[racket-dev] .1 evaluates to 0.0 [was Re: plot doesn't plot (inexact->exact: no exact representation for +nan.0)]

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On 28-12-11 13:18, Matthew Flatt wrote:
> Thanks for all the new info! I don't think that it's a bytcode
> problem. I start to wonder if it's in number parsing...
> 
> On line 1102 of "src/racket/src/numstr.c", there's a call to
> STRTOD(). Does it change anything if you wrap that call with calls
> to scheme_push_c_numeric_locale() and
> scheme_pop_c_numeric_locale(loc)?:
> 
> { GC_CAN_IGNORE char *loc; loc = scheme_push_c_numeric_locale(); d
> = STRTOD(ffl_buf, &ptr); scheme_pop_c_numeric_locale(loc); }

Hi Matthew,

you're certainly on the right track. I tried starting drracket in this
way:

LC_ALL="en_US.UTF-8" drracket &

and almost all symptoms were gone.

Marijn
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