authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2025-02-05 13:21:15-08:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2025-02-06 14:23:23-08:00
logc8e807c44ed8c96b31a6cbe0b7f5f01a02ced270
tree3801acd6c825e13a1ec8072cc87774fede5dbf3d
parentb14a350430aef737250b92520fa805201decf4d5

std.heap.GeneralPurposeAllocator: use for loops in leak check

1 files changed, 3 insertions(+), 6 deletions(-)

lib/std/heap/general_purpose_allocator.zig+3-6
......@@ -412,12 +412,11 @@ pub fn GeneralPurposeAllocator(comptime config: Config) type {
412412 const size_class = @as(usize, 1) << @as(Log2USize, @intCast(size_class_index));
413413 const slot_count = slot_counts[size_class_index];
414414 var leaks = false;
415 var used_bits_byte: usize = 0;
416 while (used_bits_byte < used_bits_count) : (used_bits_byte += 1) {
415 for (0..used_bits_count) |used_bits_byte| {
417416 const used_byte = bucket.usedBits(used_bits_byte).*;
418417 if (used_byte != 0) {
419 var bit_index: u3 = 0;
420 while (true) : (bit_index += 1) {
418 for (0..8) |bit_index_usize| {
419 const bit_index: u3 = @intCast(bit_index_usize);
421420 const is_used = @as(u1, @truncate(used_byte >> bit_index)) != 0;
422421 if (is_used) {
423422 const slot_index: SlotIndex = @intCast(used_bits_byte * 8 + bit_index);
......@@ -427,8 +426,6 @@ pub fn GeneralPurposeAllocator(comptime config: Config) type {
427426 log.err("memory address 0x{x} leaked: {}", .{ addr, stack_trace });
428427 leaks = true;
429428 }
430 if (bit_index == math.maxInt(u3))
431 break;
432429 }
433430 }
434431 }