>>>>> Hilmar Berger
>>>>> on Fri, 5 Oct 2018 10:17:49 +0200 writes:
> Dear all, I just found this issue:
> I just found this issue:
> dd1 = c(rep(NaN,82), rep(-1, 144), rep(1, 74))
> xx = runmed(dd1, 21)
>> R crashes reproducibly in R 3.4.3, R3.4.4 (Ubuntu 14.04/Ubuntu 16.04)
and also in the latest development version (we call "R-devel").
THank you very much, Hilmar!
I will have a look, to ensure missing values (incl NaN) are
handled propertly.
Martin
--
Martin Maechler
ETH Zurich and R Core Team
> With GDB:
> Program received signal SIGSEGV, Segmentation fault.
> swap (l=53, r=86, window=window@entry=0xc59308,
> outlist=outlist@entry=0x12ea2e8, nrlist=nrlist@entry=0x114fdd8,
> print_level=print_level@entry=0) at Trunmed.c:64
> 64 outlist[nr/* = nrlist[l] */] = l;
> Valgrind also reports access to unallocated memory and/or writing past
> the end of the heap.
> The crash does not happen if the order is changed:
> dd2 = c(rep(-1, 144), rep(1, 74), rep(NaN,82))
> xx = runmed(dd2,21)
> Error in if (a < b) { : missing value where TRUE/FALSE needed
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