29f25f6f69
and "ptype" work on variables in files compiled without -g. Replaces commented out "maint print msymbol" tests.
70 lines
2.4 KiB
Text
70 lines
2.4 KiB
Text
# Test that things still (sort of) work when compiled without -g.
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# In gdb.t10 because it is related to symbol-reading, and so are the crossload
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# tests.
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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set binfile $objdir/$subdir/nodebug
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if ![file exists $binfile] then {
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perror "$binfile does not exist."
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return 0
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} else {
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load $binfile
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if [runto inner] then {
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# Expect to find global/local symbols in each of text/data/bss.
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# The exact format for some of this output is not necessarily
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# ideal, particularly interpreting "p top" requires a fair bit of
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# savvy about gdb's workings and the meaning of the "{}"
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# construct. So the details maybe could be tweaked. But the
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# basic purpose should be maintained, which is (a) users should be
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# able to interact with these variables with some care (they have
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# to know how to interpret them according to their real type,
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# since gdb doesn't know the type), but (b) users should be able
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# to detect that gdb does not know the type, rather than just
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# being told they are ints or functions returning int like old
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# versions of gdb used to do.
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gdb_test "p top" "{<text variable without -g>} \[0-9a-fx]* <top>"
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gdb_test "whatis top" "<text variable without -g>"
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gdb_test "ptype top" "int \\(\\)"
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gdb_test "p middle" "{<text variable without -g>} \[0-9a-fx]* <middle>"
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gdb_test "whatis middle" "<text variable without -g>"
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gdb_test "ptype middle" "int \\(\\)"
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gdb_test "p dataglobal" "= 3"
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gdb_test "whatis dataglobal" "<data variable without -g>"
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gdb_test "ptype dataglobal" "<data variable without -g>"
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gdb_test "p datalocal" "= 4"
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gdb_test "whatis datalocal" "<data variable without -g>"
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gdb_test "ptype datalocal" "<data variable without -g>"
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gdb_test "p bssglobal" "= 0"
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gdb_test "whatis bssglobal" "<data variable without -g>"
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gdb_test "ptype bssglobal" "<data variable without -g>"
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gdb_test "p bsslocal" "= 0"
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gdb_test "whatis bsslocal" "<data variable without -g>"
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gdb_test "ptype bsslocal" "<data variable without -g>"
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gdb_test "backtrace" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main"
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# Or if that doesn't work, at least hope for the external symbols
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gdb_test "backtrace" "#0.*inner.*#1.*#2.*top.*#3.*main"
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# Now, try that we can give names of file-local symbols which happen
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# to be unique, and have it still work
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if [runto middle] then {
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gdb_test "backtrace" "#0.*middle.*#1.*top.*#2.*main"
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}
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}
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}
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