On Linux/x86_64,
7b1de3eb9ed3f8dde54732d88520292c5ad1157d is the first bad commit
commit 7b1de3eb9ed3f8dde54732d88520292c5ad1157d
Author: Jonathan Wakely <[email protected]>
Date: Thu Aug 5 13:34:00 2021 +0100
libstdc++: Move attributes that follow requires-clauses [PR101782]
caused
FAIL: g++.dg/warn/Wstringop-overflow-6.C -std=gnu++2a (test for excess errors)
with GCC configured with
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/warn/Wstringop-overflow-6.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/warn/Wstringop-overflow-6.C
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/warn/Wstringop-overflow-6.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/warn/Wstringop-overflow-6.C
--target_board='unix{-m64\ -march=cascadelake}'"
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