/* Copyright (C) 2000, 2003, 2004 Free Software Foundation.
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/* Copyright (C) 2000, 2003, 2004 Free Software Foundation.
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Ensure all expected transformations of builtin strrchr and rindex
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Ensure all expected transformations of builtin strrchr and rindex
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occur and perform correctly.
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occur and perform correctly.
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Written by Jakub Jelinek, 11/7/2000. */
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Written by Jakub Jelinek, 11/7/2000. */
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extern void abort (void);
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extern void abort (void);
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extern char *strrchr (const char *, int);
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extern char *strrchr (const char *, int);
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extern char *rindex (const char *, int);
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extern char *rindex (const char *, int);
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char *bar = "hi world";
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char *bar = "hi world";
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int x = 7;
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int x = 7;
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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 (strrchr (foo, 'x'))
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if (strrchr (foo, 'x'))
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abort ();
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abort ();
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if (strrchr (foo, 'o') != foo + 7)
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if (strrchr (foo, 'o') != foo + 7)
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abort ();
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abort ();
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if (strrchr (foo, 'e') != foo + 1)
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if (strrchr (foo, 'e') != foo + 1)
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abort ();
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abort ();
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if (strrchr (foo + 3, 'e'))
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if (strrchr (foo + 3, 'e'))
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abort ();
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abort ();
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if (strrchr (foo, '\0') != foo + 11)
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if (strrchr (foo, '\0') != foo + 11)
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abort ();
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abort ();
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if (strrchr (bar, '\0') != bar + 8)
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if (strrchr (bar, '\0') != bar + 8)
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abort ();
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abort ();
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if (strrchr (bar + 4, '\0') != bar + 8)
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if (strrchr (bar + 4, '\0') != bar + 8)
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abort ();
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abort ();
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if (strrchr (bar + (x++ & 3), '\0') != bar + 8)
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if (strrchr (bar + (x++ & 3), '\0') != bar + 8)
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abort ();
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abort ();
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if (x != 8)
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if (x != 8)
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abort ();
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abort ();
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/* Test only one instance of rindex since the code path is the same
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/* Test only one instance of rindex since the code path is the same
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as that of strrchr. */
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as that of strrchr. */
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if (rindex ("hello", 'z') != 0)
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if (rindex ("hello", 'z') != 0)
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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_strrchr (foo, 'o') != foo + 7)
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if (__builtin_strrchr (foo, 'o') != foo + 7)
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abort ();
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abort ();
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if (__builtin_rindex (foo, 'o') != foo + 7)
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if (__builtin_rindex (foo, 'o') != foo + 7)
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abort ();
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abort ();
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}
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}
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