diff options
Diffstat (limited to 'gdb/go32-nat.c')
| -rw-r--r-- | gdb/go32-nat.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gdb/go32-nat.c b/gdb/go32-nat.c index fce7a0f..b2828eb 100644 --- a/gdb/go32-nat.c +++ b/gdb/go32-nat.c @@ -1331,7 +1331,10 @@ read_memory_region (unsigned long addr, void *dest, size_t len) if (__dpmi_set_segment_base_address (sel, addr) != -1 && __dpmi_set_descriptor_access_rights (sel, access_rights) != -1 - && __dpmi_set_segment_limit (sel, segment_limit) != -1) + && __dpmi_set_segment_limit (sel, segment_limit) != -1 + /* W2K silently fails to set the segment limit, leaving + it at zero; this test avoids the resulting crash. */ + && __dpmi_get_segment_limit (sel) >= segment_limit) movedata (sel, 0, _my_ds (), (unsigned)dest, len); else retval = 0; |