gdb/testsuite/gdb.base/nodebug.exp

   1 # Test that things still (sort of) work when compiled without -g.
   2
   3 if $tracelevel then {
   4         strace $tracelevel
   5 }
   6
   7 set prms_id 0
   8 set bug_id 0
   9
  10 set binfile $objdir/$subdir/nodebug
  11
  12 if ![file exists $binfile] then {
  13     perror "$binfile does not exist."
  14     return 0
  15 } else {
  16     gdb_reinitialize_dir $srcdir/$subdir
  17     gdb_load $binfile
  18
  19     if [runto inner] then {
  20
  21         # Expect to find global/local symbols in each of text/data/bss.
  22
  23         # The exact format for some of this output is not necessarily
  24         # ideal, particularly interpreting "p top" requires a fair bit of
  25         # savvy about gdb's workings and the meaning of the "{}"
  26         # construct.  So the details maybe could be tweaked.  But the
  27         # basic purpose should be maintained, which is (a) users should be
  28         # able to interact with these variables with some care (they have
  29         # to know how to interpret them according to their real type,
  30         # since gdb doesn't know the type), but (b) users should be able
  31         # to detect that gdb does not know the type, rather than just
  32         # being told they are ints or functions returning int like old
  33         # versions of gdb used to do.
  34
  35         # On alpha (and presumably other ecoff systems, even stabs in ecoff)
  36         # GCC puts out stProc and related symbols which cause GDB to think
  37         # it knows the type.  GDB probably could be fixed to do better, but
  38         # for now xfail these tests.
  39         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  40         gdb_test "p top" \
  41             "{<(text variable|function), no debug info>} \[0-9a-fx]* <top>"
  42         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  43         gdb_test "whatis top" "<(text variable|function), no debug info>"
  44         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  45         gdb_test "ptype top" "int \\(\\)"
  46
  47         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  48         gdb_test "p middle" \
  49             "{<(text variable|function), no debug info>} \[0-9a-fx]* <middle>"
  50         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  51         gdb_test "whatis middle" "<(text variable|function), no debug info>"
  52         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  53         gdb_test "ptype middle" "int \\(\\)"
  54
  55         gdb_test "p dataglobal" "= 3"
  56         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  57         gdb_test "whatis dataglobal" \
  58             "<(data variable|variable), no debug info>"
  59         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  60         gdb_test "ptype dataglobal" "<(data variable|variable), no debug info>"
  61
  62         # The only symbol xcoff puts out for statics is for the TOC entry.
  63         # Possible, but hairy, for gdb to deal.  Right now it doesn't, it
  64         # doesn't know the variables exist at all.
  65         setup_xfail "rs6000*-*-aix*"
  66         gdb_test "p datalocal" "= 4"
  67         setup_xfail "rs6000*-*-aix*"
  68         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  69         gdb_test "whatis datalocal" "<(data variable|variable), no debug info>"
  70         setup_xfail "rs6000*-*-aix*"
  71         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  72         gdb_test "ptype datalocal" "<(data variable|variable), no debug info>"
  73
  74         gdb_test "p bssglobal" "= 0"
  75         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  76         gdb_test "whatis bssglobal" "<(data variable|variable), no debug info>"
  77         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  78         gdb_test "ptype bssglobal" "<(data variable|variable), no debug info>"
  79
  80         setup_xfail "rs6000*-*-aix*"
  81         gdb_test "p bsslocal" "= 0"
  82         setup_xfail "rs6000*-*-aix*"
  83         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  84         gdb_test "whatis bsslocal" "<(data variable|variable), no debug info>"
  85         setup_xfail "rs6000*-*-aix*"
  86         setup_xfail "alpha*-*-osf*" "mips*-*-irix4*" "*-*-ultrix*"
  87         gdb_test "ptype bsslocal" "<(data variable|variable), no debug info>"
  88
  89         gdb_test "backtrace" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main"
  90         # Or if that doesn't work, at least hope for the external symbols
  91         gdb_test "backtrace" "#0.*inner.*#1.*#2.*top.*#3.*main"
  92         # Now, try that we can give names of file-local symbols which happen
  93         # to be unique, and have it still work
  94         if [runto middle] then {
  95             gdb_test "backtrace" "#0.*middle.*#1.*top.*#2.*main"
  96         }
  97     }
  98 }