On Linux/x86_64,
a9e9f772c7488ac0c09dd92f28890bdab939771a is the first bad commit
commit a9e9f772c7488ac0c09dd92f28890bdab939771a
Author: Jason Merrill <[email protected]>
Date: Fri Jul 26 17:20:18 2024 -0400
c++: consteval propagation and templates [PR115986]
caused
FAIL: g++.dg/cpp2a/consteval-prop21.C -std=c++20 (test for excess errors)
FAIL: g++.dg/cpp2a/consteval-prop21.C -std=c++23 (test for excess errors)
FAIL: g++.dg/cpp2a/consteval-prop21.C -std=c++26 (test for excess errors)
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-2362/usr
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl
--enable-libmpx x86_64-linux --disable-bootstrap
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/consteval-prop21.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=g++.dg/cpp2a/consteval-prop21.C --target_board='unix{-m32\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)