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collect2.c (main): If we have frames, then we will need to import the frame handling functions.

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* collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
then we will need to import the frame handling functions.
(scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
to import the frames themselves.

From-SVN: r31969
This commit is contained in:
Geoff Keating 2000-02-14 19:46:02 +00:00 committed by Geoffrey Keating
parent 11bdd2ae4e
commit 59309a850d
2 changed files with 33 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2000-02-14 Geoff Keating <geoffk@cygnus.com>
* collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
then we will need to import the frame handling functions.
(scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
to import the frames themselves.
Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
Jason Eckhardt <jle@cygnus.com>

28
gcc/collect2.c
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@ -580,8 +580,10 @@ dump_file (name)
fclose (stream);
}
/* Decide whether the given symbol is:
a constructor (1), a destructor (2), or neither (0). */
/* Decide whether the given symbol is: a constructor (1), a destructor
(2), a routine in a shared object that calls all the constructors
(3) or destructors (4), a DWARF exception-handling table (5), or
nothing special (0). */
static int
is_ctor_dtor (s)
@ -1279,6 +1281,14 @@ main (argc, argv)
scan_prog_file (list->name, PASS_FIRST);
}
if (frame_tables.number > 0 && shared_obj)
{
/* If there are any frames, then we will need
the frame table handling functions. */
add_to_list (&imports, "__register_frame_info_table");
add_to_list (&imports, "__deregister_frame_info");
}
if (exports.first)
{
char *buf = xmalloc (strlen (export_file) + 5);
@ -2850,6 +2860,20 @@ scan_prog_file (prog_name, which_pass)
case 5:
if (! is_shared)
add_to_list (&frame_tables, name);
#ifdef COLLECT_EXPORT_LIST
if (which_pass == PASS_OBJ)
add_to_list (&exports, name);
/* If we are building an import list, we
should add the symbol to the list.
We'd like to do it only if the symbol
is not defined, but we can't tell
that here (it is only known whether a symbol
is referenced and not defined, but who
would reference an EH table entry?). */
else
if (import_flag)
add_to_list (&imports, name);
#endif
break;
default: /* not a constructor or destructor */