From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- memory/jemalloc/src/test/integration/overflow.c | 49 +++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 memory/jemalloc/src/test/integration/overflow.c (limited to 'memory/jemalloc/src/test/integration/overflow.c') diff --git a/memory/jemalloc/src/test/integration/overflow.c b/memory/jemalloc/src/test/integration/overflow.c new file mode 100644 index 000000000..303d9b2d3 --- /dev/null +++ b/memory/jemalloc/src/test/integration/overflow.c @@ -0,0 +1,49 @@ +#include "test/jemalloc_test.h" + +TEST_BEGIN(test_overflow) +{ + unsigned nhchunks; + size_t mib[4]; + size_t sz, miblen, max_size_class; + void *p; + + sz = sizeof(unsigned); + assert_d_eq(mallctl("arenas.nhchunks", &nhchunks, &sz, NULL, 0), 0, + "Unexpected mallctl() error"); + + miblen = sizeof(mib) / sizeof(size_t); + assert_d_eq(mallctlnametomib("arenas.hchunk.0.size", mib, &miblen), 0, + "Unexpected mallctlnametomib() error"); + mib[2] = nhchunks - 1; + + sz = sizeof(size_t); + assert_d_eq(mallctlbymib(mib, miblen, &max_size_class, &sz, NULL, 0), 0, + "Unexpected mallctlbymib() error"); + + assert_ptr_null(malloc(max_size_class + 1), + "Expected OOM due to over-sized allocation request"); + assert_ptr_null(malloc(SIZE_T_MAX), + "Expected OOM due to over-sized allocation request"); + + assert_ptr_null(calloc(1, max_size_class + 1), + "Expected OOM due to over-sized allocation request"); + assert_ptr_null(calloc(1, SIZE_T_MAX), + "Expected OOM due to over-sized allocation request"); + + p = malloc(1); + assert_ptr_not_null(p, "Unexpected malloc() OOM"); + assert_ptr_null(realloc(p, max_size_class + 1), + "Expected OOM due to over-sized allocation request"); + assert_ptr_null(realloc(p, SIZE_T_MAX), + "Expected OOM due to over-sized allocation request"); + free(p); +} +TEST_END + +int +main(void) +{ + + return (test( + test_overflow)); +} -- cgit v1.2.3