[Bug tree-optimization/58689] [meta-bug] __attribute__((returns_nonnull)) enhancements

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58689
Bug 58689 depends on bug 84203, which changed state.

Bug 84203 Summary: add -Wsuggest-attribute=returns_nonnull
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84203

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED