| is a valid binary assignment expression

[jyn514]

int main() {
        _Bool b;
        b |= 1;
}
thread 'main' panicked at 'internal error: entered unreachable code: only valid assign binary ops should be passed to binary_assign_op (got |)', src/ir/expr.rs:343:30

Backtrace:

  13: rcc::ir::expr::<impl rcc::ir::Compiler>::binary_assign_ir
  14: rcc::ir::expr::<impl rcc::ir::Compiler>::assignment
  15: rcc::ir::expr::<impl rcc::ir::Compiler>::compile_expr
  16: rcc::ir::stmt::<impl rcc::ir::Compiler>::compile_stmt
  17: rcc::ir::stmt::<impl rcc::ir::Compiler>::compile_all
  18: rcc::ir::Compiler::compile_func
  19: rcc::ir::compile
  20: rcc::compile
  21: rcc::real_main
  22: rcc::main

[jyn514]

Needs https://github.com/bytecodealliance/cranelift/issues/1117 to be fixed.