[R-SIG-Mac] [External] Rmpfr crashes on Mac

[Richard M. Heiberger]

Works normally in R-4.1.2 with Rmpfr_0.8-7 on Macintosh aarch64-apple-darwin20
I am running inside Emacs using ESS

> packageVersion("Rmpfr")
[1] ‘0.8.7’
> library(Rmpfr)
Loading required package: gmp

Attaching package: ‘gmp’

The following objects are masked from ‘package:base’:

    %*%, apply, crossprod, matrix, tcrossprod

C code of R package 'Rmpfr': GMP using 64 bits per limb


Attaching package: ‘Rmpfr’

The following object is masked from ‘package:gmp’:

    outer

The following objects are masked from ‘package:stats’:

    dbinom, dgamma, dnbinom, dnorm, dpois, dt, pnorm

The following objects are masked from ‘package:base’:

    cbind, pmax, pmin, rbind

> x1 <- mpfr(-50, 200)
> x1
1 'mpfr' number of precision  200   bits 
[1] -50
> x2 <- mpfr(-50.1, 200)
> x2
1 'mpfr' number of precision  200   bits 
[1] -50.10000000000000142108547152020037174224853515625
> version
               _                           
platform       aarch64-apple-darwin20      
arch           aarch64                     
os             darwin20                    
system         aarch64, darwin20           
status                                     
major          4                           
minor          1.2                         
year           2021                        
month          11                          
day            01                          
svn rev        81115                       
language       R                           
version.string R version 4.1.2 (2021-11-01)
nickname       Bird Hippie                 
> 

> On Nov 27, 2021, at 15:46, Dev Chakraborty <dpc10ster using gmail.com> wrote:
> 
> I used package Rmpfr ca. 2017 and it worked fine. The latest version
> (0.8-7) causes R (running under RStudio) to crash. A simple example is:
> 
> library(Rmpfr)
> x1 <- mpfr(-50, 200)
> x2 <- mpfr(-50.1, 200)
> 
> Which gives the message:
> 
> R Session Aborted
> R encountered a fatal error
> The session was terminated
> Start New Session
> 
> I am using R version 4.1.1 on a Mac running MacOS 12.0.1. and an older iMac
> running 10.15.7. The problem occurs with both machines.
> 
> When I install from the CRAN archive file  Rmpfr_0.6-1.tar.gz (the version
> of the package around 2017, corresponding to the last time I used it) the
> problem goes away.
> 
> 	[[alternative HTML version deleted]]
> 
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