On Linux/x86_64,

b6d37ec1dd2a228d94e7b5b438f3aa53684316bc is the first bad commit
commit b6d37ec1dd2a228d94e7b5b438f3aa53684316bc
Author: Florian Weimer <fwei...@redhat.com>
Date:   Thu May 1 19:06:45 2025 +0200

    c: Suppress -Wdeprecated-non-prototype warnings for builtins

caused

FAIL: gcc.c-torture/compile/callind.c   -O0  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O0  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -O1  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -O2  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -O3 -g  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/compile/callind.c   -Os  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/callind.c   -Os  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O0  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O0  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O1  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O2  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -O3 -g  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/compile/pr51694.c   -Os  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/compile/pr51694.c   -Os  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O0  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O0  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O1  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O2  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -O3 -g  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/execute/pr67037.c   -Os  (internal compiler error: 
Segmentation fault)
FAIL: gcc.c-torture/execute/pr67037.c   -Os  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O0  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O0  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O1  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O1  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O2  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O3 -g  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -Os  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/analyzer/torture/pr93379.c   -Os  (test for excess errors)
FAIL: gcc.dg/format/proto.c   -DWIDE  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/format/proto.c   -DWIDE  (test for excess errors)
FAIL: gcc.dg/format/proto.c   -DWIDE   (test for warnings, line 77)
FAIL: gcc.dg/format/proto.c   -DWIDE   (test for warnings, line 80)
FAIL: gcc.dg/format/proto.c   -DWIDE   (test for warnings, line 83)
FAIL: gcc.dg/format/proto.c    (internal compiler error: Segmentation fault)
FAIL: gcc.dg/format/proto.c    (test for excess errors)
FAIL: gcc.dg/format/proto.c     (test for warnings, line 77)
FAIL: gcc.dg/format/proto.c     (test for warnings, line 80)
FAIL: gcc.dg/format/proto.c     (test for warnings, line 83)
FAIL: gcc.dg/pr69156.c (internal compiler error: Segmentation fault)
FAIL: gcc.dg/pr69156.c (test for excess errors)
FAIL: gcc.dg/pr96335.c (internal compiler error: Segmentation fault)
FAIL: gcc.dg/pr96335.c (test for excess errors)
FAIL: gcc.dg/pr97830.c (internal compiler error: Segmentation fault)
FAIL: gcc.dg/pr97830.c (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr105166.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr105166.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr105166.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr105166.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr105166.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -O3 -g  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/torture/pr105166.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr105166.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr105166.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr47281.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr47281.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr47281.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr47281.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr47281.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr47281.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr47281.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr47281.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr57330.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr57330.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr57330.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr57330.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr57330.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr57330.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr57330.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr57330.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr70457.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr70457.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr70457.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr70457.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr70457.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr70457.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr70457.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr70457.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr77646.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr77646.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr77646.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr77646.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr77646.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/torture/pr77646.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr77646.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr77646.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr77646.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr80612.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr80612.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr80612.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr80612.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr80612.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr80612.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr80612.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr80612.c   -Os  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O0  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr84803.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O1  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr84803.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr84803.c   -O2 -flto -fno-use-linker-plugin 
-flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.dg/torture/pr84803.c   -O2 -flto -fuse-linker-plugin 
-fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O2  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr84803.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/torture/pr84803.c   -O3 -fomit-frame-pointer -funroll-loops 
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -O3 -g  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr84803.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr84803.c   -Os  (internal compiler error: Segmentation 
fault)
FAIL: gcc.dg/torture/pr84803.c   -Os  (test for excess errors)
FAIL: gcc.dg/tree-ssa/pr115128.c (internal compiler error: Segmentation fault)
FAIL: gcc.dg/tree-ssa/pr115128.c (test for excess errors)
FAIL: gcc.dg/Wincompatible-pointer-types-1.c (internal compiler error: 
Segmentation fault)
FAIL: gcc.dg/Wincompatible-pointer-types-1.c (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r16-334/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="compile.exp=gcc.c-torture/compile/callind.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/callind.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/callind.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/callind.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/pr51694.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/pr51694.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/pr51694.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/pr51694.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr67037.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr67037.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr67037.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/pr67037.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="analyzer-torture.exp=gcc.dg/analyzer/torture/pr93379.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="analyzer-torture.exp=gcc.dg/analyzer/torture/pr93379.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="analyzer-torture.exp=gcc.dg/analyzer/torture/pr93379.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="analyzer-torture.exp=gcc.dg/analyzer/torture/pr93379.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="format.exp=gcc.dg/format/proto.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="format.exp=gcc.dg/format/proto.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="format.exp=gcc.dg/format/proto.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="format.exp=gcc.dg/format/proto.c --target_board='unix{-m64\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr69156.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr69156.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr69156.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr69156.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr96335.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr96335.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr96335.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr96335.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr97830.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr97830.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr97830.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=gcc.dg/pr97830.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr105166.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr105166.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr105166.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr105166.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr47281.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr47281.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr47281.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr47281.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr57330.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr57330.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr57330.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr57330.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr70457.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr70457.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr70457.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr70457.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr77646.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr77646.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr77646.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr77646.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr80612.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr80612.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr80612.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr80612.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr84803.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr84803.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr84803.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr84803.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr115128.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr115128.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr115128.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr115128.c 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/Wincompatible-pointer-types-1.c 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/Wincompatible-pointer-types-1.c 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/Wincompatible-pointer-types-1.c 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/Wincompatible-pointer-types-1.c 
--target_board='unix{-m64\ -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.)

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