search for: have_openmp

Displaying 3 results from an estimated 3 matches for "have_openmp".

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2011 Aug 29
3
How to safely using OpenMP pragma inside a .C() function?
I am trying to parallelize part of a C function that is called from R (via .C) using OpenMP's "parallel for" pragma. I get mixed results: some runs finish with no problem, but some lead to R crashing after issuing a long error message involving memory violations. I found this post, which describes how a .Call() function can be made to avoid crashing R by raising the stack limit:
2012 Feb 29
0
R 2.14.2 is released + R anniversary
...ignettes directory, PostScript and image bitmap files. Note that only PDF vignettes have ever been supported: some of these files come from DVI/PS output from the Sweave defaults prior to R 2.13.0. BUG FIXES: o R configured with --disable-openmp would mistakenly set HAVE_OPENMP (internal) and SUPPORT_OPENMP (in Rconfig.h) even though no OpenMP flags were populated. o The getS3method() implementation had an old computation to find an S4 default method. o readLines() could overflow a buffer if the last line of the file was not terminated. (PR#14...
2012 Feb 29
0
R 2.14.2 is released + R anniversary
...ignettes directory, PostScript and image bitmap files. Note that only PDF vignettes have ever been supported: some of these files come from DVI/PS output from the Sweave defaults prior to R 2.13.0. BUG FIXES: o R configured with --disable-openmp would mistakenly set HAVE_OPENMP (internal) and SUPPORT_OPENMP (in Rconfig.h) even though no OpenMP flags were populated. o The getS3method() implementation had an old computation to find an S4 default method. o readLines() could overflow a buffer if the last line of the file was not terminated. (PR#14...