mirror of
https://sourceware.org/git/binutils-gdb.git
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320 lines
9.6 KiB
Plaintext
320 lines
9.6 KiB
Plaintext
# Copyright 1997-2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test that GDB properly ignores invalid stabs.
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# Also test that GDB can debug a .o file, and that it doesn't mind
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# a file that's more minimal than what a compiler normally puts out.
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set testfile weird
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set srcfile [standard_output_file weird.s]
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set binfile [standard_output_file weirdx.o]
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if { [ get_compiler_info ] } {
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return -1
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}
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proc do_tests {} {
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global binfile
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global gdb_prompt
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# Mips/alpha targets that use gcc with mips-tfile put out the stabs
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# assembler directives embedded in comments. If the assembler
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# file is then processed with native cc, all stabs directives
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# will be lost.
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# Skip the rest of the stabs tests for this case.
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send_gdb "ptype inttype\n"
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gdb_expect {
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-re "^ptype inttype\r*\ntype = inttype.*$gdb_prompt $" {
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pass "stabs found"
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}
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-re ".*$gdb_prompt $" {
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setup_xfail "mips-*-*"
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setup_xfail "alpha-*-*"
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fail "stabs not found"
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return
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}
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default { fail "checking for stabs" }
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}
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print_weird_var var0
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print_weird_var var1
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print_weird_var var2
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print_weird_var var3
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print_weird_var attr32
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print_weird_var attr33
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print_weird_var attr35
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print_weird_var attr36
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print_weird_var attr37
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print_weird_var attr38
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print_weird_var attr39
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print_weird_var attr41
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print_weird_var attr42
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print_weird_var attr43
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print_weird_var attr44
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print_weird_var attr46
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print_weird_var attr47
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print_weird_var attr58
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print_weird_var attr59
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print_weird_var attr60
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print_weird_var attr61
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print_weird_var attr62
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print_weird_var attr63
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print_weird_var attr64
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print_weird_var attr65
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print_weird_var attr66
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print_weird_var attr67
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print_weird_var attr68
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print_weird_var attr69
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print_weird_var attr70
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print_weird_var attr71
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print_weird_var attr72
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print_weird_var attr73
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print_weird_var attr74
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print_weird_var attr75
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print_weird_var attr76
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print_weird_var attr77
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print_weird_var attr78
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print_weird_var attr79
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print_weird_var attr80
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print_weird_var attr81
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print_weird_var attr82
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print_weird_var attr83
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print_weird_var attr84
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print_weird_var attr85
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print_weird_var attr86
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print_weird_var attr87
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print_weird_var attr88
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print_weird_var attr89
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print_weird_var attr90
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print_weird_var attr91
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print_weird_var attr92
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print_weird_var attr93
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print_weird_var attr94
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print_weird_var attr95
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print_weird_var attr96
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print_weird_var attr97
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print_weird_var attr98
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print_weird_var attr99
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print_weird_var attr100
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print_weird_var attr101
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print_weird_var attr102
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print_weird_var attr103
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print_weird_var attr104
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print_weird_var attr105
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print_weird_var attr106
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print_weird_var attr107
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print_weird_var attr108
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print_weird_var attr109
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print_weird_var attr110
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print_weird_var attr111
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print_weird_var attr112
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print_weird_var attr113
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print_weird_var attr114
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print_weird_var attr115
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print_weird_var attr116
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print_weird_var attr117
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print_weird_var attr118
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print_weird_var attr119
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print_weird_var attr120
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print_weird_var attr121
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print_weird_var attr122
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print_weird_var attr123
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print_weird_var attr124
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print_weird_var attr125
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print_weird_var attr126
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gdb_test "p const69" " = 69" "'e' constant on non-enum type"
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gdb_test "whatis const69" "type = (unsigned int|inttype)" "whatis const69"
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gdb_test "p sizeof (const70)" " = 2" "'e' constant with embedded type"
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gdb_test "p constchar" " = 97 'a'" "char constant"
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gdb_test "p constString1" " = \"Single quote String1\"" "string constant 1"
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gdb_test "p constString2" " = \"Double quote String2\"" "string constant 2"
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gdb_test "p constString3" " = \"String3 with embedded quote ' in the middle\"" "string constant 3"
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gdb_test "p constString4" { = "String4 with embedded quote \\" in the middle"} "string constant 4"
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gdb_test "p bad_neg0" " = \{field0 = 42, field2 =.*field3 = 45\}" "p bad_neg0"
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gdb_test "ptype inttype" "type = (unsigned int|inttype)" "ptype on inttype"
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gdb_test "p sizeof (float72type)" " = 9" "unrecognized floating point type"
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# This big number needs to be kept as one piece
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gdb_test "p/x int256var" " = 0x0*2a0000002b0000002c0000002d0000002d0000002c0000002b0000002a" "print very big integer"
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gdb_test "whatis consth" "type = inttype" "whatis consth"
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gdb_test "whatis consth2" "type = inttype" "whatis consth2"
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# GDB does not yet understand S constants
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setup_xfail "*-*-*"
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gdb_test "p/x bad_neg0const" " = \{field0 = 0x11222211, field2 =.*\
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field3 = 0x77888877\}" "print struct constant"
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gdb_test "ptype bad_type0" "type = .*" "print bad_type0"
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gdb_test "ptype bad_type1" "type = .*" "print bad_type1"
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# GDB does not yet support arrays indexed by anything at all unusual
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setup_xfail "*-*-*"
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gdb_test "p array0" " = \\{42, 43, 44, 45, 46, 47\\}" "array0 with strange index"
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setup_xfail "*-*-*"
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gdb_test "p array1" " = \\{42, 43, 44\\}" "array1 with strange index"
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# GDB does not yet support this feature
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gdb_test "whatis one_var" "type = inttype_one" \
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"whatis one_var (known failure in gdb 4.10)"
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# But do make sure that it prints as something reasonable
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gdb_test "whatis one_var" "type = inttype(|_one)" \
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"whatis one_var test 2"
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gdb_test "whatis two_var" "type = inttype_two" \
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"whatis two_var (known failure in gdb 4.10)"
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# But do make sure that it prints as something reasonable
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gdb_test "whatis two_var" "type = inttype(|_two)" \
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"whatis two_var test 2"
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setup_xfail "*-*-*"
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gdb_test "whatis pointer_to_int_var" "type = int \[*\]"
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setup_xfail "*-*-*"
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gdb_test "whatis intp_var" "type = intp"
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gdb_test "p common0var0" "= 42"
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# GDB seems to only understand common blocks local to a function.
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# These variables never get relocated to be relative to the common
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# block.
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# I'm not sure whether it is valid to have a common block which
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# is not local to a function.
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setup_xfail "*-*-*"
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gdb_test "p common0var1" "= 24"
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setup_xfail "*-*-*"
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gdb_test "p common0var2" "= 22"
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}
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proc print_weird_var { var } {
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global gdb_prompt
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# Make sure that the variable gets printed out correctly, without
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# any sort of warning message.
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gdb_test_multiple "print $var" "variable $var printed property" {
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-re "^print $var\r*\n.\[0-9\]* = 42.*$gdb_prompt $" {
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pass "variable $var printed properly"
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}
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-re ".*$gdb_prompt $" {
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fail "variable $var printed properly"
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}
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}
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# Make sure that the stabs did get loaded in a sensible way.
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# If somehow the stabs got skipped, then the above test can
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# pass because GDB assumes int for variables without a stab.
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# This doesn't work because 32=45 doesn't preserve the name in
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# gdb (as of 14 Sep 93 anyway).
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#gdb_test "whatis $var" "type = (unsigned int|inttype)"
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# But the size should be right.
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gdb_test "print sizeof ($var)" "= 4"
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}
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# Don't use gdb_load; it doesn't bitch if the loading produced some
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# error messages during symbol reading.
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global target_os
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set sedscript ${srcdir}/${subdir}/aout.sed
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set sedoptions ""
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switch -glob ${target_triplet} {
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"hppa*-*-*" {
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set sedscript ${srcdir}/${subdir}/hppa.sed
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}
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"mips-*-ecoff" {
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set sedscript ${srcdir}/${subdir}/ecoff.sed
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}
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"powerpc-*-aix*" {
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set sedscript ${srcdir}/${subdir}/xcoff.sed
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set sedoptions "-r"
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}
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"rs6000-*-aix*" {
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set sedscript ${srcdir}/${subdir}/xcoff.sed
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set sedoptions "-r"
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}
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"*-*-aout" {
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set sedscript ${srcdir}/${subdir}/aout.sed
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}
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"*-*-xcoff" {
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set sedscript ${srcdir}/${subdir}/xcoff.sed
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set sedoptions "-r"
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}
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"alpha-*-*" {
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set sedscript ${srcdir}/${subdir}/ecoff.sed
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}
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}
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# Hope this is a Unix box.
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set exec_output [remote_exec build "sed" "${sedoptions} -f ${sedscript}" "${srcdir}/${subdir}/weird.def" "${srcfile}"]
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if { [lindex $exec_output 0] != 0 } {
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perror "Couldn't make test case. $exec_output"
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return -1
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}
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if { [gdb_compile "${srcfile}" "${binfile}" object ""] != "" } {
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untested "failed to compile"
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return -1
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}
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remote_file build delete ${srcfile}
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# Start with a fresh gdb
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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set binfile [gdb_remote_download host ${binfile} \
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[standard_output_file object.o]]
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set binfile_re [string_to_regexp $binfile]
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send_gdb "file $binfile\n"
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# If $binfile is very long, a \r (but not a \n) will echo in the
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# middle of the echo of the command. So to match the echo, we
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# would like to match anything not containing \n
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# (we would prefer to be sure not to match any warning message).
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# But \[^\n\]* doesn't seem to work, so instead use the heuristic
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# that a filename won't contain a space and a warning message will.
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# But spaces following by backspaces aren't really spaces.
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gdb_expect 60 {
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-re "^file (\[^ \]| +\008)*\r*\n" {
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exp_continue
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}
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-re "A program is being debugged already.\[\r\n\]+Are you sure you want to change the file\\? \\(y or n\\)" {
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send_gdb "y\n"
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exp_continue
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}
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-re "^Reading symbols from .*$binfile_re\\.\\.\\.done\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)\r\n$gdb_prompt $" {
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pass "weirdx.o read without error"
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}
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-re ".*$gdb_prompt $" {
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fail "errors reading weirdx.o"
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}
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timeout {
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perror "couldn't load $binfile into $GDB (timed out)."
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return -1
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}
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eof { fail "(eof) cannot read weirdx.o" }
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}
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do_tests
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return 0
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