/* Copyright (C) 2000 Free Software Foundation.
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/* Copyright (C) 2000 Free Software Foundation.
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Ensure all expected transformations of builtin strstr occur and
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Ensure all expected transformations of builtin strstr occur and
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perform correctly.
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perform correctly.
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Written by Kaveh R. Ghazi, 11/6/2000. */
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Written by Kaveh R. Ghazi, 11/6/2000. */
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extern void abort(void);
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extern void abort(void);
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extern char *strstr (const char *, const char *);
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extern char *strstr (const char *, const char *);
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void
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void
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main_test (void)
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main_test (void)
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{
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{
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const char *const foo = "hello world";
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const char *const foo = "hello world";
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if (strstr (foo, "") != foo)
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if (strstr (foo, "") != foo)
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abort();
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abort();
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if (strstr (foo + 4, "") != foo + 4)
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if (strstr (foo + 4, "") != foo + 4)
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abort();
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abort();
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if (strstr (foo, "h") != foo)
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if (strstr (foo, "h") != foo)
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abort();
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abort();
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if (strstr (foo, "w") != foo + 6)
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if (strstr (foo, "w") != foo + 6)
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abort();
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abort();
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if (strstr (foo + 6, "o") != foo + 7)
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if (strstr (foo + 6, "o") != foo + 7)
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abort();
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abort();
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if (strstr (foo + 1, "world") != foo + 6)
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if (strstr (foo + 1, "world") != foo + 6)
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abort();
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abort();
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/* Test at least one instance of the __builtin_ style. We do this
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/* Test at least one instance of the __builtin_ style. We do this
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to ensure that it works and that the prototype is correct. */
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to ensure that it works and that the prototype is correct. */
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if (__builtin_strstr (foo + 1, "world") != foo + 6)
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if (__builtin_strstr (foo + 1, "world") != foo + 6)
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abort();
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abort();
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}
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}
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