From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- .../gcc.c-torture/execute/builtins/mempcpy-2.c | 153 +++++++++++++++++++++ 1 file changed, 153 insertions(+) create mode 100644 gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-2.c (limited to 'gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-2.c') diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-2.c b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-2.c new file mode 100644 index 000000000..3b7767acb --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-2.c @@ -0,0 +1,153 @@ +/* Copyright (C) 2003 Free Software Foundation. + + Ensure that builtin mempcpy and stpcpy perform correctly. + + Written by Jakub Jelinek, 21/05/2003. */ + +extern void abort (void); +typedef __SIZE_TYPE__ size_t; +extern void *mempcpy (void *, const void *, size_t); +extern int memcmp (const void *, const void *, size_t); +extern int inside_main; + +long buf1[64]; +char *buf2 = (char *) (buf1 + 32); +long buf5[20]; +char buf7[20]; + +void +__attribute__((noinline)) +test (long *buf3, char *buf4, char *buf6, int n) +{ + int i = 0; + + /* These should probably be handled by store_by_pieces on most arches. */ + if (mempcpy (buf1, "ABCDEFGHI", 9) != (char *) buf1 + 9 + || memcmp (buf1, "ABCDEFGHI\0", 11)) + abort (); + + if (mempcpy (buf1, "abcdefghijklmnopq", 17) != (char *) buf1 + 17 + || memcmp (buf1, "abcdefghijklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf3, "ABCDEF", 6) != (char *) buf1 + 6 + || memcmp (buf1, "ABCDEFghijklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf3, "a", 1) != (char *) buf1 + 1 + || memcmp (buf1, "aBCDEFghijklmnopq\0", 19)) + abort (); + + if (mempcpy ((char *) buf3 + 2, "bcd" + ++i, 2) != (char *) buf1 + 4 + || memcmp (buf1, "aBcdEFghijklmnopq\0", 19) + || i != 1) + abort (); + + /* These should probably be handled by move_by_pieces on most arches. */ + if (mempcpy ((char *) buf3 + 4, buf5, 6) != (char *) buf1 + 10 + || memcmp (buf1, "aBcdRSTUVWklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy ((char *) buf1 + ++i + 8, (char *) buf5 + 1, 1) + != (char *) buf1 + 11 + || memcmp (buf1, "aBcdRSTUVWSlmnopq\0", 19) + || i != 2) + abort (); + + if (mempcpy ((char *) buf3 + 14, buf6, 2) != (char *) buf1 + 16 + || memcmp (buf1, "aBcdRSTUVWSlmnrsq\0", 19)) + abort (); + + if (mempcpy (buf3, buf5, 8) != (char *) buf1 + 8 + || memcmp (buf1, "RSTUVWXYVWSlmnrsq\0", 19)) + abort (); + + if (mempcpy (buf3, buf5, 17) != (char *) buf1 + 17 + || memcmp (buf1, "RSTUVWXYZ01234567\0", 19)) + abort (); + + __builtin_memcpy (buf3, "aBcdEFghijklmnopq\0", 19); + + /* These should be handled either by movmemendM or mempcpy + call. */ + if (mempcpy ((char *) buf3 + 4, buf5, n + 6) != (char *) buf1 + 10 + || memcmp (buf1, "aBcdRSTUVWklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy ((char *) buf1 + ++i + 8, (char *) buf5 + 1, n + 1) + != (char *) buf1 + 12 + || memcmp (buf1, "aBcdRSTUVWkSmnopq\0", 19) + || i != 3) + abort (); + + if (mempcpy ((char *) buf3 + 14, buf6, n + 2) != (char *) buf1 + 16 + || memcmp (buf1, "aBcdRSTUVWkSmnrsq\0", 19)) + abort (); + + i = 1; + + /* These might be handled by store_by_pieces. */ + if (mempcpy (buf2, "ABCDEFGHI", 9) != buf2 + 9 + || memcmp (buf2, "ABCDEFGHI\0", 11)) + abort (); + + if (mempcpy (buf2, "abcdefghijklmnopq", 17) != buf2 + 17 + || memcmp (buf2, "abcdefghijklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf4, "ABCDEF", 6) != buf2 + 6 + || memcmp (buf2, "ABCDEFghijklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf4, "a", 1) != buf2 + 1 + || memcmp (buf2, "aBCDEFghijklmnopq\0", 19)) + abort (); + + if (mempcpy (buf4 + 2, "bcd" + i++, 2) != buf2 + 4 + || memcmp (buf2, "aBcdEFghijklmnopq\0", 19) + || i != 2) + abort (); + + /* These might be handled by move_by_pieces. */ + if (mempcpy (buf4 + 4, buf7, 6) != buf2 + 10 + || memcmp (buf2, "aBcdRSTUVWklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf2 + i++ + 8, buf7 + 1, 1) + != buf2 + 11 + || memcmp (buf2, "aBcdRSTUVWSlmnopq\0", 19) + || i != 3) + abort (); + + if (mempcpy (buf4 + 14, buf6, 2) != buf2 + 16 + || memcmp (buf2, "aBcdRSTUVWSlmnrsq\0", 19)) + abort (); + + __builtin_memcpy (buf4, "aBcdEFghijklmnopq\0", 19); + + /* These should be handled either by movmemendM or mempcpy + call. */ + if (mempcpy (buf4 + 4, buf7, n + 6) != buf2 + 10 + || memcmp (buf2, "aBcdRSTUVWklmnopq\0", 19)) + abort (); + + if (__builtin_mempcpy (buf2 + i++ + 8, buf7 + 1, n + 1) + != buf2 + 12 + || memcmp (buf2, "aBcdRSTUVWkSmnopq\0", 19) + || i != 4) + abort (); + + if (mempcpy (buf4 + 14, buf6, n + 2) != buf2 + 16 + || memcmp (buf2, "aBcdRSTUVWkSmnrsq\0", 19)) + abort (); +} + +void +main_test (void) +{ + /* All these tests are allowed to call mempcpy/stpcpy. */ + inside_main = 0; + __builtin_memcpy (buf5, "RSTUVWXYZ0123456789", 20); + __builtin_memcpy (buf7, "RSTUVWXYZ0123456789", 20); + test (buf1, buf2, "rstuvwxyz", 0); +} -- cgit v1.2.3