Bug Fix List - 4.2.0 Release

The following bugs must be fixed prior to the next release. See also the 4.2.0 Release Checklist .

Sign up for a bug by filling in the Owner field so people won't duplicate each other's work.

Use

<strike> ... </strike>

to cross an item off the list when it has been done. Add

WON'T FIX

and the strike through tag for any bugs that will not be fixed in this round.

Bugs marked as Crash

(Some of these crashes seem to appear only on a few systems. Please check which your system(s) can reproduce.)

• Owner: jwe #48574 With GCC 6.x, an error in an onCleanup function causes Octave to crash

• Owner: ??? #45366 Two objects not cleaning dynamically allocated widgets leading to crash at exit -- patch supplied

• Owner: ??? #47837 Segmentation fault with missing warning state "all"

• Owner: ??? #47927 Ctrl+C crashes Octave on MacOS

• Owner: ??? #47914 segfault with OpenGL patches and address sanitizer

• Owner: ??? #47650 octave crashed while plotting many functions

• #46501 Crash running uimenu code under Qt

• Owner: ??? #46349 dblquad/triplequad - periodic functions over the whole period [hang, not crash]

• #46315 Assertion Failed - profiler crash on every 2nd time execution halts

• Owner: ??? #45863 Octave crashes when clicking on polar plot using OpenGL

• Owner: ??? #45577 Solving systems using complex NaN causes crash

• WON'T FIX Owner: ??? #44823 Segfault when using HD Graphics 6000 on Fedora 21

Windows

• Owner: ??? #39000 Can't override BLAS XERBLA handler on Windows

• Owner: ??? #44470 Pause does not detect Ctrl+C keystroke in Windows GUI

• Owner: ??? #45860 Many stacked uipanels crashes the qt gui in Windows 8

• WON'T FIX Owner: ??? #47840 exec segfaults on Windows

• Owner: ??? #46476 Octave 4.0.0 crashes on plot

• Owner: ??? #45297 GUI crash when calling scatter (x, y, [], color) with Windows 8.1 (Anyone with Win 8.1 to reproduce this? If not, skip it.)

• WON'T FIX Owner: ??? #47445 Settng colours for too many plots causes Segmentation violation (Anyone with Win 8 to reproduce this? If not, skip it.)

• Owner: ??? #45634 Octave 4.0.0 GUI crashes on first-time use

• Owner: ??? #45604 Windows XP Octave 4.0.0 plot crashes

Bugs marked Configuration and Build System

• Owner: ??? #48380 Binary versions of several Octave-Forge packages fail to build with MXE

• NEED INFO #41574 Current build approach causes mkoctfile to link to too many libraries on the Mac -- patch posted

• Owner: ??? #44979 check for osmesa is done at runtime and not configure -- Someone should check if this is easy

• Owner: jwe #48139 New warnings about deprecated functions when building liboctave -- minor but should be easy to fix

• Owner: ??? #45399 build failure with multiple flex source files using gcc Link Time Optimization (LTO) -- patch submitted. Marked "minor", but easy fix.

• Owner: ??? #47971 "make clean; make" fails on missing oct-conf-post.h

• Owner: ??? #47576 mxe-octave: octave-4.0.1-installer.exe (32bit) does not install on Windows 10 -- ready for test

• Owner: ??? #47858 Building with hdf5-1.10 fails due to changed variable type -- patch posted

• Owner: JWE #48319 Development source build failure related to LONG_DOUBLE_ROUNDING in oct-inttypes.cc

• Owner: ??? #46063 Build system re-makes certain files 2 or even 3 times

• WON'T FIX Owner: ??? #46758 mxe-octave: octave-logo.ico is cropped not scaled due to rsvg-convert bug

• Owner: ??? #45646 files in source distribution should not be deleted on "clean" or "distclean" -- is marked as "minor", but sounds important for a release

• Owner: ??? #47617 mxe-octave: instrument-control package not installed correctly in official release -- this looks simple; is it?

• Owner: ??? #48340 parallel package fails to build with dev octave

Bugs with severity >= 4

• POSTPONED Owner: ??? #44916 --softwareopengl option for performance
• Owner: ??? #37672 CTRL+C interrupt processing causes segfaults -- patch posted
• Owner: ??? #47400 panic on Ctrl+c with multithreaded ATLAS or OpenBLAS -- patch posted
• #41567 error in qr -- patch posted
• Owner: ??? #43098 "if (array)" should raise a warning, and give the same result for dense and sparse -- patch posted
• Owner: ??? #47676 Cannot apply computed assignment to a variable defined after the code was parsed (e.g., in a script) -- workaround patch posted
• Owner: ??? #39000 Can't override BLAS XERBLA handler on Windows
• POSTPONED #42469 GUI crashes on international character after autocompletion -- upstream scintilla bug. Can we work around it?
• #44335 Use consistent wording for "contribute" vs "donate" -- patch posted
• Owner: User:siko1056 #46330 segfault with matrices containing Inf & NaN -- patch posted
• Owner: ??? #47543 segfault with warnings disabled in subfunction when all warnings disabled globally -- patch posted

Bugs marked as regressions

• owner (???) #41574 Current build approach causes mkoctfile to link to too many libraries on the Mac -- patch posted

• owner (???) #44498 isvector: Always returns true for objects from user defined classes -- patch submitted

• owner (???) #47337 [Windows] fltk toolkt: infinite loop "GL2PS warning: Unknown token in buffer" when printing -- infinite loop is almost as bad as a crash

• owner (???) #47756 [ode suit] integrate_adaptive fails with vertical tspan -- patch posted

• owner (???) #44152 print("plot_file.pdf") generates warning message -- trivial fix

• owner (???) #36743 Octave:language-extension warning warns about Octave's own files -- old bug, but the inability to warn of automatic broadcast is a regression.

• owner (???) #45507 acos returns different results on big input values on gcc 4.8

• owner (???) #43559 "hold on" causes "plot" to use incorrect series colouring -- patch posted

• owner (???) #46522 clear all does not fix shadowed "help" -- (Three of us can no longer reproduce this.)

• owner (???) #48296 demo hangs with subplot and pager -- patch posted

• owner (???) #47571 Problem with umlaut in command line -- I think no code change is needed; just compiling Windows binary of 4.2.0 in a UTF-8 environment

• WONT'T FIX owner (???) #46645 Can't load struct variables that use arbitrary fieldnames -- may be too hard

Bugs related to Windows OS

• Owner: ??? #42036 Files and directories with non-ASCII characters not handled correctly on Windows
• Owner: ??? #43099 utf-8 files: editor, command windows issues, workspace pane shows correctly

Other Bugs with Patches

Patches reviewed by "non-committing" developers

• Reviewer: Lachlan #39014 Wrong determinant for some (large) matrices
• Reviewer: Lachlan #32756 Ignore unknown datatypes in HDF5 files but load remainder of file correctly
• Reviewer: Lachlan #45972 Anonymous function handles with varargin are not correctly saved.
• Reviewer: Lachlan #37613 Octave precision/accuracy is much lower for quadgk
• Reviewer: Lachlan #40904 WHAT function should return all available results for MATLAB compatibility

Unreviewed patches that seem (to LA) worth reviewing

• Owner: ??? #46136 error messages for stacks of anonymous functions not informative enough
• Owner: ??? #47756 [ode suit] integrate_adaptive fails with vertical tspan -- One-line patch. Who knows the ode suite?
• Owner: ??? #46008 Help function fails to return help header for subfunctions and nested functions
• Owner: ??? #36646 Statistics tests produce errors and warnings when var(sample) == 0 -- patch only fixes some functions, but better than none.
• Owner: ??? #46852 smarter diagnostic message when a user variable shadows a function definition
• #46912 qr not working as described && related #41567 qr fails with two matrix inputs
• Owner: ??? #45969 Inner scopes of nested anonymous function definitions are not saved.
• Owner: ??? #45903 pkg rebuild -global fails if package directory does not exist
• Owner: ??? #42561 gnuplot error on "demo trimesh"
• Owner: ??? #41742 The rand function occasionally returns unexpected results.
• Owner: ??? #39036 line(X, Y) draws no lines
• Owner: ??? #38483 qp() fails with empty inequality constraints
• POSTPONED Owner: ??? #46236 GUI Workspace - use same column headings as Matlab Reviewed by: jwe
• Owner: ??? #47800 gammainc(x,a,"upper") rounds down to zero if output is below eps
• Owner: ??? #42671 [PATCH] corr() does not have p-values output, returns 1.0 with one observation.

Feature requests

• Owner: ??? #45497 missing function: repelem && dependent patch #46385 Can't Repmat Structure Arrays -- The second bug could be fixed without the first, but the proposed patch uses repelem.
• Owner: Lachlan #41215 Request for a "pkg test" feature && related #41298 pkg install: automatically extract %!tests and install both extracted and fixed test files
• Owner: ??? #47824 No Matlab-compatible corrcoef
• Owner: ??? #36372 Improved ranks.m included

Lachlan's patches -- someone impartial can triage these :)

• Owner: ??? #46458 tab completion does not work for the elements of a struct when that struct is a cell of a cell array
• Owner: ??? #48317 tab autocomplete doesn't complete local functions
• Owner: ??? #47950 glob and dir functions are unable to escape square bracket characters in Windows
• Owner: ??? #47414 Folding editor text breaks cursor movement
• Owner: ??? #46859 floating point error in range results in non-integer value -- patch warns of error, rather than fixing it.
• Owner: ??? #48315 cov.m: Incorrect result
• Owner: ??? #46660 object array writing into class member alters another class member
• Owner: ??? #48044 Searching for markers does not wrap
• Owner: ??? #48292 dbstop marker obscures bookmarks
• Owner: ??? #47173 mtimes allows arguments with >= 3 dimensions -- a patch deep in core, so it needs careful review.
• Owner: ??? #39349 funny output from help .'
• #46632 Breakpoints and program counter arrow aren't cleared in some cases
• Owner: ??? #43925 isscalar behaves incorrectly for some user-defined classes
• Owner: ??? #36015 unexpected sqp error

Other bug reports tagged as "patch submitted"

• Owner: ??? #40095 Clearvar function not implemented (LA vote: unsure)
• Owner: ??? #44336 warning ("error", "all") changes "matlab-compatible" warnings if there's an "all" status before
• Owner: ??? #32839 pkg build/install does not work with directories
• Owner: ??? #32008 sqp: Don't set upper/lower bound unless specified -- clarification requested
• Owner: ??? #44727 editor: breakpoints are confused after file is changed -- will be fixed by patch for #46332.
• Owner: ??? #45542 griddatan unable to perform 4-dimensional interpolation. -- diff requested
• Owner: ??? #44503 'set (gca, camera.......)' doesn't update 3D plots

Potentially excluded bugs

These bugs have been provisionally decided not to be blockers for 4.2.0. That doesn't mean they can't be fixed, if someone wants to fix them.

Other bugs marked as crash in Savannah

• Owner: ??? #47958 GUI freezes when starting debug with a partly drawn Qt figure (LA vote: unsure)
• WON'T FIX Owner: ??? #42118 COW memory issues when extracting small slices from large arrays (LA vote: unsure)
• Owner: ??? #40044 *** glibc detected *** gnuplot: double free or corruption (fasttop): 0x08d72878 *** (LA vote: not necessary)
• Owner: ??? #40608 MinGW: crashes with JIT (LA vote: not necessary)
• Owner: ??? #41213 JIT segfaults on non-x86 processors (LA vote: not necessary)
• Owner: ??? #42429 @ftp/dir crashes Octave (LA vote: not necessary)
• Owner: ??? #44478 test __osmesa_print__.cc-tst crashes with Nvidia drivers (LA vote: not necessary)
• Owner: ??? #46192 JIT compiler fails in jit.tst and aborts Octave (LA vote: not necessary)
• Owner: ??? #46926 saveas() crashes Octave (LA vote: not necessary)
• Owner: ??? #47620 segfault when using eval and anoymous function (LA vote: not necessary)
• Owner: ??? #47827 "Ctrl+1" shortcut crashes the GUI (LA vote: not necessary)
• Owner: ??? #48078 signal package: crash in remez with close frequency band values + differentiator (LA vote: not necessary)
• Owner: ??? #48219 Crash at end of execution of openEMS script (LA vote: not necessary)
• Owner: ??? #48284 Can't make the graphics work on new installation
• Owner: ??? #48323 interval package: segmentation fault in qr function (LA vote: not necessary)
• Owner: ??? #41652 Octave builds but crashes when trying to use gcj for java support (LA vote: not necessary)

Bugs marked configuration and build system in Savannah

The following three bugs are minor, but closely related and two go back to 2012

• Owner: ??? #35392 /etc/octaverc (LA vote: not necessary, but desirable)
• Owner: ??? #36477 use XDG dirs instead of HOME (LA vote: not necessary, but desirable)
• Owner: ??? #40444 On Windows, config & history files etc. should go to %APPDATA% (LA vote: not necessary, but desirable)
• Owner: ??? #47886 Do not link against libraries without OpenGL (LA vote: unsure)
• Owner: ??? #41027 config.h is too generic (LA vote: up to JWE)
• Owner: ??? #38776 Tests in private functions cannot be tested directly (LA vote: unnecessary)
• Owner: ??? #41298 pkg install: automatically extract %!tests and install both extracted and fixed test files (LA vote: unnecessary; useful for development, not release)
• Owner: ??? #43298 llvm libc++ 3.5 fails to resolve the pow(octave_int<int>, octave_Int<int>) function overload (LA vote: unnecessary; old compiler)
• Owner: ??? #43908 Some OF packages won't install with 64-bit indexing Octave (unnecessary -- bugs are in Forge, not core)
• Owner: ??? #45082 mxe native build fails at gmp (LA vote: unnecessary)
• Owner: ??? #45188 MXE: problems installing different Octave versions side by side (LA vote: unnecessary)
• Owner: ??? #45578 build failure due to no dependency on libgnu (LA vote: unnecessary)
• Owner: ??? #45644 Build system distributes .cc files in include/octave directory (LA vote: relevant to release, but low priority)
• Owner: ??? #46863 mxe-octave: build_packages.m not up to date (LA vote: not necessary)
• Owner: ??? #47817 mxe-octave: error while building documentation of dev Octave (not necessary, as docs are pre-built)
• Owner: ??? #48172 doc build fails with texi2dvi/texi2pdf errors on Ubuntu 14.04 (not necessary, as docs are pre-built)
• Owner: ??? #39446 MXE-Octave: LAPACK build mixes MinGW and MSVC (LA vote: not necessary)
• Owner: ??? #40111 Support runtime selection of Java version on Linux and Unix systems (LA vote: not necessary)
• Owner: ??? #40252 Make GUI compatible with both Qt4 and Qt5 (LA vote: not necessary)
• Owner: ??? #41652 Octave builds but crashes when trying to use gcj for java support (LA vote: not necessary)
• Owner: ??? #44359 Save and restore user FFLAGS, add additional options to AM_FFLAGS (LA vote: not necessary)
• Owner: ??? #34301 Can't compile oct files using gcc -fvisibility=hidden option (LA vote: not necessary)
• Owner: ??? #41061 building with --enable-jit with libllvm 3.5 fails to compile (LA vote: not necessary)
• Owner: ??? #43343 Associate .m files to open in Octave editor in macOS (LA vote: not necessary)
• Owner: ??? #47831 mercurial build writes files to source tree doc/{interpreter,liboctave} (LA vote: not necessary)

Bugs marked as regression in Savannah

• owner (???) #46047 Large number of axes ticks for big logarithmic plots (LA vote: unsure)
• owner (???) #43585 rectangle wrong axis calculation (LA vote: unsure)
• owner (???) #38236 invoking script in demo block to define variables causes errors (LA vote: not necessary)
• owner (???) #40333 print with legend modifies axis position (LA vote: not necessary -- didn't block 4.0)
• owner (???) #44245 need configurable warning when sprintf format contains integer code, but value is real number (LA vote: not necessary)
• owner (???) #44829 Multiple legends not working anymore with plotyy (LA vote: not necessary)
• owner (???) #45494 A recent change has broken hist (randn (10000, 1), 30); (LA vote: not necessary)
• owner (???) #45710 grid minor and axis tight fail to plot all minor grid lines (LA vote: not necessary)
• owner (???) #45823 Empty plot after figure command (FLTK only) (LA vote: not necessary)
• owner (???) #46011 Can't warn of automatic broadcasting without triggering #36743 (LA vote: not necessary)
• owner (???) #46496 Problems with legend background and labels spacing
• owner (???) #46516 Qt plotting, plot overlay ignores plot order -- Windows only (LA vote: not necessary)
• owner (???) #47415 out of memory negating a permutation matrix (LA vote: not necessary)
• owner (???) #47755 Access to object arrays (LA vote: not necessary -- not sure it is a regression)
• owner (???) #44934 classdef parser prints extra newline when failing to parse bad classdef file (LA vote: not necessary)

Patch submitted

• Owner: ??? #41028 warning off shouldn't affect lastwarn -- (LA vote: not necessary)
• Owner: ??? #31626 lsode: patch to make Jacobian types of dlsode.f accessible -- (LA vote: not necessary)
• Owner: ??? #48095 GUI configuration files are undocumented (LA vote: not necessary)
• Owner: ??? #41428 Add an &~ binary operator (LA vote: note necessary)
• Owner: ??? #47919 Error messages for mismatched struct fields is not informative (LA vote: not necessary)
• Owner: ??? #41088 add a splash screen (loading is non-instantaneous) (LA vote: not necessary)
• Owner: ??? #41818 Fixed up "find" function with templates and fourth parameter (LA vote: not necessary)

Patches from Savannah patch collection

• Owner: ??? #9026 Automatically close if, for, while etc.
• Owner: ??? #9023 Tell user about misaligned if/end pairs when an end-related error occurs
• WON'T FIX Owner: ??? #9022 Allow paging of some but not all commands
• Owner: ??? #8956 F3 for "Find Next", shift+F3 for "Find Prev"
• Owner: ??? #8656 Variable Editor (expanded from Patch #8316)
• Owner: ??? #9011 Tests for corefcn/sparse.cc
• Owner: ??? #8801 add support for the histogram and histcounts functions -- useful as Matlab is deprecating hist

• Owner: ??? #8696 Use unicode utf-8 rather than Symbol font for gnuplot when possible -- Check, because printing non-ASCII with gnuplot is a known bug
• Owner: ??? #8367 Doxygen comments for input.h and cleanup of input.cc
• Owner: ??? #8303 vectorized parcellfun and pararrayfun
• Owner: ??? #8913 remove zlib from public API
• Owner: ??? #8491 Make pkg handle and display (in textmode) package documentation in info format
• Owner: ??? #8640 Comments for translators
• Owner: ??? #8073 Remove redundant function calls in sqp
• Owner: ??? #8077 Alter colloc to handle Laguerre polynomials (see Numerical, items 5,6 on Projects page)
• Owner: ??? #8607 New module h5read to read/write HDF5 files
• Owner: Carlo #8979 Add two functions to check and set ODE options

Matlab functions, by regular devs

• Owner: ??? #9048 Matlab compatible publish function
• Owner: ??? #9014 Add "camlight" function
• Owner: ??? #9013 New function "material"
• Owner: ??? #9040 Add function "lighting"
• Owner: ??? #8856 add function reducevolume
• Owner: ??? #8872 add isocaps
• Owner: ??? #8864 add smooth3
• Owner: ??? #7924 Added two functions: locale() and setlocale()
• Owner: ??? #8912 add function reducepatch

Matlab functions, needing major work

• Owner: ??? #8962 Working version of expmv
• Owner: ??? #8541 isdiag, istriu, istril, isbanded, and bandwidth functions

Other open patches from Savannah

• Owner: ??? #9027 Allow evalin for arbitrary contexts
• Owner: ??? #9025 Concise output of filenames
• Owner: ??? #9024 Colour-coded output text
• Owner: ??? #9012 Abbreviations as Location input for the legend() command -- patch requested.
• Owner: ??? #8988 Adding to index.html of manual, installation/loading commands
• Owner: ??? #8986 CDF plot implementation
• Owner: ??? #8974 GSOC16 - Improve iterative methods for sparse linear systems
• Owner: ??? #8943 object class "light" for lighting effects on patches and surfaces
• Owner: ??? #8824 added affine2d class
• Owner: ??? #8722 For image() and imagesc(), added value readout in status bar when mousing over a figure
• Owner: ??? #8693 Reimplement operator * (const SparseMatrix& m, const SparseMatrix& a) to use SuiteSparse
• Owner: ??? #8690 Alternative implementation of tcdf
• Owner: ??? #8526 avoid conflict with gnu99 stdbool.h -- JWE is cleaning the API. Is this worth it?
• Owner: ??? #8417 Consolidate large conditional type decisions -- needs comments
• Owner: ??? #8314 Patch to build system to use @rpath for Mac liboctave/libinterp
• Owner: ??? #8308 Adds --minimal-dependencies flag to mkoctfile for more portable mex/oct files
• Owner: ??? #7976 Make PPKG_ADD and PKG_DEL see both m-file and oct-file directories of a package (2nd post)