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94 lines
3.5 KiB
Plaintext
94 lines
3.5 KiB
Plaintext
# Copyright 2007-2018 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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load_lib dwarf.exp
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# Test DW_TAG_compile_unit with no children and with neither DW_AT_low_pc nor
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# DW_AT_high_pc but with DW_AT_ranges instead.
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# This test can only be run on targets which support DWARF-2 and use gas.
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if {![dwarf2_support]} {
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verbose "Skipping DW_AT_ranges test."
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return 0
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}
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# The .c files use __attribute__.
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if [get_compiler_info] {
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return -1
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}
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if !$gcc_compiled {
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verbose "Skipping DW_AT_ranges test."
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return 0
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}
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standard_testfile dw2-ranges.c dw2-ranges2.c dw2-ranges3.c
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set asmfile [standard_output_file ${testfile}.s]
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set asmfile2 [standard_output_file ${testfile}2.s]
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set asmfile3 [standard_output_file ${testfile}3.s]
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set objfile [standard_output_file ${testfile}.o]
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set objfile2 [standard_output_file ${testfile}2.o]
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set objfile3 [standard_output_file ${testfile}3.o]
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# Generate .s without debug info but provide debug info by the assembler.
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# This way we get DW_TAG_compile_unit DIE and only that DIE.
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if {[gdb_compile "${srcdir}/${subdir}/${srcfile}" "${asmfile}" assembly {}] != ""
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|| [gdb_compile "${asmfile}" "${objfile}" object {additional_flags=-gdwarf-2}] != "" } {
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return -1
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}
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if {[gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${asmfile2}" assembly {}] != ""
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|| [gdb_compile "${asmfile2}" "${objfile2}" object {additional_flags=-gdwarf-2}] != "" } {
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return -1
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}
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# STABS compilation is intentional as it tests the STABS lookup where is no
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# partial_symtab->psymtabs_addrmap supported for that CU (Compilation Unit) in
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# a file containing psymtabs_addrmap-supporting DWARF CUs.
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if {[gdb_compile "${srcdir}/${subdir}/${srcfile3}" "${asmfile3}" assembly {}] != ""
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|| [gdb_compile "${asmfile3}" "${objfile3}" object {additional_flags=-gstabs}] != "" } {
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return -1
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}
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if {[gdb_compile "${objfile} ${objfile2} ${objfile3}" "${binfile}" executable {}] != "" } {
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return -1
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}
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clean_restart ${testfile}
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# Test also objfile->psymtabs_addrmap relocations for -fPIE -pie builds below.
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# On some targets it may possibly fail but the program is being started only
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# for the PIE build so try it anyway.
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runto_main
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# Correct output:
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# Line 39 of "../.././gdb/testsuite/gdb.dwarf2/dw2-ranges.S" starts at address 0x4 and ends at 0x8.
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# Wrong output:
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# No line number information available for address 0x4
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gdb_test "info line main" "Line \[0-9\]* of .* starts at address .* and ends at .*"
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gdb_test "info line func" "Line \[0-9\]* of .* starts at address .* and ends at .*"
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gdb_test "info line main2" "Line \[0-9\]* of .* starts at address .* and ends at .*"
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gdb_test "info line func2" "Line \[0-9\]* of .* starts at address .* and ends at .*"
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set test "info line main3"
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gdb_test_multiple $test $test {
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-re "Line \[0-9\]* of .* starts at address .* and ends at .*\r\n$gdb_prompt $" {
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pass $test
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}
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-re "Line \[0-9\]* of .* is at address .* but contains no code\\.\r\n$gdb_prompt $" {
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kfail symtab/12497 $test
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}
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}
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