stage1: assertion failed in `codegen.cpp` for some triples

[nektro]

• Source:
  Default output of zig init-exe

• Version
  zig-linux-x86_64-0.6.0+03ae77b8b

• Output

+ zig build -Dtarget=mips64el-linux-gnuabin32
Assertion failed at /deps/zig/src/stage1/codegen.cpp:9063 in init. This is a bug in the Zig compiler.

+ zig build -Dtarget=mips64-linux-gnuabin32
Assertion failed at /deps/zig/src/stage1/codegen.cpp:9063 in init. This is a bug in the Zig compiler.

+ zig build -Dtarget=x86_64-linux-gnux32
Assertion failed at /deps/zig/src/stage1/codegen.cpp:9063 in init. This is a bug in the Zig compiler.

[mikdusan]

these no longer assert, but first 2 targets do give compiler errors that don't look unreasonable:

$ uname -a
Linux archlinux 6.1.4-arch1-1 #1 SMP PREEMPT_DYNAMIC Sat, 07 Jan 2023 15:10:07 +0000 x86_64 GNU/Linux

$ zig version
0.11.0-dev.1255+f7ade7e63

$ zig build -Dtarget=mips64el-linux-gnuabin32
error: sub-compilation of zig_libc failed
    /home/mike/project/zig/work/main/lib/c.zig:553:17: note: Implement clone() for this arch.
        else => @compileError("Implement clone() for this arch."),
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error: sub-compilation of compiler_rt failed
    /home/mike/project/zig/work/main/lib/std/os/linux.zig:50:34: note: struct 'os.linux.arch_bits__struct_5143' has no member named 'syscall3'
pub const syscall3 = syscall_bits.syscall3;
                     ~~~~~~~~~~~~^~~~~~~~~
    /home/mike/project/zig/work/main/lib/std/os/linux.zig:45:13: note: struct declared here
    else => struct {},
            ^~~~~~~~~
/home/mike/project/zig/work/main/lib/std/start.zig:371:21: error: unsupported arch
            else => @compileError("unsupported arch"),
                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

$ zig build -Dtarget=mips64-linux-gnuabin32
error: sub-compilation of zig_libc failed
    /home/mike/project/zig/work/main/lib/c.zig:553:17: note: Implement clone() for this arch.
        else => @compileError("Implement clone() for this arch."),
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error: sub-compilation of compiler_rt failed
    /home/mike/project/zig/work/main/lib/std/os/linux.zig:50:34: note: struct 'os.linux.arch_bits__struct_5143' has no member named 'syscall3'
pub const syscall3 = syscall_bits.syscall3;
                     ~~~~~~~~~~~~^~~~~~~~~
    /home/mike/project/zig/work/main/lib/std/os/linux.zig:45:13: note: struct declared here
    else => struct {},
            ^~~~~~~~~
/home/mike/project/zig/work/main/lib/std/start.zig:371:21: error: unsupported arch
            else => @compileError("unsupported arch"),
                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

$ zig build -Dtarget=x86_64-linux-gnux32
# no stdout/stderr (good)