diff options
Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_pc_regalloc.c')
| -rw-r--r-- | src/gallium/drivers/nvc0/nvc0_pc_regalloc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_pc_regalloc.c b/src/gallium/drivers/nvc0/nvc0_pc_regalloc.c index d721394948..f4afe083e2 100644 --- a/src/gallium/drivers/nvc0/nvc0_pc_regalloc.c +++ b/src/gallium/drivers/nvc0/nvc0_pc_regalloc.c @@ -87,6 +87,9 @@ add_range_ex(struct nv_value *val, int bgn, int end, struct nv_range *new_range) { struct nv_range *range, **nextp = &val->livei; + if (bgn == end) /* [a, a) is invalid / empty */ + return TRUE; + for (range = val->livei; range; range = range->next) { if (end < range->bgn) break; /* insert before */ |