diff options
Diffstat (limited to 'elf')
| -rw-r--r-- | elf/sprof.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/elf/sprof.c b/elf/sprof.c index 9ba28bc..458a090 100644 --- a/elf/sprof.c +++ b/elf/sprof.c @@ -148,6 +148,7 @@ struct known_symbol const char *name; uintptr_t addr; size_t size; + int weak; uintmax_t ticks; uintmax_t calls; @@ -938,6 +939,7 @@ read_symbols (struct shobj *shobj) newsym->name = &shobj->strtab[sym->st_name]; newsym->addr = sym->st_value; newsym->size = sym->st_size; + newsym->weak = ELFW(ST_BIND) (sym->st_info) == STB_WEAK; newsym->ticks = 0; newsym->calls = 0; @@ -952,7 +954,9 @@ read_symbols (struct shobj *shobj) { /* The function is already defined. See whether we have a better name here. */ - if ((*existp)->name[0] == '_' && newsym->name[0] != '_') + if (((*existp)->name[0] == '_' && newsym->name[0] != '_') + || ((*existp)->name[0] != '_' && newsym->name[0] != '_' + && (*existp)->weak && !newsym->weak)) *existp = newsym; else /* We don't need the allocated memory. */ @@ -990,6 +994,7 @@ read_symbols (struct shobj *shobj) newsym->name = &strtab[symtab->st_name]; newsym->addr = symtab->st_value; newsym->size = symtab->st_size; + newsym->weak = ELFW(ST_BIND) (symtab->st_info) == STB_WEAK; newsym->ticks = 0; newsym->froms = NULL; newsym->tos = NULL; @@ -1005,7 +1010,9 @@ read_symbols (struct shobj *shobj) { /* The function is already defined. See whether we have a better name here. */ - if ((*existp)->name[0] == '_' && newsym->name[0] != '_') + if (((*existp)->name[0] == '_' && newsym->name[0] != '_') + || ((*existp)->name[0] != '_' && newsym->name[0] != '_' + && (*existp)->weak && !newsym->weak)) *existp = newsym; else /* We don't need the allocated memory. */ |