/* Copyright (C) 2003, 2004 Free Software Foundation.
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/* Copyright (C) 2003, 2004 Free Software Foundation.
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Ensure builtin stpcpy performs correctly.
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Ensure builtin stpcpy performs correctly.
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Written by Kaveh Ghazi, 4/11/2003. */
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Written by Kaveh Ghazi, 4/11/2003. */
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typedef __SIZE_TYPE__ size_t;
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typedef __SIZE_TYPE__ size_t;
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extern void abort (void);
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extern void abort (void);
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extern char *strcpy (char *, const char *);
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extern char *strcpy (char *, const char *);
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extern char *stpcpy (char *, const char *);
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extern char *stpcpy (char *, const char *);
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extern int memcmp (const void *, const void *, size_t);
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extern int memcmp (const void *, const void *, size_t);
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extern int inside_main;
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extern int inside_main;
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const char s1[] = "123";
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const char s1[] = "123";
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char p[32] = "";
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char p[32] = "";
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char *s2 = "defg";
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char *s2 = "defg";
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char *s3 = "FGH";
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char *s3 = "FGH";
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size_t l1 = 1;
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size_t l1 = 1;
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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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int i = 8;
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int i = 8;
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#if !defined __i386__ && !defined __x86_64__
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#if !defined __i386__ && !defined __x86_64__
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/* The functions below might not be optimized into direct stores on all
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/* The functions below might not be optimized into direct stores on all
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arches. It depends on how many instructions would be generated and
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arches. It depends on how many instructions would be generated and
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what limits the architecture chooses in STORE_BY_PIECES_P. */
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what limits the architecture chooses in STORE_BY_PIECES_P. */
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inside_main = 0;
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inside_main = 0;
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#endif
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#endif
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if (stpcpy (p, "abcde") != p + 5 || memcmp (p, "abcde", 6))
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if (stpcpy (p, "abcde") != p + 5 || memcmp (p, "abcde", 6))
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abort ();
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abort ();
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if (stpcpy (p + 16, "vwxyz" + 1) != p + 16 + 4 || memcmp (p + 16, "wxyz", 5))
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if (stpcpy (p + 16, "vwxyz" + 1) != p + 16 + 4 || memcmp (p + 16, "wxyz", 5))
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abort ();
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abort ();
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if (stpcpy (p + 1, "") != p + 1 + 0 || memcmp (p, "a\0cde", 6))
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if (stpcpy (p + 1, "") != p + 1 + 0 || memcmp (p, "a\0cde", 6))
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abort ();
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abort ();
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if (stpcpy (p + 3, "fghij") != p + 3 + 5 || memcmp (p, "a\0cfghij", 9))
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if (stpcpy (p + 3, "fghij") != p + 3 + 5 || memcmp (p, "a\0cfghij", 9))
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abort ();
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abort ();
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if (stpcpy ((i++, p + 20 + 1), "23") != (p + 20 + 1 + 2)
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if (stpcpy ((i++, p + 20 + 1), "23") != (p + 20 + 1 + 2)
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|| i != 9 || memcmp (p + 19, "z\0""23\0", 5))
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|| i != 9 || memcmp (p + 19, "z\0""23\0", 5))
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abort ();
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abort ();
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if (stpcpy (stpcpy (p, "ABCD"), "EFG") != p + 7 || memcmp (p, "ABCDEFG", 8))
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if (stpcpy (stpcpy (p, "ABCD"), "EFG") != p + 7 || memcmp (p, "ABCDEFG", 8))
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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_stpcpy (p, "abcde") != p + 5 || memcmp (p, "abcde", 6))
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if (__builtin_stpcpy (p, "abcde") != p + 5 || memcmp (p, "abcde", 6))
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abort ();
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abort ();
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/* If the result of stpcpy is ignored, gcc should use strcpy.
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/* If the result of stpcpy is ignored, gcc should use strcpy.
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This should be optimized always, so set inside_main again. */
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This should be optimized always, so set inside_main again. */
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inside_main = 1;
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inside_main = 1;
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stpcpy (p + 3, s3);
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stpcpy (p + 3, s3);
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if (memcmp (p, "abcFGH", 6))
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if (memcmp (p, "abcFGH", 6))
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abort ();
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abort ();
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}
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}
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