Make sure the highest address for the CU is marked as end_sequence. This is required by the DWARF spec, but some compilers forget and dwfl_module_getsrc depends on it. We could reject it as bad DWARF but the DWARF .debug_lines spec is much stricter than what compilers seem to output in practice.
Signed-off-by: Mark Wielaard <[email protected]> --- libdw/ChangeLog | 5 +++++ libdw/dwarf_getsrclines.c | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/libdw/ChangeLog b/libdw/ChangeLog index 16acf5c..12df9bb 100644 --- a/libdw/ChangeLog +++ b/libdw/ChangeLog @@ -1,3 +1,8 @@ +2013-03-25 Mark Wielaard <[email protected]> + + * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as + end_sequence. + 2013-03-12 Mark Wielaard <[email protected]> * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit. diff --git a/libdw/dwarf_getsrclines.c b/libdw/dwarf_getsrclines.c index c24aebb..5a58b78 100644 --- a/libdw/dwarf_getsrclines.c +++ b/libdw/dwarf_getsrclines.c @@ -712,6 +712,11 @@ dwarf_getsrclines (Dwarf_Die *cudie, Dwarf_Lines **lines, size_t *nlines) cu->lines->info[i].files = files; } + /* Make sure the highest address for the CU is marked as end_sequence. + This is required by the DWARF spec, but some compilers forget and + dwfl_module_getsrc depends on it. */ + cu->lines->info[nlinelist - 1].end_sequence = 1; + /* Success. */ res = 0; } -- 1.8.1.4 _______________________________________________ elfutils-devel mailing list [email protected] https://lists.fedorahosted.org/mailman/listinfo/elfutils-devel
