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| author | Stefan Hajnoczi <stefanha@redhat.com> | 2023-08-31 10:06:28 -0400 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2023-08-31 10:06:29 -0400 |
| commit | 17780edd81d27fcfdb7a802efc870a99788bd2fc (patch) | |
| tree | 043ee4240f978475ec324c0179c629d8c56ebbc0 | |
| parent | c4e5f9a29faadc50fed673d720199db5638fbdab (diff) | |
| parent | 8a45962be33d4f7449567f8b9e07c724733ca303 (diff) | |
| download | focaccia-qemu-17780edd81d27fcfdb7a802efc870a99788bd2fc.tar.gz focaccia-qemu-17780edd81d27fcfdb7a802efc870a99788bd2fc.zip | |
Merge tag 'quick-fix-pull-request' of https://gitlab.com/bsdimp/qemu into staging
Pull request: fix ci by fixing clang-user # -----BEGIN PGP SIGNATURE----- # Comment: GPGTools - https://gpgtools.org # # iQIzBAABCgAdFiEEIDX4lLAKo898zeG3bBzRKH2wEQAFAmTvYpcACgkQbBzRKH2w # EQCKvhAA3nfvm+UMoRbOjFGuOOZKy+HR+nk40rxHa8CzOabbJnx4EtdBZTnNJ+f5 # WxLvEIzQw6iLYoqr6Rkcn0MkfYryesDScig7tQW0A87DtivXbDyrRbcmAQuCrcSe # EpEqjBOueiC9xe1U9hzdpNyBkuXQWFUNGKX6swR5vpOEb1hHKzFMY+60vEgcjcjQ # /y7cQcwRJeMNyBEwAM4HSgcVIKxB8ZmIQpIbsWJPAJhEZZE6SvTiKhM0PlZvrwnv # dlEV8F68f3cBka0QmX5JJNJQdXn+2gb2Ix06dm8z7BWtiZoH/rcJ0FfVjMk7bkcC # 2e0J0jI9JTf1MKNGHbO8V2YoZw+jCB9nr6N8HEymgla7bK6QPD6LIdTs0i6PUEB8 # PUf902NrOS+kbWTGsb9GINegklk3pJ0jnFZagqfCUxARQ2qrqmA6q5vg9d0FjPVl # vJ13weKkSHW126/4Wr23EhUFIoYtiuMjgz/Bjd5TvzhvnVGJiPJaY9sGpgZZ3PJJ # EPCRms5MRut/NE0znKQ9ozAz1FMdVd2XnXeClWJd2NUmGc7ZbBGMcSvUYdC9KLIK # oSQRBTUDgGIdHnB+g367vKs98ir+03gOcpQk9z0fy25wCymmp/Uco8jsm6hCgSGn # x7b9R6/+92xd/IZFZm5N3/llu6JHYPEMhdg8evNp9VTFPoi9PYc= # =jG8p # -----END PGP SIGNATURE----- # gpg: Signature made Wed 30 Aug 2023 11:39:03 EDT # gpg: using RSA key 2035F894B00AA3CF7CCDE1B76C1CD1287DB01100 # gpg: Good signature from "Warner Losh <wlosh@netflix.com>" [unknown] # gpg: aka "Warner Losh <imp@bsdimp.com>" [unknown] # gpg: aka "Warner Losh <imp@freebsd.org>" [unknown] # gpg: aka "Warner Losh <imp@village.org>" [unknown] # gpg: aka "Warner Losh <wlosh@bsdimp.com>" [unknown] # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: 2035 F894 B00A A3CF 7CCD E1B7 6C1C D128 7DB0 1100 * tag 'quick-fix-pull-request' of https://gitlab.com/bsdimp/qemu: bsd-user: Move PRAGMA_DISABLE_PACKED_WARNING etc to qemu.h Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
| -rw-r--r-- | bsd-user/qemu.h | 27 | ||||
| -rw-r--r-- | include/qemu/compiler.h | 30 |
2 files changed, 27 insertions, 30 deletions
diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index 4cfd5c6337..d3158bc2ed 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -273,6 +273,33 @@ static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) * These are usually used to access struct data members once the struct has been * locked - usually with lock_user_struct(). */ + +/* + * Tricky points: + * - Use __builtin_choose_expr to avoid type promotion from ?:, + * - Invalid sizes result in a compile time error stemming from + * the fact that abort has no parameters. + * - It's easier to use the endian-specific unaligned load/store + * functions than host-endian unaligned load/store plus tswapN. + * - The pragmas are necessary only to silence a clang false-positive + * warning: see https://bugs.llvm.org/show_bug.cgi?id=39113 . + * - gcc has bugs in its _Pragma() support in some versions, eg + * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83256 -- so we only + * include the warning-suppression pragmas for clang + */ +#if defined(__clang__) && __has_warning("-Waddress-of-packed-member") +#define PRAGMA_DISABLE_PACKED_WARNING \ + _Pragma("GCC diagnostic push"); \ + _Pragma("GCC diagnostic ignored \"-Waddress-of-packed-member\"") + +#define PRAGMA_REENABLE_PACKED_WARNING \ + _Pragma("GCC diagnostic pop") + +#else +#define PRAGMA_DISABLE_PACKED_WARNING +#define PRAGMA_REENABLE_PACKED_WARNING +#endif + #define __put_user_e(x, hptr, e) \ do { \ PRAGMA_DISABLE_PACKED_WARNING; \ diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h index b037442518..a309f90c76 100644 --- a/include/qemu/compiler.h +++ b/include/qemu/compiler.h @@ -22,36 +22,6 @@ #define QEMU_EXTERN_C extern #endif -/* - * Tricky points: - * - Use __builtin_choose_expr to avoid type promotion from ?:, - * - Invalid sizes result in a compile time error stemming from - * the fact that abort has no parameters. - * - It's easier to use the endian-specific unaligned load/store - * functions than host-endian unaligned load/store plus tswapN. - * - The pragmas are necessary only to silence a clang false-positive - * warning: see https://bugs.llvm.org/show_bug.cgi?id=39113 . - * - We have to disable -Wpragmas warnings to avoid a complaint about - * an unknown warning type from older compilers that don't know about - * -Waddress-of-packed-member. - * - gcc has bugs in its _Pragma() support in some versions, eg - * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83256 -- so we only - * include the warning-suppression pragmas for clang - */ -#ifdef __clang__ -#define PRAGMA_DISABLE_PACKED_WARNING \ - _Pragma("GCC diagnostic push"); \ - _Pragma("GCC diagnostic ignored \"-Wpragmas\""); \ - _Pragma("GCC diagnostic ignored \"-Waddress-of-packed-member\"") - -#define PRAGMA_REENABLE_PACKED_WARNING \ - _Pragma("GCC diagnostic pop") - -#else -#define PRAGMA_DISABLE_PACKED_WARNING -#define PRAGMA_REENABLE_PACKED_WARNING -#endif - #if defined(_WIN32) && (defined(__x86_64__) || defined(__i386__)) # define QEMU_PACKED __attribute__((gcc_struct, packed)) #else |