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From: "hubicka at ucw dot cz" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug bootstrap/97857] [11 Regression] profiledbootstrap broken
 freeing speculative call summary since
 r11-4987-g602c6cfc79ce4ae61e277107e0a60079c1a93a97
Date: Mon, 16 Nov 2020 19:48:34 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97857

--- Comment #2 from Jan Hubicka <hubicka at ucw dot cz> ---
> I see a similar bootstrap failure that's with:
>=20
> ../configure --enable-languages=3Dc,c++,lto --prefix=3D/home/marxin/bin/g=
cc
> --disable-multilib --without-isl --disable-libsanitizer
> --with-build-config=3Dbootstrap-lto-lean && make profiledbootstrap
> 'STAGE1_CFLAGS=3D-g -O2'
>=20
> started with r11-4987-g602c6cfc79ce4ae61e277107e0a60079c1a93a97.

Yep, I already worked out it is ipa-icf...
Do you have easy way to bisect what merge is causing the failure?
It is odd it reproduces only with profile feedback and now without since
ICF does not care about it very much.

Honza=