On Linux/x86_64,
240b01b0215f9e46ecf04267c8a3faeb19d4fe3c is the first bad commit
commit 240b01b0215f9e46ecf04267c8a3faeb19d4fe3c
Author: Jonathan Wakely <jwak...@redhat.com>
Date: Tue Aug 3 18:06:27 2021 +0100
libstdc++: Add [[nodiscard]] to iterators and related utilities
caused
FAIL: g++.dg/cpp2a/concepts-pr67774.C -std=c++2a (test for excess errors)
with GCC configured with
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/concepts-pr67774.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/concepts-pr67774.C --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/concepts-pr67774.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/concepts-pr67774.C --target_board='unix{-m64\
-march=cascadelake}'"
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