diff options
Diffstat (limited to 'absl/base/attributes.h')
| -rw-r--r-- | absl/base/attributes.h | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/absl/base/attributes.h b/absl/base/attributes.h index 91aabffe..5721356d 100644 --- a/absl/base/attributes.h +++ b/absl/base/attributes.h @@ -646,6 +646,9 @@ // declarations. The macro argument is used as a custom diagnostic message (e.g. // suggestion of a better alternative). // +// For code or headers that are assured to only build with C++14 and up, prefer +// just using the standard `[[deprecated("message")]]` directly over this macro. +// // Examples: // // class ABSL_DEPRECATED("Use Bar instead") Foo {...}; @@ -661,13 +664,12 @@ // }; // // Every usage of a deprecated entity will trigger a warning when compiled with -// clang's `-Wdeprecated-declarations` option. This option is turned off by -// default, but the warnings will be reported by clang-tidy. -#if defined(__clang__) && defined(__cplusplus) && __cplusplus >= 201103L +// GCC/Clang's `-Wdeprecated-declarations` option. Google's production toolchain +// turns this warning off by default, instead relying on clang-tidy to report +// new uses of deprecated code. +#if ABSL_HAVE_ATTRIBUTE(deprecated) #define ABSL_DEPRECATED(message) __attribute__((deprecated(message))) -#endif - -#ifndef ABSL_DEPRECATED +#else #define ABSL_DEPRECATED(message) #endif |