diff options
| author |   Mark Brown <broonie@kernel.org> | 2018-07-23 18:02:28 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-07-23 18:02:28 +0100 |
| commit | 0afdd676f6e575478634d961286094169adbc50d (patch) | |
| tree | dc04a98e56287b9375626457c6cdd56062e5f899 /include/linux/compiler-gcc.h | |
| parent | Merge tag 'regmap-sccb' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap into regmap-4.19 (diff) | |
| parent | i2c: smbus: add unlocked __i2c_smbus_xfer variant (diff) | |
| download | wireguard-linux-0afdd676f6e575478634d961286094169adbc50d.tar.xz wireguard-linux-0afdd676f6e575478634d961286094169adbc50d.zip | |
Merge branch 'i2c/smbus_xfer_unlock-immutable' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux into regmap-4.19 for sccb dependency
Diffstat (limited to '')
| -rw-r--r-- | include/linux/compiler-gcc.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index f1a7492a5cc8..fd282c7d3e5e 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -347,3 +347,28 @@ #if GCC_VERSION >= 50100 #define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1 #endif + +/* + * Turn individual warnings and errors on and off locally, depending + * on version. + */ +#define __diag_GCC(version, severity, s) \ + __diag_GCC_ ## version(__diag_GCC_ ## severity s) + +/* Severity used in pragma directives */ +#define __diag_GCC_ignore ignored +#define __diag_GCC_warn warning +#define __diag_GCC_error error + +/* Compilers before gcc-4.6 do not understand "#pragma GCC diagnostic push" */ +#if GCC_VERSION >= 40600 +#define __diag_str1(s) #s +#define __diag_str(s) __diag_str1(s) +#define __diag(s) _Pragma(__diag_str(GCC diagnostic s)) +#endif + +#if GCC_VERSION >= 80000 +#define __diag_GCC_8(s) __diag(s) +#else +#define __diag_GCC_8(s) +#endif |