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| author |   Nick Clifton <nickc@redhat.com> | 2022-02-02 17:06:22 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2022-02-02 17:06:22 +0000 |
| commit | 41ba8b76ccc5bb01507beb3b49df039264bcf34a (patch) | |
| tree | 76fc11ea2ebdc28c044707e89c67625f66b7f83e /bfd/dwarf2.c | |
| parent | gdb: fix formatting for help set/show extended-prompt (diff) | |
| download | binutils-gdb-41ba8b76ccc5bb01507beb3b49df039264bcf34a.tar.gz binutils-gdb-41ba8b76ccc5bb01507beb3b49df039264bcf34a.tar.bz2 binutils-gdb-41ba8b76ccc5bb01507beb3b49df039264bcf34a.zip | |
Stop the BFD library complaining about compressed dwarf debug string sections being too big.
PR 28834
* dwarf2.c (read_section): Change the heuristic that checks for
overlarge dwarf debug info sections.
Diffstat (limited to 'bfd/dwarf2.c')
| -rw-r--r-- | bfd/dwarf2.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index be9983edbf0..fdf071c36e9 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -557,10 +557,14 @@ read_section (bfd * abfd, amt = bfd_get_section_limit_octets (abfd, msec); filesize = bfd_get_file_size (abfd); - if (amt >= filesize) + /* PR 28834: A compressed debug section could well decompress to a size + larger than the file, so we choose an arbitrary modifier of 10x in + the test below. If this ever turns out to be insufficient, it can + be changed by a future update. */ + if (amt >= filesize * 10) { /* PR 26946 */ - _bfd_error_handler (_("DWARF error: section %s is larger than its filesize! (0x%lx vs 0x%lx)"), + _bfd_error_handler (_("DWARF error: section %s is larger than 10x its filesize! (0x%lx vs 0x%lx)"), section_name, (long) amt, (long) filesize); bfd_set_error (bfd_error_bad_value); return false; |