78 lines
2.6 KiB
Text
78 lines
2.6 KiB
Text
# Copyright (C) 2011-2022 Free Software Foundation, Inc.
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#
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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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set testfile dmsym_main
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# Build dmsym_main using two C files:
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# - dmsym.c, which needs to be built without debug info;
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# - dmsym_main.c, which needs to be build with debug info.
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# This is why we use gdb_compile instead of relying on the usual
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# call to prepare_for_testing.
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set dmsym_o [standard_output_file dmsym.o]
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if {[gdb_compile "${srcdir}/${subdir}/dmsym.c" \
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$dmsym_o \
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object {}] != ""} {
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untested "failed to compile object file"
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return -1
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}
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if {[gdb_compile \
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[list ${srcdir}/${subdir}/dmsym_main.c $dmsym_o] \
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[standard_output_file ${testfile}] \
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executable {debug}] != ""} {
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untested "failed to compile"
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return -1
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}
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clean_restart ${testfile}
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# Some convenient regular expressions...
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set num "\[0-9\]+"
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set addr "0x\[0-9a-zA-Z\]+"
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# Verify that setting a breakpoint on `test_minsym' only results in
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# one location found. A mistake would be to also insert a breakpoint
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# in the test_minsym data symbol in dmsym.c. Despite the fact that
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# there is no debugging info available, this is a data symbol and thus
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# should not be used for breakpoint purposes.
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gdb_test "break test_minsym" \
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"Breakpoint $num at $addr.: file .*dmsym_main\\.c, line $num\\."
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# However, verify that the `info line' command, on the other hand,
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# finds both locations.
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gdb_test "info line test_minsym" \
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"Line $num of \".*dmsym_main\\.c\" .*\r\nNo line number information available for address $addr <test_minsym>"
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# Now, run the program until we get past the call to test_minsym.
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# Except when using hardware breakpoints, inferior behavior is going
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# to be affected if a breakpoint was incorrectly inserted at
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# test_minsym.
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gdb_breakpoint dmsym_main.c:[gdb_get_line_number "BREAK" dmsym_main.c]
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gdb_run_cmd
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gdb_test "" \
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"Breakpoint $num, test_minsym \\(\\) at.*" \
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"run until breakpoint at BREAK"
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gdb_test "continue" \
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"Breakpoint $num, main \\(\\) at.*"
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gdb_test "print val" \
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" = 124"
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