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(add_to_list): Check for duplicates.

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From-SVN: r8328
This commit is contained in:
Jason Merrill 1994-10-20 22:06:20 +00:00
parent 5a841e0710
commit 0393b857b1
1 changed files with 16 additions and 5 deletions
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21
gcc/collect2.c
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@ -1372,9 +1372,10 @@ add_to_list (head_ptr, name)
struct head *head_ptr;
char *name;
{
struct id *newid = (struct id *) xcalloc (sizeof (*newid) + strlen (name), 1);
struct id *newid
= (struct id *) xcalloc (sizeof (struct id) + strlen (name), 1);
struct id *p;
static long sequence_number = 0;
newid->sequence = ++sequence_number;
strcpy (newid->name, name);
if (head_ptr->first)
@ -1382,6 +1383,19 @@ add_to_list (head_ptr, name)
else
head_ptr->first = newid;
/* Check for duplicate symbols. */
for (p = head_ptr->first;
strcmp (name, p->name) != 0;
p = p->next)
;
if (p != newid)
{
head_ptr->last->next = 0;
free (newid);
return;
}
newid->sequence = ++sequence_number;
head_ptr->last = newid;
head_ptr->number++;
}
@ -1568,9 +1582,6 @@ scan_prog_file (prog_name, which_pass)
end++)
continue;
#ifdef COLLECT_QUALIFY_MATCH
COLLECT_QUALIFY_MATCH;
#endif
*end = '\0';
switch (is_ctor_dtor (name))