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| author | H.J. Lu <hongjiu.lu@intel.com> | 2013-12-30 08:48:25 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-12-30 09:48:25 +0100 |
| commit | 5cf5a0e59b7ad7736d36b0042881f0c0788ccd82 (patch) | |
| tree | ec1dde7661a0c8475e36f564d51d434c65ce5d54 /gcc/testsuite | |
| parent | 3836fdc0c92d3c2de7205a77029406dca22dfc21 (diff) | |
| download | gcc-5cf5a0e59b7ad7736d36b0042881f0c0788ccd82.zip gcc-5cf5a0e59b7ad7736d36b0042881f0c0788ccd82.tar.gz gcc-5cf5a0e59b7ad7736d36b0042881f0c0788ccd82.tar.bz2 | |
re PR target/59605 (error: wrong number of branch edges after unconditional jump in bb 11)
PR target/59605
* config/i386/i386.c (ix86_expand_set_or_movmem): Create
jump_around_label only if it doesn't exist.
* gcc.dg/pr59605.c: New test.
From-SVN: r206242
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr59605.c | 55 |
2 files changed, 60 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index bd46fa6..b7f12f5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-12-30 H.J. Lu <hongjiu.lu@intel.com> + + PR target/59605 + * gcc.dg/pr59605.c: New test. + 2013-12-27 Yury Gribov <y.gribov@samsung.com> PR target/59585 diff --git a/gcc/testsuite/gcc.dg/pr59605.c b/gcc/testsuite/gcc.dg/pr59605.c new file mode 100644 index 0000000..4556843 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr59605.c @@ -0,0 +1,55 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ +/* { dg-additional-options "-minline-stringops-dynamically" { target { i?86-*-* x86_64-*-* } } } */ + +extern void abort (void); + +#define MAX_OFFSET (sizeof (long long)) +#define MAX_COPY (1024 + 8192) +#define MAX_EXTRA (sizeof (long long)) + +#define MAX_LENGTH (MAX_OFFSET + MAX_COPY + MAX_EXTRA) + +static union { + char buf[MAX_LENGTH]; + long long align_int; + long double align_fp; +} u; + +char A[MAX_LENGTH]; + +int +main () +{ + int off, len, i; + char *p, *q; + + for (i = 0; i < MAX_LENGTH; i++) + A[i] = 'A'; + + for (off = 0; off < MAX_OFFSET; off++) + for (len = 1; len < MAX_COPY; len++) + { + for (i = 0; i < MAX_LENGTH; i++) + u.buf[i] = 'a'; + + p = __builtin_memcpy (u.buf + off, A, len); + if (p != u.buf + off) + abort (); + + q = u.buf; + for (i = 0; i < off; i++, q++) + if (*q != 'a') + abort (); + + for (i = 0; i < len; i++, q++) + if (*q != 'A') + abort (); + + for (i = 0; i < MAX_EXTRA; i++, q++) + if (*q != 'a') + abort (); + } + + return 0; +} |