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| author | Joshua Haberman <jhaberman@gmail.com> | 2021-08-07 22:23:30 -0700 |
|---|---|---|
| committer | Joshua Haberman <jhaberman@gmail.com> | 2021-08-07 22:23:30 -0700 |
| commit | 76273e41fad22e1fc905dc5f1fcf0dfb36a2870e (patch) | |
| tree | 9f179d58d0f1217318373cd8c2469fb8717c64bd | |
| parent | 25b7e7bccf3bb86d7d1a96390e26587eca9618f0 (diff) | |
| download | bloaty-76273e41fad22e1fc905dc5f1fcf0dfb36a2870e.tar.gz | |
DWARF: correct the range list iteration
The offset computation needs to account for the stride (4-bytes by
default in DWARF). Account for the difference in stride width for
DWARF64, which uses a 8-byte stride.
Applied from 2151c24a333c448711a9d3ea0c201652988cd488
| -rw-r--r-- | src/dwarf.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/dwarf.cc b/src/dwarf.cc index 35b1b49..0db5d46 100644 --- a/src/dwarf.cc +++ b/src/dwarf.cc @@ -442,9 +442,10 @@ void AddDIE(const dwarf::CU& cu, const GeneralDIE& die, // format. if (die.rnglistx) { uint64_t range_list = *die.rnglistx; + size_t offset_size = cu.unit_sizes().dwarf64() ? 8 : 4; string_view offset_data = StrictSubstr(cu.dwarf().debug_rnglists, - cu.range_lists_base() + range_list); + cu.range_lists_base() + (range_list * offset_size)); uint64_t offset = cu.unit_sizes().ReadDWARFOffset(&offset_data); string_view data = StrictSubstr( cu.dwarf().debug_rnglists, cu.range_lists_base() + offset); |