diff options
Diffstat (limited to 'gdb/valops.c')
| -rw-r--r-- | gdb/valops.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/gdb/valops.c b/gdb/valops.c index 2132f3e533e..93c09d8b33b 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -1233,11 +1233,27 @@ value_assign (struct value *toval, struct value *fromval) VALUE_INTERNALVAR (toval)); case lval_internalvar_component: - set_internalvar_component (VALUE_INTERNALVAR (toval), - value_offset (toval), - value_bitpos (toval), - value_bitsize (toval), - fromval); + { + int offset = value_offset (toval); + + /* Are we dealing with a bitfield? + + It is important to mention that `value_parent (toval)' is + non-NULL iff `value_bitsize (toval)' is non-zero. */ + if (value_bitsize (toval)) + { + /* VALUE_INTERNALVAR below refers to the parent value, while + the offset is relative to this parent value. */ + gdb_assert (value_parent (value_parent (toval)) == NULL); + offset += value_offset (value_parent (toval)); + } + + set_internalvar_component (VALUE_INTERNALVAR (toval), + offset, + value_bitpos (toval), + value_bitsize (toval), + fromval); + } break; case lval_memory: |