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author | Richard Henderson <rth@gcc.gnu.org> | 2003-04-08 10:10:32 -0700 |
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committer | Richard Henderson <rth@gcc.gnu.org> | 2003-04-08 10:10:32 -0700 |
commit | f4f2b07a863686ad449b4959c880325a0ebc0dcf (patch) | |
tree | 372e58d5c69242d5d1b3057ea40e109fb0bca16a | |
parent | 3fdaa45aebffd0393bbd6087666a9dace89142a6 (diff) | |
download | gcc-f4f2b07a863686ad449b4959c880325a0ebc0dcf.zip gcc-f4f2b07a863686ad449b4959c880325a0ebc0dcf.tar.gz gcc-f4f2b07a863686ad449b4959c880325a0ebc0dcf.tar.bz2 |
New test.
From-SVN: r65378
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20030408-1.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20030408-1.c b/gcc/testsuite/gcc.c-torture/execute/20030408-1.c new file mode 100644 index 0000000..c1d102c --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20030408-1.c @@ -0,0 +1,69 @@ +/* PR optimization/8634 */ +/* Contributed by Glen Nakamura <glen at imodulo dot com> */ + +extern void abort (void); + +struct foo { + char a, b, c, d, e, f, g, h, i, j; +}; + +int test1 () +{ + const char X[8] = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H' }; + char buffer[8]; + __builtin_memcpy (buffer, X, 8); + if (buffer[0] != 'A' || buffer[1] != 'B' + || buffer[2] != 'C' || buffer[3] != 'D' + || buffer[4] != 'E' || buffer[5] != 'F' + || buffer[6] != 'G' || buffer[7] != 'H') + abort (); + return 0; +} + +int test2 () +{ + const char X[10] = { 'A', 'B', 'C', 'D', 'E' }; + char buffer[10]; + __builtin_memcpy (buffer, X, 10); + if (buffer[0] != 'A' || buffer[1] != 'B' + || buffer[2] != 'C' || buffer[3] != 'D' + || buffer[4] != 'E' || buffer[5] != '\0' + || buffer[6] != '\0' || buffer[7] != '\0' + || buffer[8] != '\0' || buffer[9] != '\0') + abort (); + return 0; +} + +int test3 () +{ + const struct foo X = { a : 'A', c : 'C', e : 'E', g : 'G', i : 'I' }; + char buffer[10]; + __builtin_memcpy (buffer, &X, 10); + if (buffer[0] != 'A' || buffer[1] != '\0' + || buffer[2] != 'C' || buffer[3] != '\0' + || buffer[4] != 'E' || buffer[5] != '\0' + || buffer[6] != 'G' || buffer[7] != '\0' + || buffer[8] != 'I' || buffer[9] != '\0') + abort (); + return 0; +} + +int test4 () +{ + const struct foo X = { .b = 'B', .d = 'D', .f = 'F', .h = 'H' , .j = 'J' }; + char buffer[10]; + __builtin_memcpy (buffer, &X, 10); + if (buffer[0] != '\0' || buffer[1] != 'B' + || buffer[2] != '\0' || buffer[3] != 'D' + || buffer[4] != '\0' || buffer[5] != 'F' + || buffer[6] != '\0' || buffer[7] != 'H' + || buffer[8] != '\0' || buffer[9] != 'J') + abort (); + return 0; +} + +int main () +{ + test1 (); test2 (); test3 (); test4 (); + return 0; +} |