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2004-08-13  Ulrich Drepper  <drepper@redhat.com>

	* elf/sprof.c (read_symbols): When comparing aliases, prefer
	strong over weak symbols if both don't start with '_'.

	* malloc/malloc.c: Use strong_alias instead of weak_alias wherever
	possible.
This commit is contained in:
Ulrich Drepper
2004-08-13 18:39:44 +00:00
parent 5b6f86b374
commit eba19d2be7
3 changed files with 29 additions and 12 deletions
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11
elf/sprof.c
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@@ -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. */