diff options
| author | Vladimir Makarov <vmakarov@redhat.com> | 2018-01-24 19:45:55 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2018-01-24 19:45:55 +0000 |
| commit | ffd464df03c608e008caeba1cab1c9eb276fd41e (patch) | |
| tree | f6f3cb3dbb9fa82764baee42fef30316406158ee /gcc/ira-build.c | |
| parent | f1542d9aee3d96366a680a470e2754912f0e8ce7 (diff) | |
re PR target/84014 (ICE in setup_min_max_allocno_live_range_point, at ira-build.c:2762)
2018-01-24 Vladimir Makarov <vmakarov@redhat.com>
PR target/84014
* ira-build.c (setup_min_max_allocno_live_range_point): Set up
min/max for never referenced object.
2018-01-24 Vladimir Makarov <vmakarov@redhat.com>
PR target/84014
* gcc.target/powerpc/pr84014.c: New.
From-SVN: r257029
Diffstat (limited to 'gcc/ira-build.c')
| -rw-r--r-- | gcc/ira-build.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ira-build.c b/gcc/ira-build.c index 9ece3ae1d94..c0fd9384f8b 100644 --- a/gcc/ira-build.c +++ b/gcc/ira-build.c @@ -2728,7 +2728,13 @@ setup_min_max_allocno_live_range_point (void) ira_object_t parent_obj; if (OBJECT_MAX (obj) < 0) - continue; + { + /* The object is not used and hence does not live. */ + ira_assert (OBJECT_LIVE_RANGES (obj) == NULL); + OBJECT_MAX (obj) = 0; + OBJECT_MIN (obj) = 1; + continue; + } ira_assert (ALLOCNO_CAP_MEMBER (a) == NULL); /* Accumulation of range info. */ if (ALLOCNO_CAP (a) != NULL) |