Re: [r17-2289 Regression] FAIL: c-c++-common/analyzer/omp-parallel-for-1.c (test for excess errors) on Linux/x86_64

On 10/07/2026 07:14, Haochen Jiang wrote:
> On Linux/x86_64,
> 
> f167db1fa47db24fdb93e9ef75c2786245702e09 is the first bad commit
> commit f167db1fa47db24fdb93e9ef75c2786245702e09
> Author: Paul-Antoine Arras <[email protected]>
> Date:   Wed Jul 1 18:51:07 2026 +0200
> 
>      openmp: Pass iteration count to static worksharing builtins for OMPT
> 
> caused
> 
> FAIL: c-c++-common/analyzer/omp-parallel-for-1.c (test for excess errors)

A new PR has been created to track this regression: 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126193

> with GCC configured with
> 
> ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r17-2289/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="analyzer.exp=c-c++-common/analyzer/omp-parallel-for-1.c --target_board='unix{-m32}'"
> $ cd {build_dir}/gcc && make check RUNTESTFLAGS="analyzer.exp=c-c++-common/analyzer/omp-parallel-for-1.c --target_board='unix{-m32\ -march=cascadelake}'"
> $ cd {build_dir}/gcc && make check RUNTESTFLAGS="analyzer.exp=c-c++-common/analyzer/omp-parallel-for-1.c --target_board='unix{-m64}'"
> $ cd {build_dir}/gcc && make check RUNTESTFLAGS="analyzer.exp=c-c++-common/analyzer/omp-parallel-for-1.c --target_board='unix{-m64\ -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.)


-- 
PA