[tor-bugs] #23061 [Core Tor/Tor]: crypto_rand_double() should produce all possible outputs on platforms with 32-bit int

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#23061: crypto_rand_double() should produce all possible outputs on platforms with
32-bit int
-------------------------------------------------+-------------------------
 Reporter:  teor                                 |          Owner:  nickm
     Type:  defect                               |         Status:
                                                 |  needs_revision
 Priority:  Medium                               |      Milestone:  Tor:
                                                 |  0.3.2.x-final
Component:  Core Tor/Tor                         |        Version:  Tor:
                                                 |  0.2.2.14-alpha
 Severity:  Normal                               |     Resolution:
 Keywords:  tor-relay, security-low, privcount,  |  Actual Points:  0.5
  031-backport, 030-backport, 029-backport, 028  |
  -backport-maybe, 026-backport-maybe, review-   |
  group-22                                       |
Parent ID:                                       |         Points:  0.1
 Reviewer:                                       |        Sponsor:
                                                 |  SponsorQ
-------------------------------------------------+-------------------------

Comment (by yawning):

 Replying to [comment:39 teor]:
 > I've split the issues with calling functions into their own tickets.
 >
 > I suggest we fix the broken unit tests, and then merge
 `feature23061_v2_yawning`.

 It's probably also worth checking `FLT_RADIX` and `DBL_MANT_DIG` at build
 time, and refusing to build if the compilers idea of a `double` is
 something exotic.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/23061#comment:40>
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