Bug report for Octave 3.2.3 configured for x86_64-pc-linux-gnu Description: ----------- Segmentation Fault while matching a regular expression in a string
Repeat-By: --------- octave:1> reg = '(?<varname>[a-z])(\^(?<exponent>(\d|\(\d+\))))?' reg = (?<varname>[a-z])(\^(?<exponent>(\d|\(\d+\))))? octave:2> str = "3xy^2" str = 3xy^2 octave:3> regexp(str, reg) panic: Segmentation fault -- stopping myself... attempting to save variables to `octave-core'... save to `octave-core' complete Segmentation fault Configuration (please do not edit this section): ----------------------------------------------- uname output: Linux kai-linux 2.6.32-31-generic #60-Ubuntu SMP Thu Mar 17 22:15:39 UTC 2011 x86_64 GNU/Linux configure opts: '--build=x86_64-linux-gnu' '--prefix=/usr' '--datadir=/usr/share' '--libdir=/usr/lib' '--libexecdir=/usr/lib' '--infodir=/usr/share/info' '--mandir=/usr/share/man' '--with-blas=-lblas-3gf' '--with-lapack=-llapackgf-3' '--with-hdf5' '--with-fftw' '--enable-shared' '--enable-rpath' '--disable-static' 'build_alias=x86_64-linux-gnu' 'CC=gcc' 'CFLAGS=-g -O2' 'LDFLAGS=-Wl,-Bsymbolic-functions' 'CPPFLAGS=' 'CXX=g++' 'CXXFLAGS=-g -O2' 'F77=gfortran' 'FFLAGS=-g -O2' Fortran compiler: gfortran FFLAGS: -O2 -g FLIBS: -lgfortranbegin -lgfortran CPPFLAGS: INCFLAGS: -I. -I. -I./liboctave -I./src -I./libcruft/misc C compiler: gcc, version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) CFLAGS: -O2 -g CPICFLAG: -fPIC C++ compiler: g++, version 4.4.3 CXXFLAGS: -O2 -g CXXPICFLAG: -fPIC LD_CXX: g++ LDFLAGS: -Wl,-Bsymbolic-functions LIBFLAGS: -L. RLD_FLAG: -Wl,-rpath -Wl,/usr/lib/octave-3.2.3 BLAS_LIBS: -llapackgf-3 -lblas-3gf FFTW_LIBS: -lfftw3 -lfftw3f LIBS: -lreadline -lncurses -ldl -lhdf5 -lz -lm LEXLIB: LIBGLOB: SED: /bin/sed DEFS: -DPACKAGE_NAME="" -DPACKAGE_TARNAME="" -DPACKAGE_VERSION="" -DPACKAGE_STRING="" -DPACKAGE_BUGREPORT="" -DPACKAGE_URL="" -DOCTAVE_SOURCE=1 -DSTDC_HEADERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -DHAVE_UNISTD_H=1 -D__EXTENSIONS__=1 -D_ALL_SOURCE=1 -D_GNU_SOURCE=1 -D_POSIX_PTHREAD_SEMANTICS=1 -D_TANDEM_SOURCE=1 -DSEPCHAR=':' -DSEPCHAR_STR=":" -D__NO_MATH_INLINES=1 -DCXX_NEW_FRIEND_TEMPLATE_DECL=1 -DCXX_ISO_COMPLIANT_LIBRARY=1 -DHAVE_X_WINDOWS=1 -DHAVE_LIBM=1 -DHAVE_QHULL=1 -DHAVE_PCRE_COMPILE=1 -DHAVE_PCRE=1 -DHAVE_REGEXEC=1 -DHAVE_REGEX=1 -DHAVE_ZLIB_H=1 -DHAVE_ZLIB=1 -DHAVE_HDF5_H=1 -DHAVE_HDF5=1 -DHAVE_H5GGET_NUM_OBJS=1 -DHAVE_FFTW3=1 -DHAVE_GLPK_H=1 -DHAVE_GLPK=1 -DHAVE_CURL_CURL_H=1 -DHAVE_CURL=1 -DHAVE_MAGICK=1 -DHAVE_GL_GL_H=1 -DHAVE_GL_GLU_H=1 -DHAVE_OPENGL=1 -DHAVE_FTGL_FTGL_H=1 -DHAVE_FTGL=1 -DHAVE_FLTK=1 -DHAVE_IEEE754_DATA_FORMAT=1 -DF77_FUNC(name,NAME)=name ## _ -DF77_FUNC_(name,NAME)=name ## _ -DHAVE_BLAS=1 -DHAVE_QRUPDATE=1 -DHAVE_SUITESPARSE_AMD_H=1 -DHAVE_AMD=1 -DHAVE_SUITESPARSE_UMFPACK_H=1 -DHAVE_UMFPACK=1 -DUMFPACK_SEPARATE_SPLIT=1 -DHAVE_SUITESPARSE_COLAMD_H=1 -DHAVE_COLAMD=1 -DHAVE_SUITESPARSE_CCOLAMD_H=1 -DHAVE_CCOLAMD=1 -DHAVE_SUITESPARSE_CHOLMOD_H=1 -DHAVE_CHOLMOD=1 -DHAVE_SUITESPARSE_CS_H=1 -DHAVE_CXSPARSE=1 -DHAVE_ARPACK=1 -DHAVE_GETHOSTNAME=1 -DHAVE_GETPWNAM=1 -DHAVE_DEV_T=1 -DHAVE_INO_T=1 -DHAVE_NLINK_T=1 -DHAVE_NLINK_T=1 -DHAVE_LONG_LONG_INT=1 -DHAVE_UNSIGNED_LONG_LONG_INT=1 -DHAVE_SIGSET_T=1 -DHAVE_SIG_ATOMIC_T=1 -DSIZEOF_SHORT=2 -DSIZEOF_INT=4 -DSIZEOF_LONG=8 -DSIZEOF_LONG_LONG=8 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DHAVE_PLACEMENT_DELETE=1 -DHAVE_DYNAMIC_AUTO_ARRAYS=1 -DHAVE_FAST_INT_OPS=1 -DSIZEOF_LONG_DOUBLE=16 -DSTDC_HEADERS=1 -DHAVE_DIRENT_H=1 -DTIME_WITH_SYS_TIME=1 -DHAVE_SYS_WAIT_H=1 -DHAVE_ASSERT_H=1 -DHAVE_CURSES_H=1 -DHAVE_DLFCN_H=1 -DHAVE_FCNTL_H=1 -DHAVE_FLOAT_H=1 -DHAVE_GRP_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_LIMITS_H=1 -DHAVE_LOCALE_H=1 -DHAVE_MEMORY_H=1 -DHAVE_NCURSES_H=1 -DHAVE_POLL_H=1 -DHAVE_PTHREAD_H=1 -DHAVE_PWD_H=1 -DHAVE_STDINT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_SYS_IOCTL_H=1 -DHAVE_SYS_PARAM_H=1 -DHAVE_SYS_POLL_H=1 -DHAVE_SYS_RESOURCE_H=1 -DHAVE_SYS_SELECT_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_SYS_TIME_H=1 -DHAVE_SYS_TIMES_H=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_UTSNAME_H=1 -DHAVE_TERMCAP_H=1 -DHAVE_UNISTD_H=1 -DHAVE_UTIME_H=1 -DHAVE_SSTREAM=1 -DHAVE_TERMIOS_H=1 -DHAVE_TERMIO_H=1 -DHAVE_SGTTY_H=1 -DHAVE_GLOB_H=1 -DHAVE_FNMATCH_H=1 -DHAVE_FNMATCH=1 -DHAVE_GLOB=1 -DHAVE_ATEXIT=1 -DHAVE_BASENAME=1 -DHAVE_BCOPY=1 -DHAVE_BZERO=1 -DHAVE_CANONICALIZE_FILE_NAME=1 -DHAVE_CHMOD=1 -DHAVE_DUP2=1 -DHAVE_ENDGRENT=1 -DHAVE_ENDPWENT=1 -DHAVE_EXECVP=1 -DHAVE_EXPM1=1 -DHAVE_EXPM1F=1 -DHAVE_FCNTL=1 -DHAVE_FORK=1 -DHAVE_FSTAT=1 -DHAVE_GETCWD=1 -DHAVE_GETEGID=1 -DHAVE_GETEUID=1 -DHAVE_GETGID=1 -DHAVE_GETGRENT=1 -DHAVE_GETGRGID=1 -DHAVE_GETGRNAM=1 -DHAVE_GETPGRP=1 -DHAVE_GETPID=1 -DHAVE_GETPPID=1 -DHAVE_GETPWENT=1 -DHAVE_GETPWUID=1 -DHAVE_GETTIMEOFDAY=1 -DHAVE_GETUID=1 -DHAVE_GETWD=1 -DHAVE_KILL=1 -DHAVE_LGAMMA=1 -DHAVE_LGAMMAF=1 -DHAVE_LGAMMA_R=1 -DHAVE_LGAMMAF_R=1 -DHAVE_LINK=1 -DHAVE_LOCALTIME_R=1 -DHAVE_LOG1P=1 -DHAVE_LOG1PF=1 -DHAVE_LSTAT=1 -DHAVE_MEMMOVE=1 -DHAVE_MKDIR=1 -DHAVE_MKFIFO=1 -DHAVE_MKSTEMP=1 -DHAVE_ON_EXIT=1 -DHAVE_PIPE=1 -DHAVE_POLL=1 -DHAVE_PUTENV=1 -DHAVE_RAISE=1 -DHAVE_READLINK=1 -DHAVE_REALPATH=1 -DHAVE_RENAME=1 -DHAVE_RINDEX=1 -DHAVE_RMDIR=1 -DHAVE_ROUNDL=1 -DHAVE_SELECT=1 -DHAVE_SETGRENT=1 -DHAVE_SETLOCALE=1 -DHAVE_SETPWENT=1 -DHAVE_SETVBUF=1 -DHAVE_SIGACTION=1 -DHAVE_SIGLONGJMP=1 -DHAVE_SIGPENDING=1 -DHAVE_SIGPROCMASK=1 -DHAVE_SIGSUSPEND=1 -DHAVE_SNPRINTF=1 -DHAVE_STAT=1 -DHAVE_STRCASECMP=1 -DHAVE_STRDUP=1 -DHAVE_STRERROR=1 -DHAVE_STRNCASECMP=1 -DHAVE_STRPTIME=1 -DHAVE_STRSIGNAL=1 -DHAVE_SYMLINK=1 -DHAVE_TEMPNAM=1 -DHAVE_TGAMMAF=1 -DHAVE_TRUNC=1 -DHAVE_UMASK=1 -DHAVE_UNAME=1 -DHAVE_UNLINK=1 -DHAVE_USLEEP=1 -DHAVE_UTIME=1 -DHAVE_VFPRINTF=1 -DHAVE_VSPRINTF=1 -DHAVE_VSNPRINTF=1 -DHAVE_WAITPID=1 -DHAVE_DECL_EXP2=1 -DHAVE_DECL_ROUND=1 -DHAVE_DECL_TGAMMA=1 -DHAVE_EXP2=1 -DHAVE_ROUND=1 -DHAVE_TGAMMA=1 -DHAVE_STRFTIME=1 -DHAVE_C99_VSNPRINTF=1 -DHAVE_LIBDL=1 -DHAVE_DLOPEN=1 -DHAVE_DLSYM=1 -DHAVE_DLERROR=1 -DHAVE_DLCLOSE=1 -DHAVE_DLOPEN_API=1 -DENABLE_DYNAMIC_LINKING=1 -DHAVE_TIMEVAL=1 -DHAVE_CMATH_ISNAN=1 -DHAVE_CMATH_ISNANF=1 -DHAVE_CMATH_ISINF=1 -DHAVE_CMATH_ISINFF=1 -DHAVE_CMATH_ISFINITE=1 -DHAVE_CMATH_ISFINITEF=1 -DHAVE_FINITE=1 -DHAVE_ISNAN=1 -DHAVE_ISINF=1 -DHAVE_COPYSIGN=1 -DHAVE_DECL_SIGNBIT=1 -DHAVE_ACOSH=1 -DHAVE_ACOSHF=1 -DHAVE_ASINH=1 -DHAVE_ASINHF=1 -DHAVE_ATANH=1 -DHAVE_ATANHF=1 -DHAVE_ERF=1 -DHAVE_ERFF=1 -DHAVE_ERFC=1 -DHAVE_ERFCF=1 -DHAVE_EXP2F=1 -DHAVE_LOG2=1 -DHAVE_LOG2F=1 -DHAVE_HYPOTF=1 -DHAVE_STRUCT_STAT_ST_BLKSIZE=1 -DHAVE_STRUCT_STAT_ST_BLOCKS=1 -DHAVE_STRUCT_STAT_ST_RDEV=1 -DHAVE_STRUCT_TM_TM_ZONE=1 -DHAVE_TM_ZONE=1 -DUSE_READLINE=1 -DEXCEPTION_IN_MATH=1 -DRETSIGTYPE=void -DHAVE_DECL_SYS_SIGLIST=1 -DHAVE_POSIX_SIGNALS=1 -DRETSIGTYPE_IS_VOID=1 -DHAVE_GETRUSAGE=1 -DHAVE_TIMES=1 -DYYTEXT_POINTER=1 User-preferences (please do not edit this section): -------------------------------------------------- EDITOR = emacs EXEC_PATH = /usr/lib/octave/3.2.3/site/exec/x86_64-pc-linux-gnu:/usr/lib/octave/api-v37/site/exec/x86_64-pc-linux-gnu:/usr/lib/octave/site/exec/x86_64-pc-linux-gnu:/usr/lib/octave/3.2.3/exec/x86_64-pc-linux-gnu:/usr/bin:/home/kai/.rvm/gems/ruby-1.9.2-head/bin:/home/kai/.rvm/gems/ruby-1.9.2-head@global/bin:/home/kai/.rvm/rubies/ruby-1.9.2-head/bin:/home/kai/.rvm/bin:/home/kai/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/lib/grails-1.2.0/bin:/var/lib/gems/1.8/bin:/home/kai/.gem/jruby/1.8/bin:/home/kai/bin IMAGE_PATH = .:/usr/share/octave/3.2.3/imagelib PAGER = pager PS1 = \s:\#> PS2 = > PS4 = + beep_on_error = 0 completion_append_char = crash_dumps_octave_core = 1 echo_executing_commands = 0 fixed_point_format = 0 gnuplot_binary = gnuplot # gnuplot_command_end = <no value or error in displaying it> # gnuplot_command_plot = <no value or error in displaying it> # gnuplot_command_replot = <no value or error in displaying it> # gnuplot_command_splot = <no value or error in displaying it> # gnuplot_command_title = <no value or error in displaying it> # gnuplot_command_using = <no value or error in displaying it> # gnuplot_command_with = <no value or error in displaying it> history_file = /home/kai/.octave_hist history_size = 1024 ignore_function_time_stamp = system info_file = /usr/share/info/octave3.2.info info_program = info makeinfo_program = makeinfo max_recursion_depth = 256 output_max_field_width = 5 output_precision = 5 page_output_immediately = 0 page_screen_output = 1 # print_answer_id_name = <no value or error in displaying it> print_empty_dimensions = 1 save_precision = 16 saving_history = 1 sighup_dumps_octave_core = 1 sigterm_dumps_octave_core = 1 silent_functions = 0 split_long_rows = 1 string_fill_char = struct_levels_to_print = 2 suppress_verbose_help_message = 0 ------------------------------------------------------------------------------ Xperia(TM) PLAY It's a major breakthrough. 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