[Bug middle-end/61577] [4.9.0 Regression] can't compile on hp-ux v3 ia64

[dave.anglin at bell dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61577

--- Comment #174 from dave.anglin at bell dot net ---
On 2020-02-13 2:44 p.m., dave.anglin at bell dot net wrote:
> The first thing to note is aCC doesn't use weak.  Instead, it uses COMDAT
> sections.  Probably, HP ld does support
> weak but it's unlikely there is support for linkonce sections.  See defines in
> config/pa/som.h.  There we implimented
> one only support using the linker's COMDAT support.
Is HAVE_COMDAT_GROUP defined in auto-host.h?