Convert two other post-decrement while-loops to pre-decrements for co… · pythoncapi/cpython@165eee2 · GitHub

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Commit 165eee2

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rhettinger

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Convert two other post-decrement while-loops to pre-decrements for consistency

and for better code generation.

1 parent d84ec22 commit 165eee2
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1 file changed

+4-2Lines changed: 4 additions & 2 deletions

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  • _collectionsmodule.c

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‎Modules/_collectionsmodule.c‎

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+4-2Lines changed: 4 additions & 2 deletions

Original file line number	Diff line number	Diff line change
@@ -937,7 +937,8 @@ deque_count(dequeobject *deque, PyObject *v)
937	937	PyObject *item;
938	938	int cmp;
939	939
940		- while (n--) {
	940	+ n++;
	941	+ while (--n) {
941	942	CHECK_NOT_END(b);
942	943	item = b->data[index];
943	944	cmp = PyObject_RichCompareBool(item, v, Py_EQ);
@@ -974,7 +975,8 @@ deque_contains(dequeobject *deque, PyObject *v)
974	975	PyObject *item;
975	976	int cmp;
976	977
977		- while (n--) {
	978	+ n++;
	979	+ while (--n) {
978	980	CHECK_NOT_END(b);
979	981	item = b->data[index];
980	982	cmp = PyObject_RichCompareBool(item, v, Py_EQ);

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