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| author | Chen Gang <gang.chen.5i5j@gmail.com> | 2015-06-24 04:22:39 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2015-06-23 22:22:39 -0600 |
| commit | 5a5c3debfede40be3bdfd5c03a4dbb3ad2d6db21 (patch) | |
| tree | bfbd85f955fc8b53c6aff06e405428d862f078fe /gcc | |
| parent | 6c4ed5216d64c1650d3438597f99cade69c163ca (diff) | |
| download | gcc-5a5c3debfede40be3bdfd5c03a4dbb3ad2d6db21.zip gcc-5a5c3debfede40be3bdfd5c03a4dbb3ad2d6db21.tar.gz gcc-5a5c3debfede40be3bdfd5c03a4dbb3ad2d6db21.tar.bz2 | |
re PR target/65803 (blackfin: internal compiler error: segment fault linux kernel)
PR target/65803
* config/bfin/bfin.c (hwloop_optimize): Initialize
JUMP_LABEL for newly created jump.
PR target/65803
* gcc.c-torture/pr65803.c: New test.
From-SVN: r224866
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/bfin/bfin.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr65803.c | 25 |
4 files changed, 39 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ab34ffc..cbd8d88 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2015-06-23 Chen Gang <gang.chen.5i5j@gmail.com> + + PR target/65803 + * config/bfin/bfin.c (hwloop_optimize): Initialize + JUMP_LABEL for newly created jump. + 2015-06-23 Tristan Gingold <gingold@adacore.com> * collect-utils.c (collect_wait): Unlink the response file here diff --git a/gcc/config/bfin/bfin.c b/gcc/config/bfin/bfin.c index 3b4b54e..594272f 100644 --- a/gcc/config/bfin/bfin.c +++ b/gcc/config/bfin/bfin.c @@ -3775,7 +3775,9 @@ hwloop_optimize (hwloop_info loop) } else { - emit_jump_insn (gen_jump (label)); + rtx_insn *ret = emit_jump_insn (gen_jump (label)); + JUMP_LABEL (ret) = label; + LABEL_NUSES (label)++; seq_end = emit_barrier (); } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e95ed37..5fe00e1 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-06-23 Chen Gang <gang.chen.5i5j@gmail.com> + + PR target/65803 + * gcc.c-torture/pr65803.c: New test. + 2015-06-23 Patrick Palka <ppalka@gcc.gnu.org> PR c++/30044 diff --git a/gcc/testsuite/gcc.c-torture/compile/pr65803.c b/gcc/testsuite/gcc.c-torture/compile/pr65803.c new file mode 100644 index 0000000..57c6676 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr65803.c @@ -0,0 +1,25 @@ +/* { dg-options "-fno-strict-overflow" } */ +typedef unsigned char __uint8_t; +typedef __uint8_t uint8_t; +typedef uint8_t u8_t; +typedef struct ip_addr ip_addr_t; +char * +ipaddr_ntoa_r (const ip_addr_t * addr, char *buf, int buflen) +{ + char inv[3]; + char *rp; + u8_t *ap; + u8_t n; + u8_t i; + int len = 0; + for (n = 0; n < 4; n++) + { + while (*ap); + while (i--) + { + if (len++ >= buflen) + return ((void *) 0); + *rp++ = inv[i]; + } ap++; + } +} |