int i;
PyThreadState *tstate;
int recursion_limit = Py_GetRecursionLimit();
+ int starting_recursion_depth;
if (st == NULL)
return NULL;
return NULL;
}
/* Be careful here to prevent overflow. */
- st->recursion_depth = (tstate->recursion_depth < INT_MAX / COMPILER_STACK_FRAME_SCALE) ?
+ starting_recursion_depth = (tstate->recursion_depth < INT_MAX / COMPILER_STACK_FRAME_SCALE) ?
tstate->recursion_depth * COMPILER_STACK_FRAME_SCALE : tstate->recursion_depth;
+ st->recursion_depth = starting_recursion_depth;
st->recursion_limit = (recursion_limit < INT_MAX / COMPILER_STACK_FRAME_SCALE) ?
recursion_limit * COMPILER_STACK_FRAME_SCALE : recursion_limit;
PySymtable_Free(st);
return NULL;
}
+ /* Check that the recursion depth counting balanced correctly */
+ if (st->recursion_depth != starting_recursion_depth) {
+ PyErr_Format(PyExc_SystemError,
+ "symtable analysis recursion depth mismatch (before=%d, after=%d)",
+ starting_recursion_depth, st->recursion_depth);
+ PySymtable_Free(st);
+ return NULL;
+ }
/* Make the second symbol analysis pass */
if (symtable_analyze(st))
return st;
PyErr_SyntaxLocationObject(st->st_filename,
e->lineno,
e->col_offset);
- VISIT_QUIT(st, 0);
+ return 0;
}
if (st->st_cur->ste_comprehension) {
/* Inside a comprehension body, so find the right target scope */
if (!symtable_extend_namedexpr_scope(st, e->v.NamedExpr.target))
- VISIT_QUIT(st, 0);
+ return 0;
}
VISIT(st, expr, e->v.NamedExpr.value);
VISIT(st, expr, e->v.NamedExpr.target);
- VISIT_QUIT(st, 1);
+ return 1;
}
static int