Displaying 2 results from an estimated 2 matches for "nrlist".
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2018 Oct 05
2
Seg fault stats::runmed
...:
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)
With GDB:
Program received signal SIGSEGV, Segmentation fault.
swap (l=53, r=86, window=window at entry=0xc59308,
outlist=outlist at entry=0x12ea2e8, nrlist=nrlist at entry=0x114fdd8,
print_level=print_level at 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,...
2018 Oct 05
0
Seg fault stats::runmed
...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 at entry=0xc59308,
> outlist=outlist at entry=0x12ea2e8, nrlist=nrlist at entry=0x114fdd8,
> print_level=print_level at 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 or...