Re: [r16-5089 Regression] FAIL: gcc.target/i386/pr105951-2.c (test for excess errors) on Linux/x86_64

I have a fix which I will be committing later tonight.

On Fri, Nov 7, 2025, 7:27 PM Haochen Jiang <[email protected]> wrote:

> On Linux/x86_64,
>
> c66ebc3e22138dc505b18865f5337b05a61012ad is the first bad commit
> commit c66ebc3e22138dc505b18865f5337b05a61012ad
> Author: Andrew Pinski <[email protected]>
> Date:   Mon Oct 27 22:22:08 2025 -0700
>
>     Move build_call_nary away from va_list
>
> caused
>
> FAIL: gcc.target/i386/pr105951-1.c (internal compiler error: in
> build_call_nary, at tree.h:4989)
> FAIL: gcc.target/i386/pr105951-1.c (test for excess errors)
> FAIL: gcc.target/i386/pr105951-2.c (internal compiler error: in
> build_call_nary, at tree.h:4989)
> FAIL: gcc.target/i386/pr105951-2.c (test for excess errors)
>
> with GCC configured with
>
> ../../gcc/configure
> --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-5089/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="i386.exp=gcc.target/i386/pr105951-1.c
> --target_board='unix{-m32}'"
> $ cd {build_dir}/gcc && make check
> RUNTESTFLAGS="i386.exp=gcc.target/i386/pr105951-1.c
> --target_board='unix{-m32\ -march=cascadelake}'"
> $ cd {build_dir}/gcc && make check
> RUNTESTFLAGS="i386.exp=gcc.target/i386/pr105951-2.c
> --target_board='unix{-m32}'"
> $ cd {build_dir}/gcc && make check
> RUNTESTFLAGS="i386.exp=gcc.target/i386/pr105951-2.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.)
>