public inbox for libstdc++-cvs@sourceware.org help / color / mirror / Atom feed
From: Jonathan Wakely <redi@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r12-6665] libstdc++: Use GCC's predefined macro for endianness [PR104080] Date: Tue, 18 Jan 2022 10:04:04 +0000 (GMT) [thread overview] Message-ID: <20220118100404.A3AFB3858D39@sourceware.org> (raw) https://gcc.gnu.org/g:8f6b62e0f0c99e421d07bf1847259744db22924b commit r12-6665-g8f6b62e0f0c99e421d07bf1847259744db22924b Author: Jonathan Wakely <jwakely@redhat.com> Date: Tue Jan 18 10:01:23 2022 +0000 libstdc++: Use GCC's predefined macro for endianness [PR104080] Instead of hardcoded preprocessor conditionals with explicit target checks, just rely on the fact that __BYTE_ORDER__ is always defined by GCC. libstdc++-v3/ChangeLog: PR libstdc++/104080 * src/c++17/fast_float/LOCAL_PATCHES: Update. * src/c++17/fast_float/fast_float.h (FASTFLOAT_IS_BIG_ENDIAN): Define in terms of __BYTE_ORDER__. Diff: --- libstdc++-v3/src/c++17/fast_float/LOCAL_PATCHES | 1 + libstdc++-v3/src/c++17/fast_float/fast_float.h | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/libstdc++-v3/src/c++17/fast_float/LOCAL_PATCHES b/libstdc++-v3/src/c++17/fast_float/LOCAL_PATCHES index 447c7ed2cdb..5bb42933398 100644 --- a/libstdc++-v3/src/c++17/fast_float/LOCAL_PATCHES +++ b/libstdc++-v3/src/c++17/fast_float/LOCAL_PATCHES @@ -1,3 +1,4 @@ r12-6647 r12-6648 r12-6664 +r12-6665 diff --git a/libstdc++-v3/src/c++17/fast_float/fast_float.h b/libstdc++-v3/src/c++17/fast_float/fast_float.h index ee129309ba3..31fb88b8aba 100644 --- a/libstdc++-v3/src/c++17/fast_float/fast_float.h +++ b/libstdc++-v3/src/c++17/fast_float/fast_float.h @@ -128,7 +128,9 @@ from_chars_result from_chars_advanced(const char *first, const char *last, #define FASTFLOAT_VISUAL_STUDIO 1 #endif -#ifdef _WIN32 +#ifdef __BYTE_ORDER__ +#define FASTFLOAT_IS_BIG_ENDIAN (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) +#elif defined _WIN32 #define FASTFLOAT_IS_BIG_ENDIAN 0 #else #if defined(__APPLE__) || defined(__FreeBSD__)
reply other threads:[~2022-01-18 10:04 UTC|newest] Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20220118100404.A3AFB3858D39@sourceware.org \ --to=redi@gcc.gnu.org \ --cc=gcc-cvs@gcc.gnu.org \ --cc=libstdc++-cvs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).