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Remove redzone support.

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This resolves #369.
This commit is contained in:
Jason Evans
2016-04-05 18:18:15 -07:00
parent ba5c709517
commit 17c021c177
14 changed files with 41 additions and 301 deletions
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48
test/unit/junk.c
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@@ -5,7 +5,7 @@
# define JEMALLOC_TEST_JUNK_OPT "junk:true"
# endif
const char *malloc_conf =
"abort:false,zero:false,redzone:true," JEMALLOC_TEST_JUNK_OPT;
"abort:false,zero:false," JEMALLOC_TEST_JUNK_OPT;
#endif
static arena_dalloc_junk_small_t *arena_dalloc_junk_small_orig;
@@ -197,49 +197,6 @@ TEST_BEGIN(test_junk_large_ralloc_shrink)
}
TEST_END
static bool detected_redzone_corruption;
static void
arena_redzone_corruption_replacement(void *ptr, size_t usize, bool after,
size_t offset, uint8_t byte)
{
detected_redzone_corruption = true;
}
TEST_BEGIN(test_junk_redzone)
{
char *s;
arena_redzone_corruption_t *arena_redzone_corruption_orig;
test_skip_if(!config_fill);
test_skip_if(!opt_junk_alloc || !opt_junk_free);
arena_redzone_corruption_orig = arena_redzone_corruption;
arena_redzone_corruption = arena_redzone_corruption_replacement;
/* Test underflow. */
detected_redzone_corruption = false;
s = (char *)mallocx(1, 0);
assert_ptr_not_null((void *)s, "Unexpected mallocx() failure");
s[-1] = 0xbb;
dallocx(s, 0);
assert_true(detected_redzone_corruption,
"Did not detect redzone corruption");
/* Test overflow. */
detected_redzone_corruption = false;
s = (char *)mallocx(1, 0);
assert_ptr_not_null((void *)s, "Unexpected mallocx() failure");
s[sallocx(s, 0)] = 0xbb;
dallocx(s, 0);
assert_true(detected_redzone_corruption,
"Did not detect redzone corruption");
arena_redzone_corruption = arena_redzone_corruption_orig;
}
TEST_END
int
main(void)
{
@@ -248,6 +205,5 @@ main(void)
test_junk_small,
test_junk_large,
test_junk_huge,
test_junk_large_ralloc_shrink,
test_junk_redzone));
test_junk_large_ralloc_shrink));
}