303 eval_bop(struct place *p, int lv, enum tokens op, int rv)  in eval_bop()  argument
308 	    case T_PIPEPIPE: return lv || rv;  in eval_bop()
309 	    case T_AMPAMP:   return lv && rv;  in eval_bop()
310 	    case T_PIPE:     return (int)((unsigned)lv | (unsigned)rv);  in eval_bop()
311 	    case T_CARET:    return (int)((unsigned)lv ^ (unsigned)rv);  in eval_bop()
312 	    case T_AMP:      return (int)((unsigned)lv & (unsigned)rv);  in eval_bop()
313 	    case T_EQEQ:     return lv == rv;  in eval_bop()
314 	    case T_BANGEQ:   return lv != rv;  in eval_bop()
315 	    case T_LT:       return lv < rv;  in eval_bop()
316 	    case T_GT:       return lv > rv;  in eval_bop()
317 	    case T_LTEQ:     return lv <= rv;  in eval_bop()
318 	    case T_GTEQ:     return lv >= rv;  in eval_bop()
322 		if (rv < 0) {  in eval_bop()
325 			rv = 0;  in eval_bop()
327 		if ((unsigned)rv >= CHAR_BIT * sizeof(unsigned)) {  in eval_bop()
330 			rv = 0;  in eval_bop()
333 			return (int)((unsigned)lv << (unsigned)rv);  in eval_bop()
335 		mask = ((unsigned)-1) << (CHAR_BIT * sizeof(unsigned) - rv);  in eval_bop()
336 		lv = (int)(((unsigned)lv >> (unsigned)rv) | mask);  in eval_bop()
340 		if (rv == INT_MIN) {  in eval_bop()
345 			rv++;  in eval_bop()
347 		rv = -rv;  in eval_bop()
350 		if (rv > 0 && lv > (INT_MAX - rv)) {  in eval_bop()
355 		if (rv < 0 && lv < (INT_MIN - rv)) {  in eval_bop()
360 		return lv + rv;  in eval_bop()
363 		if (rv == 0) {  in eval_bop()
366 		if (rv == 1) {  in eval_bop()
369 		if (rv == -1 && lv == INT_MIN) {  in eval_bop()
380 		if (lv == INT_MIN && rv < 0) {  in eval_bop()
385 		if (lv == INT_MIN && rv > 0) {  in eval_bop()
390 		if (rv < 0) {  in eval_bop()
391 			rv = -rv;  in eval_bop()
394 		if (lv > 0 && lv > INT_MAX / rv) {  in eval_bop()
399 		if (lv < 0 && lv < INT_MIN / rv) {  in eval_bop()
404 		return lv * rv;  in eval_bop()
407 		if (rv == 0) {  in eval_bop()
412 		return lv / rv;  in eval_bop()
415 		if (rv == 0) {  in eval_bop()
420 		return lv % rv;  in eval_bop()