From: Mark Wielaard <mark@klomp.org>
To: Yonggang Luo <luoyonggang@gmail.com>, elfutils-devel@sourceware.org
Subject: Re: [PATCH 11/25] libcpu: Use __asm instead asm that can be recognized by both clang-cl and gcc
Date: Mon, 12 Dec 2022 13:42:30 +0100 [thread overview]
Message-ID: <a8b79e23b575eff37d22b2f5fa7e7e81e5e8ddb1.camel@klomp.org> (raw)
In-Reply-To: <20221020182603.815-12-luoyonggang@gmail.com>
Hi,
On Fri, 2022-10-21 at 02:25 +0800, Yonggang Luo via Elfutils-devel
wrote:
> Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
> ---
> libcpu/i386_disasm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libcpu/i386_disasm.c b/libcpu/i386_disasm.c
> index 599d1654..cc75a7b1 100644
> --- a/libcpu/i386_disasm.c
> +++ b/libcpu/i386_disasm.c
> @@ -480,7 +480,7 @@ i386_disasm (Ebl *ebl __attribute__((unused)),
>
> /* gcc is not clever enough to see the following
> variables
> are not used uninitialized. */
> - asm (""
> + __asm (""
> : "=mr" (opoff), "=mr" (correct_prefix), "=mr"
> (codep),
> "=mr" (next_curr), "=mr" (len));
> }
Urgh. Is this really (still) necessary? It is inside an if (0) block.
So it also is never used. Can we just get rid of the whole block?
Thanks,
Mark
next prev parent reply other threads:[~2022-12-12 12:42 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-20 18:25 [PATCH 00/25] Patches for building with mingw/gcc msvc/clang-cl Yonggang Luo
2022-10-20 18:25 ` [PATCH 01/25] Rename 'hello2.spec.' -> 'hello2.spec' 'hello3.spec.' -> 'hello3.spec' Yonggang Luo
2022-10-27 13:02 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 02/25] ignore build directory Yonggang Luo
2022-10-27 13:03 ` Mark Wielaard
2022-12-16 21:14 ` 罗勇刚(Yonggang Luo)
2022-12-20 12:35 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 03/25] libebl: There is no need #include <dlfcn.h> in eblclosebackend.c and eblopenbackend.c Yonggang Luo
2022-10-27 13:09 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 04/25] libelf/libdwfl: Remove "#define LIB_SYSTEM_H 1" in libelf_crc32.c and libdwfl_crc32.c Yonggang Luo
2022-10-27 13:20 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 05/25] use #include <system.h> instead platform depended header <endian.h> in libdw/memory-access.h Yonggang Luo
2022-10-27 13:26 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 06/25] move platform depended include into system.h of libebl Yonggang Luo
2022-10-28 11:35 ` Mark Wielaard
2022-12-16 21:19 ` 罗勇刚(Yonggang Luo)
2022-12-20 13:59 ` Mark Wielaard
2022-12-20 17:44 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 07/25] move platform depended include into system.h of libasm, libcpu, libdw, libdwfl and libdwelf Yonggang Luo
2022-10-28 12:07 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 08/25] Use configure to detect HAVE_DECL_MMAP and use it for system doesn't provide sys/mman.h Yonggang Luo
2022-10-28 11:41 ` Mark Wielaard
2022-12-16 21:21 ` 罗勇刚(Yonggang Luo)
2022-12-20 14:04 ` Mark Wielaard
2022-12-20 16:30 ` 罗勇刚(Yonggang Luo)
2022-12-21 16:54 ` Mark Wielaard
2022-12-22 3:50 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 09/25] include libgen.h in system.h Yonggang Luo
2022-10-28 11:45 ` Mark Wielaard
2022-12-16 21:22 ` 罗勇刚(Yonggang Luo)
2022-12-16 21:34 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:05 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 10/25] libcpu: Remove the need of NMNES by using enum Yonggang Luo
2022-12-12 12:37 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 11/25] libcpu: Use __asm instead asm that can be recognized by both clang-cl and gcc Yonggang Luo
2022-12-12 12:42 ` Mark Wielaard [this message]
2022-12-16 21:36 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 12/25] libcpu: Use "#define FCT_mod$64r_m FCT_mod$r_m" is enough and can be recognized by clang-cl on windows in i386_data.h Yonggang Luo
2022-12-12 12:58 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 13/25] libdw: typeof -> __typeof that can be recognized by both clang-cl and gcc Yonggang Luo
2022-12-12 13:12 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 14/25] libdw: check __OPTIMIZE__ in dwarf_whatattr.c and dwarf_whatform.c to match the header Yonggang Luo
2022-12-12 13:31 ` Mark Wielaard
2022-12-16 21:47 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:08 ` Mark Wielaard
2022-12-20 16:31 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 15/25] lib: Implement error properly even when not HAVE_ERR_H Yonggang Luo
2022-12-12 15:37 ` Mark Wielaard
2022-12-16 21:50 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:10 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 16/25] libeu: Move the implementation of pwrite_retry, write_retry and pread_retry from header to source Yonggang Luo
2022-12-12 15:45 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 17/25] libelf: uid_t, gid_t and mode_t are not comes with msvcrt, so using long/unsigned long instead on win32 Yonggang Luo
2022-10-20 18:25 ` [PATCH 18/25] lib: Use NOT_HAVE_LIBINTL to guard #include <libintl.h> Yonggang Luo
2022-10-20 18:25 ` [PATCH 19/25] libelf: F_GETFD may not predefined with msvc/mingw, guard the usage of it Yonggang Luo
2022-12-12 15:54 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 20/25] Add function sys_get_page_size to replace platform dependent sysconf (_SC_PAGESIZE) Yonggang Luo
2022-10-20 18:26 ` [PATCH 21/25] libasm: stdio_ext.h are not present on win32 Yonggang Luo
2022-10-20 18:26 ` [PATCH 22/25] libebl/libdwelf: define ssize_t and pid_t for MSVC within installed header libdwelf.h and libebl.h Yonggang Luo
2022-10-20 18:26 ` [PATCH 23/25] libasm/debuginfod: fchmod doesn't present on win32 Yonggang Luo
2022-10-20 18:26 ` [PATCH 24/25] lib: isatty is not available on windows Yonggang Luo
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