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-rw-r--r--libdwfl/ChangeLog7
-rw-r--r--libdwfl/cu.c14
2 files changed, 10 insertions, 11 deletions
diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog
index 43fc1517..b2a74971 100644
--- a/libdwfl/ChangeLog
+++ b/libdwfl/ChangeLog
@@ -1,3 +1,10 @@
+2018-01-29 Mark Wielaard <mark@klomp.org>
+
+ * cu.c (cudie_offset): Use __libdw_first_die_off_from_cu instead of
+ DIE_OFFSET_FROM_CU_OFFSET.
+ (intern_cu): Simply use a copy of the given die CU as key instead of
+ trying to construct a dummy one by hand.
+
2018-02-15 Mark Wielaard <mark@klomp.org>
* linux-pid-attach.c: Include sys/wait.h after sys/ptrace.h.
diff --git a/libdwfl/cu.c b/libdwfl/cu.c
index 7aa23b50..94bfad8d 100644
--- a/libdwfl/cu.c
+++ b/libdwfl/cu.c
@@ -1,5 +1,5 @@
/* Keeping track of DWARF compilation units in libdwfl.
- Copyright (C) 2005-2010, 2015 Red Hat, Inc.
+ Copyright (C) 2005-2010, 2015, 2016, 2017 Red Hat, Inc.
This file is part of elfutils.
This file is free software; you can redistribute it and/or modify
@@ -155,12 +155,7 @@ less_lazy (Dwfl_Module *mod)
static inline Dwarf_Off
cudie_offset (const struct dwfl_cu *cu)
{
- /* These are real CUs, so there never is a type_sig8. Note
- initialization of dwkey.start and offset_size in intern_cu ()
- to see why this calculates the same value for both key and
- die.cu search items. */
- return DIE_OFFSET_FROM_CU_OFFSET (cu->die.cu->start, cu->die.cu->offset_size,
- 0);
+ return __libdw_first_die_off_from_cu (cu->die.cu);
}
static int
@@ -198,11 +193,8 @@ intern_cu (Dwfl_Module *mod, Dwarf_Off cuoff, struct dwfl_cu **result)
if (die == NULL)
return DWFL_E_LIBDW;
- struct Dwarf_CU dwkey;
struct dwfl_cu key;
- key.die.cu = &dwkey;
- dwkey.offset_size = 0;
- dwkey.start = cuoff - (3 * 0 - 4 + 3);
+ key.die.cu = die->cu;
struct dwfl_cu **found = tsearch (&key, &mod->lazy_cu_root, &compare_cukey);
if (unlikely (found == NULL))
return DWFL_E_NOMEM;