diff options
Diffstat (limited to 'absl/base/policy_checks.h')
| -rw-r--r-- | absl/base/policy_checks.h | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/absl/base/policy_checks.h b/absl/base/policy_checks.h index 51b662f4dd97..d634dac68dcf 100644 --- a/absl/base/policy_checks.h +++ b/absl/base/policy_checks.h @@ -47,14 +47,14 @@ // We support MSVC++ 14.0 update 2 and later. // This minimum will go up. #if defined(_MSC_FULL_VER) && _MSC_FULL_VER < 190023918 && !defined(__clang__) -#error "This package requires Visual Studio 2015 Update 2 or higher" +#error "This package requires Visual Studio 2015 Update 2 or higher." #endif // We support gcc 4.7 and later. // This minimum will go up. #if defined(__GNUC__) && !defined(__clang__) #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7) -#error "This package requires gcc 4.7 or higher" +#error "This package requires gcc 4.7 or higher." #endif #endif @@ -62,7 +62,7 @@ // This corresponds to Apple Xcode version 4.5. // This minimum will go up. #if defined(__apple_build_version__) && __apple_build_version__ < 4211165 -#error "This package requires __apple_build_version__ of 4211165 or higher" +#error "This package requires __apple_build_version__ of 4211165 or higher." #endif // ----------------------------------------------------------------------------- @@ -96,4 +96,26 @@ #error "STLPort is not supported." #endif +// ----------------------------------------------------------------------------- +// `char` Size Check +// ----------------------------------------------------------------------------- + +// Abseil currently assumes CHAR_BIT == 8. If you would like to use Abseil on a +// platform where this is not the case, please provide us with the details about +// your platform so we can consider relaxing this requirement. +#if CHAR_BIT != 8 +#error "Abseil assumes CHAR_BIT == 8." +#endif + +// ----------------------------------------------------------------------------- +// `int` Size Check +// ----------------------------------------------------------------------------- + +// Abseil currently assumes that an int is 4 bytes. If you would like to use +// Abseil on a platform where this is not the case, please provide us with the +// details about your platform so we can consider relaxing this requirement. +#if INT_MAX < 2147483647 +#error "Abseil assumes that int is at least 4 bytes. " +#endif + #endif // ABSL_BASE_POLICY_CHECKS_H_ |