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-rw-r--r--tests/test-memrchr.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/tests/test-memrchr.c b/tests/test-memrchr.c
deleted file mode 100644
index 836ed6f2..00000000
--- a/tests/test-memrchr.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Copyright (C) 2008-2024 Free Software Foundation, Inc.
- * Written by Eric Blake and Bruno Haible
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>. */
-
-#include <config.h>
-
-#include <string.h>
-
-#include "signature.h"
-SIGNATURE_CHECK (memrchr, void *, (void const *, int, size_t));
-
-#include <stdlib.h>
-
-#include "zerosize-ptr.h"
-#include "macros.h"
-
-/* Work around GCC bug 101494. */
-#if _GL_GNUC_PREREQ (4, 7) && __GNUC__ < 12
-# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
-#endif
-
-/* Calculating void * + int is not portable, so this wrapper converts
- to char * to make the tests easier to write. */
-#define MEMRCHR (char *) memrchr
-
-int
-main (void)
-{
- size_t n = 0x100000;
- char *input = malloc (n);
- ASSERT (input);
-
- input[n - 1] = 'a';
- input[n - 2] = 'b';
- memset (input + n - 1026, 'c', 1024);
- memset (input + 2, 'd', n - 1028);
- input[1] = 'e';
- input[0] = 'a';
-
- /* Basic behavior tests. */
- ASSERT (MEMRCHR (input, 'a', n) == input + n - 1);
-
- ASSERT (MEMRCHR (input, 'a', 0) == NULL);
- void *page_boundary = zerosize_ptr ();
- if (page_boundary)
- ASSERT (MEMRCHR (page_boundary, 'a', 0) == NULL);
-
- ASSERT (MEMRCHR (input, 'b', n) == input + n - 2);
- ASSERT (MEMRCHR (input, 'c', n) == input + n - 3);
- ASSERT (MEMRCHR (input, 'd', n) == input + n - 1027);
-
- ASSERT (MEMRCHR (input, 'a', n - 1) == input);
- ASSERT (MEMRCHR (input, 'e', n - 1) == input + 1);
-
- ASSERT (MEMRCHR (input, 'f', n) == NULL);
- ASSERT (MEMRCHR (input, '\0', n) == NULL);
-
- /* Check that a very long haystack is handled quickly if the byte is
- found near the end. */
- {
- size_t repeat = 10000;
- for (; repeat > 0; repeat--)
- {
- ASSERT (MEMRCHR (input, 'c', n) == input + n - 3);
- }
- }
-
- /* Alignment tests. */
- {
- int i, j;
- for (i = 0; i < 32; i++)
- {
- for (j = 0; j < 256; j++)
- input[i + j] = j;
- for (j = 0; j < 256; j++)
- {
- ASSERT (MEMRCHR (input + i, j, 256) == input + i + j);
- }
- }
- }
-
- free (input);
-
- return test_exit_status;
-}