bdwgc / bdwgc / 1981

73%

Build Type

push

travis-ci

Committed by ivmai

Commit Message

Provide GC_FREEZERO() and redirect platform freezero[all]()

Issue #497 (bdwgc).

* .cspell.json: Add `FREEZERO`, `freezero`, `FREEZEROALL`,
`freezeroall` words.
* README.md (The C Interface to the Allocator, Debugging Facilities):
Mention `GC_freezero()`.
* dbg_mlc.c (debug_free_zero): New static function (move code from
`GC_debug_free()` but add `clear_lb` argument).
* dbg_mlc.c (GC_debug_free): Call `debug_free_zero()`.
* dbg_mlc.c (GC_debug_freezero): Implement.
* malloc.c (GC_freezero): Likewise.
* docs/debugging.md (Prematurely Reclaimed Objects): Update about
incorrect `GC_free` call.
* docs/leak.md: Mention `freezero` and `freezeroall`.
* docs/macros.md (REDIRECT_MALLOC, REDIRECT_MALLOC_DEBUG, IGNORE_FREE):
Likewise.
* include/gc/gc.h (GC_find_leak, GC_non_gc_bytes, GC_malloc, GC_base):
Update comment.
* include/gc/gc_disclaim.h (GC_register_disclaim_proc): Likewise.
* include/gc/gc.h (GC_freezero, GC_debug_freezero): New API function
declaration.
* include/gc/gc.h (GC_FREEZERO, GC_FREEZEROALL): New public macro.
* include/gc/leak_detector.h (freezero, freezeroall): Undefine and
redefine macro.
* include/private/gc_priv.h (GC_free_internal): Update comment.
* include/private/gc_priv.h (GC_free_internal): Append `clear_ofs` and
`clear_lb` arguments.
* malloc.c (GC_free_internal): Likewise.
* malloc.c [REDIRECT_MALLOC && !REDIRECT_MALLOC_IN_HEADER]
(REDIRECT_FREEZERO_F): New macro.
* malloc.c [REDIRECT_MALLOC && !REDIRECT_MALLOC_IN_HEADER] (freezero,
freezeroall): Implement.
* malloc.c (GC_free_internal): Call `BZERO()` if `clear_lb` is
positive.
* tests/gctest.c (test_generic_malloc_or_special, run_one_test): Call
`GC_FREEZEROALL()` instead of some `GC_FREE()` calls.
* tests/gctest.c (run_one_test): Call `GC_freezero` instead of some
`GC_free()` calls; call `GC_FREEZERO()` instead of some `GC_FREE()`
calls.
* tests/leak.c (main): Call `freezero()` and `freezeroall()`.

Run Details

25 of 27 new or added lines in 2 files covered. (92.59%)

181 existing lines in 6 files now uncovered.

6488 of 8881 relevant lines covered (73.05%)

14037784.62 hits per line