Apparently CUs can appear in other sections than IDX_debug_info and
IDX_types. Rather than relying on the indirect indication provided by
type_offset we compare the addresses directly to figure out which
section a given CU belongs to.
This fixes the dwarf-getmacros test.
Change-Id: I83260622b55d3778a38cd46427dba158d186c51e
---
libdw/ChangeLog | 4 ++++
libdw/libdwP.h | 12 +++++++++++-
2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/libdw/ChangeLog b/libdw/ChangeLog
index 996cd2e..508bf9c 100644
--- a/libdw/ChangeLog
+++ b/libdw/ChangeLog
@@ -1,3 +1,7 @@
+2017-12-08 Ulf Hermann <ulf.herm...@qt.io>
+
+ * libdwP.h: Generalize cu_sec_idx to check all sections.
+
2017-05-09 Ulf Hermann <ulf.herm...@qt.io>
* libdwP.h: Fix check for the upper border of the range in
__libdw_in_section.
diff --git a/libdw/libdwP.h b/libdw/libdwP.h
index e092d8e..8f3a95c 100644
--- a/libdw/libdwP.h
+++ b/libdw/libdwP.h
@@ -715,7 +715,17 @@ __libdw_read_offset (Dwarf *dbg, Dwarf *dbg_ret,
static inline size_t
cu_sec_idx (struct Dwarf_CU *cu)
{
- return cu->type_offset == 0 ? IDX_debug_info : IDX_debug_types;
+ for (int sec_index = IDX_debug_info; sec_index < IDX_last; ++sec_index)
+ {
+ Elf_Data *data = cu->dbg->sectiondata[sec_index];
+ if (data != NULL && data->d_buf != NULL
+ && cu->startp >= data->d_buf
+ && cu->startp < data->d_buf + data->d_size)
+ {
+ return sec_index;
+ }
+ }
+ return IDX_last;
}
static inline bool
--
2.8.1.windows.1
