lib/std/heap.zig                           |  67 ++++++++++---
 lib/std/heap/arena_allocator.zig           |   4 +-
 lib/std/heap/general_purpose_allocator.zig |  39 ++++----
 lib/std/heap/logging_allocator.zig         |  17 +++-
 lib/std/mem.zig                            |  15 ++-
 lib/std/mem/Allocator.zig                  | 160 +++++++++++++++++++++++---------
 lib/std/testing/failing_allocator.zig      |  13 ++-
 7 files changed, 227 insertions(+), 88 deletions(-)