PR 83097 Use __BYTE_ORDER__ predefined macro instead of runtime check
commit43938465c326dffb8bb77079f65afccc6f4df80d
authorjb <jb@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 22 Nov 2017 19:19:13 +0000 (22 19:19 +0000)
committerjb <jb@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 22 Nov 2017 19:19:13 +0000 (22 19:19 +0000)
treed591cf873aa6b611276b396c56845bbd1e9af949
parentffb2e0d06e5e3672826752b911f86e8402c9e1bb
PR 83097 Use __BYTE_ORDER__ predefined macro instead of runtime check

By using the __BYTE_ORDER__ predefined macro we don't need the
determine_endianness function anymore.

Regtested on x86_64-pc-linux-gnu.

libgfortran/ChangeLog:

2017-11-22  Janne Blomqvist  <jb@gcc.gnu.org>

        PR libfortran/83097
* io/inquire.c (inquire_via_unit): Use __BYTE_ORDER__ predefined
macro.
* io/open.c (st_open): Likewise.
* io/transfer.c (data_transfer_init): Likewise.
* io/write.c (btoa_big): Likewise.
(otoa_big): Likewise.
(ztoa_big): Likewise.
* libgfortran.h (big_endian): Remove variable.
(GFOR_POINTER_TO_L1): Use __BYTE_ORDER__ macro.
* runtime/main.c (determine_endianness): Remove function.
(init): Remove call to determine_endianness.
* runtime/minimal.c: Remove setting big_endian variable.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@255072 138bc75d-0d04-0410-961f-82ee72b054a4
libgfortran/ChangeLog
libgfortran/io/inquire.c
libgfortran/io/open.c
libgfortran/io/transfer.c
libgfortran/io/write.c
libgfortran/libgfortran.h
libgfortran/runtime/main.c
libgfortran/runtime/minimal.c