66 		expr->taint = 0;  in expand_symbol_expression()
110 	expr->taint = old->taint;  in cast_value()
155 		expr->taint = 0;  in cast_value()
295 	expr->taint = left->taint | right->taint;  in simplify_int_binop()
335 	expr->taint = left->taint | right->taint;  in simplify_cmp_binop()
407 	expr->taint = 0;  in simplify_float_cmp()
437 				expr->taint = left->taint;  in expand_logical()
444 				expr->taint = left->taint;  in expand_logical()
459 		expr->taint = left->taint | right->taint;  in expand_logical()
484 		unsigned taint;  in expand_comma()  local
485 		taint = expr->left->type == EXPR_VALUE ? expr->left->taint : 0;  in expand_comma()
489 			expr->taint |= Taint_comma | taint;  in expand_comma()
531 			expr->taint = 0;  in expand_compare()
560 			expr->taint |= cond->taint;  in expand_conditional()
746 				expr->taint = 0;  in expand_dereference()
788 	expr->taint = op->taint;  in simplify_preop()
1369 	if (expr->taint & Taint_comma)  in bad_integer_constant_expression()