Comment 29 for bug 440172

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In , Ebotcazou (ebotcazou) wrote :

> When testing this, I've noticed a major problem with Ada, supposedly on the
> trunk as well when using latest binutils.

Thanks for the heads up.

> The problem is that gnat_init_gcc_eh which can change flag_exceptions is
> called way too late, not from lang_hooks.init, but far after it. This means
> by the time dwarf2out_init is called flag_exceptions might be still 0 and
> thus .cfi_sections .dwarf_frame is emitted. But then gnat_init_gcc_eh
> changes flag_exception to 1 and excepts .eh_frame to be generated.

Can we arrange for making it safe to set flag_exceptions from lang_hooks.init and then clear it in gnat_init_gcc_eh?