Make mode_for_size_tree return an opt_mode
commit8155505863ae5f8b1027f9c109e2fae9265a2b6d
authorrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Sep 2017 19:57:56 +0000 (5 19:57 +0000)
committerrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 5 Sep 2017 19:57:56 +0000 (5 19:57 +0000)
tree342022676600dfe2e5948350a06d04966f949872
parent38d5f204c044324d5d53953690ac9f87b5815d24
Make mode_for_size_tree return an opt_mode

...for consistency with mode_for_size

2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>

gcc/
* stor-layout.h (mode_for_size_tree): Return an opt_mode.
* stor-layout.c (mode_for_size_tree): Likewise.
(mode_for_array): Update accordingly.
(layout_decl): Likewise.
(compute_record_mode): Likewise.  Only set the mode once.

gcc/ada/
* gcc-interface/utils.c (make_packable_type): Update call to
mode_for_size_tree.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@251732 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/ada/ChangeLog
gcc/ada/gcc-interface/utils.c
gcc/stor-layout.c
gcc/stor-layout.h