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- # Copyright 2007-2022 Free Software Foundation, Inc.
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 3 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program. If not, see <http://www.gnu.org/licenses/>.
- load_lib dwarf.exp
- # Test DW_TAG_compile_unit with no children and with neither DW_AT_low_pc nor
- # DW_AT_high_pc but with DW_AT_ranges instead.
- # This test can only be run on targets which support DWARF-2 and use gas.
- if {![dwarf2_support]} {
- verbose "Skipping $gdb_test_file_name."
- return 0
- }
- # The .c files use __attribute__.
- if [get_compiler_info] {
- return -1
- }
- if !$gcc_compiled {
- verbose "Skipping $gdb_test_file_name."
- return 0
- }
- standard_testfile .c -2.c -3.c
- set asmfile [standard_output_file ${testfile}.s]
- set asmfile2 [standard_output_file ${testfile}2.s]
- set objfile [standard_output_file ${testfile}.o]
- set objfile2 [standard_output_file ${testfile}2.o]
- set objfile3 [standard_output_file ${testfile}3.o]
- # Generate .s without debug info but provide debug info by the assembler.
- # This way we get DW_TAG_compile_unit DIE and only that DIE.
- if {[gdb_compile "${srcdir}/${subdir}/${srcfile}" "${asmfile}" assembly {}] != ""
- || [gdb_compile "${asmfile}" "${objfile}" object {additional_flags=-gdwarf-2}] != "" } {
- return -1
- }
- if {[gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${asmfile2}" assembly {}] != ""
- || [gdb_compile "${asmfile2}" "${objfile2}" object {additional_flags=-gdwarf-2}] != "" } {
- return -1
- }
- # STABS compilation is intentional as it tests the STABS lookup where is no
- # partial_symtab->psymtabs_addrmap supported for that CU (Compilation Unit) in
- # a file containing psymtabs_addrmap-supporting DWARF CUs.
- if {[gdb_compile "${srcdir}/${subdir}/${srcfile3}" "${objfile3}" object {additional_flags=-gstabs}] != "" } {
- return -1
- }
- if {[gdb_compile "${objfile} ${objfile2} ${objfile3}" "${binfile}" executable {}] != "" } {
- return -1
- }
- clean_restart ${testfile}
- # Test also objfile->psymtabs_addrmap relocations for -fPIE -pie builds below.
- # On some targets it may possibly fail but the program is being started only
- # for the PIE build so try it anyway.
- runto_main
- # Correct output:
- # Line 39 of "../.././gdb/testsuite/gdb.dwarf2/dw2-ranges.S" starts at address 0x4 and ends at 0x8.
- # Wrong output:
- # No line number information available for address 0x4
- gdb_test "info line main" "Line \[0-9\]* of .* starts at address .* and ends at .*"
- gdb_test "info line func" "Line \[0-9\]* of .* starts at address .* and ends at .*"
- gdb_test "info line main2" "Line \[0-9\]* of .* starts at address .* and ends at .*"
- gdb_test "info line func2" "Line \[0-9\]* of .* starts at address .* and ends at .*"
- gdb_test "info line main3" \
- "Line \[0-9\]* of .* starts at address .* and ends at .*"
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