diff options
Diffstat (limited to 'gcc/regclass.c')
| -rw-r--r-- | gcc/regclass.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/regclass.c b/gcc/regclass.c index 7726ea1ec72..8a0bab19026 100644 --- a/gcc/regclass.c +++ b/gcc/regclass.c @@ -2177,8 +2177,9 @@ allocate_reg_info (size_t num_regs, int new_p, int renumber_p) if (!reg_n_info) { reg_n_info = VEC_alloc (reg_info_p, heap, regno_allocated); - VEC_safe_grow_cleared (reg_info_p, heap, reg_n_info, - regno_allocated); + VEC_safe_grow (reg_info_p, heap, reg_n_info, regno_allocated); + memset (VEC_address (reg_info_p, reg_n_info), 0, + sizeof (reg_info_p) * regno_allocated); renumber = xmalloc (size_renumber); reg_pref_buffer = XNEWVEC (struct reg_pref, regno_allocated); } @@ -2187,8 +2188,11 @@ allocate_reg_info (size_t num_regs, int new_p, int renumber_p) size_t old_length = VEC_length (reg_info_p, reg_n_info); if (old_length < regno_allocated) { - VEC_safe_grow_cleared (reg_info_p, heap, reg_n_info, - regno_allocated); + reg_info_p *addr; + VEC_safe_grow (reg_info_p, heap, reg_n_info, regno_allocated); + addr = VEC_address (reg_info_p, reg_n_info); + memset (&addr[old_length], 0, + sizeof (reg_info_p) * (regno_allocated - old_length)); } else if (regno_allocated < old_length) { |