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8372337: clang compilation error on hardware_constructive_interference_size

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Reviewed-by: aboldtch
This commit is contained in:
Kim Barrett 2025-11-25 08:54:39 +00:00
parent 34d6cc0d89
commit ba3d4c4311
1 changed files with 4 additions and 5 deletions
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9
src/hotspot/share/cppstdlib/new.hpp
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@ -79,11 +79,10 @@ class [[deprecated]] bad_array_new_length;
// version to decide whether to redeclare deprecated.
#if defined(__clang__)
#if __clang_major__ >= 19
// clang18 and earlier may accept the declaration but go wrong with uses.
// Different warnings and link-time failures are both possible.
#define CAN_DEPRECATE_HARDWARE_INTERFERENCE_SIZES 1
#endif // restrict clang version
// Some versions of clang with some stdlibs reject the declaration. Others may
// accept the declaration but go wrong with uses. Different warnings and
// link-time failures are both possible.
// Known to have problems at least through clang19.
#elif defined(__GNUC__)
#if (__GNUC__ > 13) || (__GNUC__ == 13 && __GNUC_MINOR__ >= 2)