valgrind issue in core R 3.5

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valgrind issue in core R 3.5

Joshua N Pritikin
wrapped <- strwrap("raw")
writeLines(wrapped)
q()

==8699== Conditional jump or move depends on uninitialised value(s)
==8699==    at 0x40310A9: ???
==8699==    by 0xB07F4EF: ???
==8699==    by 0xB07F4EF: ???
==8699==    by 0xB07F4F2: ???
==8699==    by 0x1FFEFFA88F: ???
==8699==

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Re: valgrind issue in core R 3.5

Tierney, Luke
I see this also on Ubuntu 16.04; simpler version is

.Internal(strsplit("raw", "\n[ \t\n]*\n", FALSE, TRUE, FALSE))

Looks like it is coming form inside a call to pcre_exec, so out of our
control.

Best,

luke

On Fri, 11 May 2018, Joshua N Pritikin wrote:

> wrapped <- strwrap("raw")
> writeLines(wrapped)
> q()
>
> ==8699== Conditional jump or move depends on uninitialised value(s)
> ==8699==    at 0x40310A9: ???
> ==8699==    by 0xB07F4EF: ???
> ==8699==    by 0xB07F4EF: ???
> ==8699==    by 0xB07F4F2: ???
> ==8699==    by 0x1FFEFFA88F: ???
> ==8699==
>
> ______________________________________________
> [hidden email] mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>

--
Luke Tierney
Ralph E. Wareham Professor of Mathematical Sciences
University of Iowa                  Phone:             319-335-3386
Department of Statistics and        Fax:               319-335-3017
    Actuarial Science
241 Schaeffer Hall                  email:   [hidden email]
Iowa City, IA 52242                 WWW:  http://www.stat.uiowa.edu

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