmt_ty)asdl_seq_GET(s->v.FunctionDef.body, 0);
docstring = compiler_isdocstring(st);
- if (docstring)
+ if (docstring && Py_OptimizeFlag < 2)
first_const = st->v.Expr.value->v.Str.s;
if (compiler_add_o(c, c->u->u_consts, first_const) < 0) {
compiler_exit_scope(c);