diff options
| author | Aaron Patterson <tenderlove@ruby-lang.org> | 2022-09-27 11:51:34 -0700 |
|---|---|---|
| committer | Aaron Patterson <aaron.patterson@gmail.com> | 2022-10-19 07:54:46 -0700 |
| commit | eeea633eb20cfdcaf0fec35109afa3821cb994f3 (patch) | |
| tree | 2f68ec48fcb1e710dcafc2e92e28c0780404981f /variable.c | |
| parent | 412e3c7a8db275567eaceece6c48dde3aedf2ae6 (diff) | |
Stop zeroing memory on allocation / copy
Shapes gives us an almost exact count of instance variables on an
object. Since we know the number of instance variables that have been
set, we will never access slots that haven't been initialized with an
IV.
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/6585
Diffstat (limited to 'variable.c')
| -rw-r--r-- | variable.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/variable.c b/variable.c index 8d329d7900..d83b8487a7 100644 --- a/variable.c +++ b/variable.c @@ -1404,9 +1404,6 @@ rb_ensure_iv_list_size(VALUE obj, uint32_t len, uint32_t newsize) newptr = obj_ivar_heap_realloc(obj, len, newsize); } - for (; len < newsize; len++) { - newptr[len] = Qundef; - } #if USE_RVARGC ROBJECT(obj)->numiv = newsize; #else |