[r16-3379 Regression] FAIL: gcc.dg/debug/ctf/ctf-array-7.c (test for excess errors) on Linux/x86_64

"Jiang, Haochen via Gcc-regression" <[email protected]>
Newsgroups gmane.comp.gcc.regression,gmane.comp.gcc.patches
Message-ID <SJ5PPF77D28E3C260BC9297C9943B2A3451EC38A@SJ5PPF77D28E3C2.namprd11.prod.outlook.com>
On Linux/x86_64,

c77d79785d32b30502c8bcd6aa53b63d715bb124 is the first bad commit
commit c77d79785d32b30502c8bcd6aa53b63d715bb124
Author: David Faust <[email protected]>
Date:   Wed Aug 6 09:24:40 2025 -0700

    ctf: avoid overflow for array num elements [PR121411]

caused

FAIL: gcc.dg/debug/ctf/ctf-array-7.c (test for excess errors)

with GCC configured with

../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-3379/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="ctf.exp=gcc.dg/debug/ctf/ctf-array-7.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="ctf.exp=gcc.dg/debug/ctf/ctf-array-7.c --target_board='unix{-m32\ -march=cascadelake}'"

(Please directly reply to this email for question about this report.)
(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.)
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