Thanks! FWIW, the big taints commit also changed the value of this expression:
(let ([s #'x]) (equal? s (with-handlers ([exn:fail:syntax? (compose first exn:fail:syntax-exprs)]) (raise-syntax-error #f "message" s)))) On Fri, Jul 15, 2011 at 5:40 PM, Matthew Flatt <mfl...@cs.utah.edu> wrote: > This is a bug in errortrace that was introduced with the switch to > taints. I'm fixing it. > > At Fri, 15 Jul 2011 16:27:57 -0500, Casey Klein wrote: >> Running the following program in DrRacket 5.1.1 highlights the `error' >> expression if debugging is enabled: >> >> #lang racket >> >> (syntax-case 'a () >> (_ (error 'boom))) >> >> Running the same program in 4d7584d/g doesn't highlight anything. >> >> Without the `syntax-case' around it, both versions highlight the >> `error' expression. >> >> Is this a bug? If not, is there a reliable way to associate a source >> location with a runtime error? > > > _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/dev