diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2019-12-12 00:59:14 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-12-12 00:59:14 +0100 |
| commit | afb4cc68530e7f07ae580639910ea9197daf7b88 (patch) | |
| tree | e4a8326b8071a5550a2cf9d70c3043c80e18a3a2 /gcc/doc | |
| parent | f8ac7d8f35e7c4a5444d4e554cb822f6346c1f2b (diff) | |
| download | gcc-afb4cc68530e7f07ae580639910ea9197daf7b88.zip gcc-afb4cc68530e7f07ae580639910ea9197daf7b88.tar.gz gcc-afb4cc68530e7f07ae580639910ea9197daf7b88.tar.bz2 | |
opts.c (default_options_table): Move -ftree-loop-distribute-patterns entry from -O3 or later section to -O2 or...
* opts.c (default_options_table): Move -ftree-loop-distribute-patterns
entry from -O3 or later section to -O2 or later section.
* doc/invoke.texi (-ftree-loop-distribute-patterns): Mention the
option is enabled by default at -O2+ rather than just at -O3.
From-SVN: r279267
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 236bed9..157dc90 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -9782,8 +9782,8 @@ It is also enabled by @option{-fprofile-use} and @option{-fauto-profile}. @item -ftree-loop-distribute-patterns @opindex ftree-loop-distribute-patterns Perform loop distribution of patterns that can be code generated with -calls to a library. This flag is enabled by default at @option{-O3}, and -by @option{-fprofile-use} and @option{-fauto-profile}. +calls to a library. This flag is enabled by default at @option{-O2} and +higher, and by @option{-fprofile-use} and @option{-fauto-profile}. This pass distributes the initialization loops and generates a call to memset zero. For example, the loop |