diff options
Diffstat (limited to 'gdb/symfile.c')
| -rw-r--r-- | gdb/symfile.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gdb/symfile.c b/gdb/symfile.c index 7461ed6..117f17f 100644 --- a/gdb/symfile.c +++ b/gdb/symfile.c @@ -3105,9 +3105,15 @@ add_psymbol_to_bcache (char *name, int namelength, domain_enum domain, enum language language, struct objfile *objfile, int *added) { - struct partial_symbol psymbol; - - memset (&psymbol, 0, sizeof (struct partial_symbol)); + /* psymbol is static so that there will be no uninitialized gaps in the + structure which might contain random data, causing cache misses in + bcache. */ + static struct partial_symbol psymbol; + + /* However, we must ensure that the entire 'value' field has been + zeroed before assigning to it, because an assignment may not + write the entire field. */ + memset (&psymbol.ginfo.value, 0, sizeof (psymbol.ginfo.value)); /* val and coreaddr are mutually exclusive, one of them *will* be zero */ if (val != 0) { |