kikairoya wrote:
Ugh... This change produces a ton of warnings for libc++.
```
(snip)
/k/llvm/build/runtime/include/c++/v1/__numeric/saturation_arithmetic.h:106:1:
warning: '__exclude_from_explicit_instantiation__' attribute ignored on a
non-member declaration [-Wignored-attributes]
106 | _LIBCPP_HIDE_FROM_ABI constexpr _Rp __saturate_cast(_Tp __x) noexcept {
| ^
/k/llvm/build/runtime/include/c++/v1/__configuration/attributes.h:211:20: note:
expanded from macro '_LIBCPP_HIDE_FROM_ABI'
211 | _LIBCPP_HIDDEN _LIBCPP_EXCLUDE_FROM_EXPLICIT_INSTANTIATION
\
| ^
/k/llvm/build/runtime/include/c++/v1/__configuration/attributes.h:119:70: note:
expanded from macro '_LIBCPP_EXCLUDE_FROM_EXPLICIT_INSTANTIATION'
119 | # define _LIBCPP_EXCLUDE_FROM_EXPLICIT_INSTANTIATION
__attribute__((__exclude_from_explicit_instantiation__))
| ^
1905 warnings generated.
```
We should just drop the attribute silently, without any warnings.
https://github.com/llvm/llvm-project/pull/183514
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