xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/prologue.exp (revision d16b7486a53dcb8072b60ec6fcb4373a2d0c27b7)
1# Test for prologue skipping in minimal symbols with line info.
2# Copyright 2007-2020 Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 3 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <http://www.gnu.org/licenses/>.
16
17if { [skip_cplus_tests] } { continue }
18
19standard_testfile .c
20
21if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
22     untested "failed to compile"
23     return -1
24}
25
26clean_restart ${binfile}
27
28if ![runto_main] then {
29    perror "couldn't run to breakpoint"
30    continue
31}
32
33proc find_breakpoint_pc { sym } {
34    global decimal hex gdb_prompt
35
36    if { [gdb_breakpoint $sym temporary] } {
37	pass "setting breakpoint at $sym"
38    }
39
40    gdb_test "continue" "marker \\(.*\\) at.*" "continue to $sym"
41
42    set pc 0
43    set msg "reading \$pc: $sym"
44    gdb_test_multiple "print/x \$pc" $msg {
45	-re "\\\$$decimal = ($hex)\r\n$gdb_prompt $" {
46	    set pc $expect_out(1,string)
47	    pass $msg
48	}
49    }
50
51    return $pc
52}
53
54# GDB would skip the prologue differently when given a symbol with
55# debug info than when given a minimal symbol from the symbol table.
56# Make sure this is fixed.
57
58set pc1 [find_breakpoint_pc "marker"]
59
60set pc2 [find_breakpoint_pc "other"]
61
62gdb_test "print $pc1 == $pc2" "\\\$$decimal = 1" "same pc from minimal symbol"
63