| library; | 
 | import self as self; | 
 | import "dart:core" as core; | 
 | import "dart:_internal" as _in; | 
 |  | 
 | static method test() → dynamic { | 
 |   final(core::int, core::int) x = (1, 2); | 
 |   core::print( block { | 
 |     core::int #t1; | 
 |     final synthesized(core::int, core::int) #0#0 = x; | 
 |     #L1: | 
 |     { | 
 |       { | 
 |         if(true) { | 
 |           #t1 = 1; | 
 |           break #L1; | 
 |         } | 
 |       } | 
 |       throw new _in::ReachabilityError::•("`null` encountered as case in a switch expression with a non-nullable type."); | 
 |     } | 
 |   } =>#t1); | 
 |   core::print( block { | 
 |     core::int #t2; | 
 |     final synthesized(core::int, core::int) #1#0 = (1, 2); | 
 |     #L2: | 
 |     { | 
 |       { | 
 |         if(true) { | 
 |           #t2 = 1; | 
 |           break #L2; | 
 |         } | 
 |       } | 
 |       throw new _in::ReachabilityError::•("`null` encountered as case in a switch expression with a non-nullable type."); | 
 |     } | 
 |   } =>#t2); | 
 | } |