# Copyright 2019-2024 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 . # A test of multi-language dictionaries, a solution to symtab/23010 et al. load_lib dwarf.exp # This test can only be run on targets which support DWARF. require dwarf2_support standard_testfile main.c .S # Create the DWARF. This is derived from the reproducer in the bug # mentioned above. This DIE tree is typical of compilations with # LTO enabled. set asm_file [standard_output_file $srcfile2] Dwarf::assemble $asm_file { declare_labels D45d9 D5079 D5080 D50a9 D50af D5ab2 D5ac2 D5ace D5acf declare_labels D2135f D2216a D22171 D226c4 D226ca D244ca \ D245da D245e6 declare_labels D41c21 D42025 D42045 D42038 D42045 D420b5 cu {} { D45d9: compile_unit { {language @DW_LANG_C_plus_plus} {name "SerialPortUtils.cpp"} } { D5079: base_type { {byte_size 1 sdata} {encoding @DW_ATE_unsigned} {name "char"} } D5080: const_type { {type :$D5079} } D50a9: pointer_type { {byte_size 4 sdata} {type :$D5080} } D50af: const_type { {type :$D50a9} } D5ab2: subprogram { {external 1 flag} {linkage_name "_Z18SerialSyncWriteStrPKc"} } { D5ac2: formal_parameter { {name "msg"} {type :$D50af} } D5ace: lexical_block {} { D5acf: DW_TAG_variable { {name "p"} {type :$D50a9} } } } } } cu {} { D2135f: compile_unit { {language @DW_LANG_C_plus_plus} {name "Main.cpp"} } { D2216a: base_type { {byte_size 1 sdata} {encoding @DW_ATE_unsigned_char} {name "char"} } D22171: const_type { {type :$D2216a} } D226c4: pointer_type { {byte_size 4 sdata} {type :$D22171} } D226ca: const_type { {type :$D226c4} } D245da: subprogram { {name "PrintPanicMsg"} } { D245e6: formal_parameter { {name "msg"} {type :$D226ca} } } } } cu {} { D41c21: compile_unit { {language @DW_LANG_C99} {name ""} } { D42025: subprogram { {abstract_origin %$D245da} {low_pc 0x80b60 addr} {high_pc 0x6c data4} } { D42038: formal_parameter { {abstract_origin %$D245e6} } D42045: inlined_subroutine { {abstract_origin %$D5ab2} {low_pc 0x8060 addr} {high_pc 0xc data4} } { D420b5: formal_parameter { {abstract_origin %$D5ac2} } } } } } } # Build the test executable. if {[build_executable $testfile.exp $testfile [list $asm_file $srcfile] {}] \ == -1} { return -1 } # We force the DIEs above to be read in via "-readnow". save_vars { GDBFLAGS } { set GDBFLAGS "$GDBFLAGS -readnow" clean_restart } gdb_load $binfile # All we need to do is check whether GDB is alive. Without # multidictionaries, it will either crash, assert, or throw an # internal_error. gdb_test "p 1" "= 1" "GDB is alive"