Fortran & dbx on sparcs

Sat Mar 3 02:26:54 AEST 1990

In article <5188 at brazos.Rice.edu> drs at bnlux0.bnl.gov (David R. Stampf) writes:
>X-Sun-Spots-Digest: Volume 9, Issue 47, message 18
>
>A friend of mine who does not have access to the net is having a *lot* of
>problems with fortran and dbx on a sparcstation. The program is fairly
>big, and while dbx will *run* the program, it cannot set breakpoints in
>subroutines (complains about a bad address 0x0 and suggests that you may
>be running the program more than once - he isn't) and "stepping" is more
>like "nexting" - you do not step into subroutines.  The system is 4.03c.

I am not sure about specific fortran problems, but there is a patch from
sun that fixes LOTS of dbx bugs.  Call your Sun rep and request patch #
100042 Here is a list of bug reports the patch addresses

1001701 # dbx and dbxtool die when given a bad expression to print
1002772 # dbx gives erroneous "not a field" error messages
1004495 # can't print Pascal array element, if pointed to, in dbx
1004650 # "dbx" on a "core" file doesn't indicate signal info
1006513 # dbxtool coredumps on right mouse key event
1007217 # undisplay does not work right with dbx
1008902 # dbxtool: strlen function messes up tty echo mode
1008926 # "trace" and "tracei" don't work in "dbx"
1009050 # cc -o option confuses dbx
1009175 # Invoke the textedit within the dbx gets error message.
1009178 # dbxtool puts corrupted file names in top window
1009510 # dbx won't work if any nfs mounts are 'stale'
1010276 # print, dbx crashes
1010502 # dbx doesn't deal with object files with multiple N_SO entries
1010676 # dbxtool dies on printing void functions
1010892 # dbx(tool) gives warnings when displaying function stack
1011104 # print, seg violation, core dump
1011129 # dbx help lines are syntactically incorrect
1011142 # dbx step command different on sun3 and sun4
1011270 # "list" command in dbxtool with no current program core dumps
1011309 # whatis, dbx cmd interp. crashes
1011356 # printing an address in dbx using the "g"& "E" mode gives error
1011429 # Fortran do loop causes dbx to print garbage values on sun4
1011484 # In 'dbx', a 'stop <line-number>' causes all stops to be ignored
1011532 # sporadic ability in finding source files
1011666 # dbx does not display bit fields in structures correctly
1011713 # next and step can't step over fp branches on Sun-4
1011733 # dbx does not always apply USE-path when searching for source
1011769 # dbx dumps core when printing Pascal record objects
1011788 # in dbx, source ~filename => segmentation fault
1011848 # dbx gives incorrect value for string field value in structure
1011854 # dbx cannot read core file under shared libraries
1011943 # dbx limits nested include files to 10,gives "lookaside" error
1011991 # dbx -r option broken for f77
1012437 # cannot set variable to enum value
1012439 # setting variable to enum constant causes dbx internal error
1012495 # attempt to use hex address as pointer causes dbx to abort
1012500 # Corrupt stab info for enum causes internal error
1012530 # file cmd with nonexistent file & wildcard =>  segmentation fault
1012552 # dbx prints garbage error messages when {cont at xx;} is used
1012617 # Dbx's "cont at" command fails on a sun4
1012765 # dbx f77 prog compiled in 2 passes, stages, can't see source file
1012766 # dbx f77 fortran prog calls MAX step/next go to end
1012842 # dbxtool dies on printing void functions
1012941 # 4.0 dbx can't print Pascal char values directly
1013647 # Sun4 dbx bus error when told to stop at nonexistent line
1013648 # dbx dumps core if run command uses backquoted cmd with spaces
1013694 # Dbxtool allows editing of read-only files.
1013749 # dbx crashes when dereferencing through 2 ptrs. during set
1013951 # 386 dbx does not allow function names over 23 characters
1013952 # 386 dbx dumps core if no source found
1013982 # 4.0.1 fix for bug 1011429 has broken dbx in a new way
1014049 # dbx reports SEG VIOL on second call to shared lib routine
1014114 # 4.0 dbx confuses file statics and globals
1014378 # dbx command "trace expr at lineno" is broken
1014550 # dbx internal error when def'n with a forward ref is in separate file
1014618 # dbxtool crashes because of core file
1014933 # dbx complains about .c file is .o file is renamed
1015042 # 386i dbx "stop in" always displays last Pascal routine compiled
1015077 # sun386i dbxtool -Wi produces empty window
1015086 # 386i dbx aborts when no read permission on NFS-mounted source
1015156 # dbx is not recoginizing variable names with "$"
1015180 # dbx(tool) does not work properly with multiple pascal files.
1015271 # 386i dbxtool doesn't resize properly
1015283 # dbx does not print or set C bitfields that are 24 bits long.
1015287 # dbx favors C objects over Pascal objects of same name
1015300 # dbx does not support source level debugging for shared objects
1015389 # i386 $esp register incorrect, $bp, $sp, $$ip should be hex
1015601 # 386i debugger can not follow soft links in debugging programs
1015611 # dbx does not print records or variant records in a readable format
1016172 # dbx print functions incorrectly
1016174 # debug, can't attach to process
1016341 # sun386i dbx E (extended) format doesn't work on $st0 - $st7
1016371 # sun386i register display has miscellaneous problems
1016374 # 4.0 386i dbx doesn't display 387 registers properly
1017095 # dbx gets confused over two static variables with same name
1017244 # dbx fails to deal with N_SOL stab entries correctly
1017275 # dbx clear command doesn't clear breakpoint
1017437 # 386i dbx cannot display values of FORTRAN COMMON objects
1017523 # dbx core dumps when reference to undefined shell variable is made
1017644 # Dbxtool dumps core while parsing an incorrectly formed "use" command
1018008 # "dbxenv case insensitive" command disallows uppercase modes
1018080 # 4.0 dbx will not run in background
1018237 # dbx status doesn't display "in <proc>" part of trace command
1018261 # setenv command in dbxtool does not work
1018397 # dbx removes all breakpoints each time an executable is reread
1018563 # problem w/ nesting pascal prog, loses line# then regains it
1018598 # dbx sigsegv's when attempting to print expression
1018866 # sun368 dbx stacktrace (where cmd) prints extra parameter and _start()
1019143 # run dbx; run exits dbx w/ allocated string table too small
1019631 # dbxtool help pwd gets 'syntax error on "pwd"'
1019710 # Sun-4 dbx dumps core when asked to display register %g0
1019912 # Dbx dies if there is a stale NFS mount
1019932 # dbx fails on continuation lines of stabs in shared objects
1019996 # dbx print or call fopen(arg, arg) broken on sun4. okay on sun-3.
1020097 # dbx no longer complains if source file is newer than executable
1020192 # unable to print mixed types of boolean and numeric
1020219 # pascal 2.0's dbx on 386i fails with doubly-nested procedures
1020341 # dbxtool core dumps in run command
1020375 # dbx can't handle filenames with embedded dots
1021027 # dbx, doesn't recognize -g compile

Russ Poffenberger               DOMAIN: poffen at sj.ate.slb.com
Schlumberger Technologies       UUCP:   {uunet,decwrl,amdahl}!sjsca4!poffen
1601 Technology Drive		CIS:	72401,276
San Jose, Ca. 95110             (408)437-5254