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ld: warn when duplicated QNX stack note are detected

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This warning is triggered only when a stack parameter is given to
the linker.

ld/ChangeLog:

        * emultempl/nto.em: Add warning when several QNX .note are
        detected.
This commit is contained in:
Clément Chigot 2023-10-06 14:38:40 +02:00
parent 1eba15a501
commit 4f6f3bea52
1 changed files with 18 additions and 4 deletions
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22
ld/emultempl/nto.em
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@ -86,6 +86,7 @@ nto_lookup_QNX_note_section(int type)
{
asection *stack_note_sec = NULL;
bfd *abfd;
bool duplicated_notes_detected = false;
for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link.next)
{
Elf_External_Note *e_note;
@ -106,10 +107,23 @@ nto_lookup_QNX_note_section(int type)
e_note = (Elf_External_Note *) sec->contents;
if (! strcmp("QNX", e_note->name) && *e_note->type == type)
{
stack_note_sec = sec;
/* Allow modification of this .note content. */
stack_note_sec->flags |= SEC_IN_MEMORY;
break;
if (stack_note_sec)
{
if (!duplicated_notes_detected)
{
einfo (_("%P: %pB: warning: duplicated QNX stack .note detected\n"),
stack_note_sec->owner);
duplicated_notes_detected = true;
}
einfo (_("%P: %pB: warning: duplicated QNX stack .note detected\n"),
sec->owner);
}
else
{
stack_note_sec = sec;
/* Allow modification of this .note content. */
stack_note_sec->flags |= SEC_IN_MEMORY;
}
}
}