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group_by crashes R #276

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skaae opened this issue Feb 21, 2014 · 2 comments
Closed

group_by crashes R #276

skaae opened this issue Feb 21, 2014 · 2 comments

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@skaae
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@skaae skaae commented Feb 21, 2014

The following code crashes R:

require(dplyr)
df <- data.frame(x = 1:3)
df$y <- list(1:2, 1:3, 1:4)
group_by(df,y)
R version 3.0.2 (2013-09-25)
Platform: x86_64-apple-darwin10.8.0 (64-bit)

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] dplyr_0.1.2

loaded via a namespace (and not attached):
[1] assertthat_0.1 Rcpp_0.11.0    tools_3.0.2   
@romainfrancois
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@romainfrancois romainfrancois commented Feb 21, 2014

That's a stretch. @hadley this goes through the white list now, but a simple list as this is ok, perhaps it should not be. In any case, I would not how how to hash this.

@hadley
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@hadley hadley commented Feb 21, 2014

Hmm, I think this should be blacklisted for now (for grouping, and I guess sorting).

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3 participants