Quick action, thanks!  Does this also fix the spacing problem (at the end of
my bug report)?

            -s

On Wed, Jun 3, 2009 at 2:49 PM, William Dunlap <wdunlap@tibco.com> wrote:

> Changing the uninitialized 'w' to 'R_print.na_width' for the complex NA
> code fixes up the valgrind complaints on Linux and the bad behavior
> on Windows:
>
> ===================================================================
> --- print.c     (revision 48703)
> +++ print.c     (working copy)
> @@ -357,7 +357,7 @@
>                     formatComplex(x, 1, &wr, &dr, &er, &wi, &di, &ei,
> 0);
>                     if (ISNA(x[0].r) || ISNA(x[0].i))
>                         snprintf(pbuf, 115, "%s",
> -                                EncodeReal(NA_REAL, w, 0, 0, OutDec));
> +                                EncodeReal(NA_REAL, R_print.na_width,
> 0, 0, OutDec)); /* formatReal would set w=R_print.na_width,d=0,e=0 for
> NA */
>                    else
>                         snprintf(pbuf, 115, "%s", EncodeComplex(x[0],
>                         wr, dr, er, wi, di, ei, OutDec));
>
> E.g., the following prints go very quickly and don't have lots of
> trailing
> blanks.
>
> > val <- matrix(list(NA_complex_, 3, "A string", NA_complex_), 2,2)
> > print(val)
>     [,1] [,2]
> [1,] NA   "A string"
> [2,] 3    NA
> > print(val, na.print="<my personal missing value indicator>")
>     [,1]
> [1,] <my personal missing value indicator>
> [2,] 3
>     [,2]
> [1,] "A string"
> [2,] <my personal missing value indicator>
>
> Bill Dunlap
> TIBCO Software Inc - Spotfire Division
> wdunlap tibco.com
>
> > -----Original Message-----
> > From: r-devel-bounces@r-project.org
> > [mailto:r-devel-bounces@r-project.org] On Behalf Of William Dunlap
> > Sent: Wednesday, June 03, 2009 9:21 AM
> > To: Martin Maechler; Wacek Kusnierczyk
> > Cc: r-devel@r-project.org
> > Subject: Re: [Rd] Print bug for matrix(list(NA_complex_, ...))
> >
> >
> > > From: William Dunlap
> > > Sent: Wednesday, June 03, 2009 8:58 AM
> > > To: 'Martin Maechler'; Wacek Kusnierczyk
> > > Cc: r-devel@r-project.org
> > > Subject: RE: [Rd] Print bug for matrix(list(NA_complex_, ...))
> > ...
> > > >     >> There is a bug in printing val <-
> > > > matrix(list(NA_complex_,NA_complex_),1).
> > ...
> > > >     >> Note that a large number of spaces are printed
> > > instead of NA.
> > > >
> > > >     vQ> on ubuntu 8.04 with r 2.10.0 r48703 there is almost
> > > > no problem (still
> > > >     vQ> some unnecessary spaces):
> > > >
> > > >     vQ> [,1]      [,2]
> > > >     vQ> [1,]        NA        NA
> > > >
> > > > thank you, Waclav.
> > > >
> > > > I don't see any unnecessary space (or other CPU problems),
> > > > using another Linux variant (RHEL 5)
> > > > in the three R version
> > > >             2.9.0 ,
> > > >     2.9.0-patched (r48700)
> > > >     2.10.0-devel  (r48700)
> > > >
> > > > Can other Windows (or ...) users confirm problems in R 2.9.0
> > > > (or newer) ?
> > >
> > > I just tried it on 2.9.0 on the Windows GUI (RGui.exe)
> > > and saw similar problems.  When printing to the
> > > command window, with either print(val) or show(val) it took
> > > a very long time and put $'s at the ends of the lines
> > > (indicating that there was text beyond the edge of the window).
> > > I used sink() to put the output into a file and then print() and
> > > show() acted quickly.  The resulting file had 119 character
> > > lines, consisting mainly of trailing blanks:
> > >
> > > > readLines("c:/temp/val.txt") # output of
> > > print(val);show(val);str(val)
> > >  [1] "     [,1]
> > >                                                                "
> > >  [2] "[1,]
> > >                                                                "
> > >  [3] "     [,2]
> > >                                                                "
> > >  [4] "[1,]
> > >                                                                "
> > >  [5] "     [,1]
> > >                                                                "
> > >  [6] "[1,]
> > >                                                                "
> > >  [7] "     [,2]
> > >                                                                "
> > >  [8] "[1,]
> > >                                                                "
> > >  [9] "List of 2"
> > >
> > > [10] " $ : cplx NA"
> > >
> > > [11] " $ : cplx NA"
> > >
> > > [12] " - attr(*, \"dim\")= int [1:2] 1 2"
> > >
> > > > nchar(readLines("c:/temp/val.txt"))
> > >  [1] 119 119 119 119 119 119 119 119   9  12  12  32
> > >
> > > On Linux, using yesterday's 2.9.0, valgrind shows lots
> > > of 'depends on uninitialized value' problems that could
> > > explain the Linux-Windows difference in behavior:
> > >
> > > > val<-matrix(list(NA_complex_,NA_complex_),1)
> > > > val
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6F7E2F: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> >
> > Here is the traceback when it enters Rf_EncodeReal:
> > (gdb) where
> > #0  Rf_EncodeReal (x=nan(0x0000007a2), w=168381312, d=0, e=0, cdec=46
> > '.')
> >     at printutils.c:160
> > #1  0x08099aaa in Rf_PrintValueRec (s=0x9f4a4a8, env=0x9e4cc90) at
> > print.c:359
> > #2  0x0809a125 in Rf_PrintValueEnv (s=0x9f4a4a8, env=0x9e4cc90) at
> > print.c:956
> > #3  0x080584cb in Rf_ReplIteration (rho=0x9e4cc90, savestack=0,
> > browselevel=0,
> >     state=0xbffc7820) at main.c:261
> > #4  0x08058573 in R_ReplConsole (rho=0x9e4cc90, savestack=0,
> > browselevel=0)
> >     at main.c:306
> > #5  0x08058bb9 in run_Rmainloop () at main.c:967
> >
> > It looks like w has a bogus value and was probably never initialized.
> > It is called from print.c:
> >
> >     354             case CPLXSXP:
> >     355                 if (LENGTH(tmp) == 1) {
> >     356                     Rcomplex *x = COMPLEX(tmp);
> >     357                     formatComplex(x, 1, &wr, &dr,
> > &er, &wi, &di,
> > &ei, 0);
> >     358                     if (ISNA(x[0].r) || ISNA(x[0].i))
> >     359                         snprintf(pbuf, 115, "%s",
> >     360                                  EncodeReal(NA_REAL, w, 0, 0,
> > OutDec));
> >     361                     else
> >     362                         snprintf(pbuf, 115, "%s",
> > EncodeComplex(x[0],
> >     363                         wr, dr, er, wi, di, ei, OutDec));
> >
> > and I think the 'w' needs to be replaced by something reasonable for
> > printing "NA"
> > (or "NA_complex_?, I don't know all of what this code is used for).
> > Usually complex printing uses wr and wi, not w, so w is not
> > initialized.
> >
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6F7E44: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6F7E4C: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6FA87A: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6F86E8: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x6F86FA: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x711183: _IO_padn (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6F8713: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > ==24859==
> > > ==24859== Conditional jump or move depends on uninitialised value(s)
> > > ==24859==    at 0x7111BF: _IO_padn (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6F8713: vfprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x7177A5: vsnprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x6FF4E1: snprintf (in /lib/tls/libc-2.3.4.so)
> > > ==24859==    by 0x809DDC1: Rf_EncodeReal (printutils.c:179)
> > > ==24859==    by 0x8099AA9: Rf_PrintValueRec (print.c:359)
> > > ==24859==    by 0x809A124: Rf_PrintValueEnv (print.c:956)
> > > ==24859==    by 0x80584CA: Rf_ReplIteration (main.c:261)
> > > ==24859==    by 0x8058572: R_ReplConsole (main.c:306)
> > > ==24859==    by 0x8058BB8: run_Rmainloop (main.c:967)
> > > ==24859==    by 0x8056A70: main (Rmain.c:33)
> > > Bill Dunlap
> > > TIBCO Software Inc - Spotfire Division
> > > wdunlap tibco.com
> > >
> > > >
> > > > Regards,
> > > > Martin Maechler
> > > >
> > > >     >> Compare the
> > > >     >> unproblematic real case:
> > > >     >>
> > > >     >> print(structure(list(NA_real_, NA_real_), .Dim = 1:2))
> > > >     >> [,1] [,2]
> > > >     >> [1,] NA   NA
> > > >     >>
> > > >     >> Also, when printed in the read-eval-print loop,
> > > > printing takes a very very
> > > >     >> long time:
> > > >     >>
> > > >     >>
> > > >     >>> proc.time(); matrix(list(NA_complex_,NA_complex_),1);
> > > > proc.time()
> > > >     >>>
> > > >     >> user  system elapsed
> > > >     >> 74.35    0.09  329.45
> > > >     >>
> > > >     >> [,1]
> > > >     >>
> > > >     >> [1,]
> > > >     >>
> > > >     >>
> > > >     >> [,2]
> > > >     >>
> > > >     >> [1,]
> > > >     >>
> > > >     >> user  system elapsed
> > > >     >> 92.63    0.15  347.86
> > > >     >>
> > > >     >> 18 seconds runtime!
> > > >     >>
> > > >
> > > >     vQ> user  system elapsed
> > > >     vQ> 0.648   0.056 155.843
> > > >     vQ> [,1] [,2]
> > > >     vQ> [1,]  NA   NA
> > > >     vQ> user  system elapsed
> > > >     vQ> 0.648   0.056 155.843
> > > >
> > > >     vQ> vQ
> > > >
> > > >     vQ> ______________________________________________
> > > >     vQ> R-devel@r-project.org mailing list
> > > >     vQ> https://stat.ethz.ch/mailman/listinfo/r-devel
> > > >
> > > > ______________________________________________
> > > > R-devel@r-project.org mailing list
> > > > https://stat.ethz.ch/mailman/listinfo/r-devel
> > > >
> >
> > ______________________________________________
> > R-devel@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-devel
> >
>
> ______________________________________________
> R-devel@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>
>

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