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_tracemalloc: store lineno as unsigned int

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Issue #26564. Cleanup the code, lineno is never negative.
This commit is contained in:
Victor Stinner 2016-03-15 21:57:02 +01:00
parent 57003f81ea
commit 9528334e16
1 changed files with 7 additions and 17 deletions
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24
Modules/_tracemalloc.c
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@ -66,7 +66,7 @@ _declspec(align(4))
#endif
{
PyObject *filename;
int lineno;
unsigned int lineno;
} frame_t;
typedef struct {
@ -266,12 +266,13 @@ tracemalloc_get_frame(PyFrameObject *pyframe, frame_t *frame)
PyCodeObject *code;
PyObject *filename;
_Py_hashtable_entry_t *entry;
int lineno;
frame->filename = unknown_filename;
frame->lineno = PyFrame_GetLineNumber(pyframe);
assert(frame->lineno >= 0);
if (frame->lineno < 0)
frame->lineno = 0;
lineno = PyFrame_GetLineNumber(pyframe);
if (lineno < 0)
lineno = 0;
frame->lineno = (unsigned int)lineno;
code = pyframe->f_code;
if (code == NULL) {
@ -375,7 +376,6 @@ traceback_get_frames(traceback_t *traceback)
for (pyframe = tstate->frame; pyframe != NULL; pyframe = pyframe->f_back) {
tracemalloc_get_frame(pyframe, &traceback->frames[traceback->nframe]);
assert(traceback->frames[traceback->nframe].filename != NULL);
assert(traceback->frames[traceback->nframe].lineno >= 0);
traceback->nframe++;
if (traceback->nframe == tracemalloc_config.max_nframe)
break;
@ -943,15 +943,6 @@ tracemalloc_stop(void)
tracemalloc_traceback = NULL;
}
static PyObject*
lineno_as_obj(int lineno)
{
if (lineno >= 0)
return PyLong_FromLong(lineno);
else
Py_RETURN_NONE;
}
PyDoc_STRVAR(tracemalloc_is_tracing_doc,
"is_tracing()->bool\n"
"\n"
@ -996,8 +987,7 @@ frame_to_pyobject(frame_t *frame)
Py_INCREF(frame->filename);
PyTuple_SET_ITEM(frame_obj, 0, frame->filename);
assert(frame->lineno >= 0);
lineno_obj = lineno_as_obj(frame->lineno);
lineno_obj = PyLong_FromUnsignedLong(frame->lineno);
if (lineno_obj == NULL) {
Py_DECREF(frame_obj);
return NULL;