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Add several 1-word .bss fragments for FreeBSD.

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This commit is contained in:
Graydon Hoare 2011-02-09 11:31:44 -08:00
parent 60635999f3
commit eb854ffb44
1 changed files with 21 additions and 0 deletions
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21
src/boot/be/elf.ml
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@ -1644,6 +1644,27 @@ let emit_file
htab_put text_frags None code;
htab_put rodata_frags None data;
if sess.Session.sess_targ = FreeBSD_x86_elf
then
(*
* FreeBSD wants some extra symbols in .bss so its libc can fill
* them in, I think.
*)
List.iter
(fun x -> htab_put bss_frags (Some x) (WORD (TY_u32, (IMM 0L))))
[
"environ";
"optind";
"optarg";
"_CurrentRuneLocale";
"__stack_chk_guard";
"__mb_sb_limit";
"__isthreaded";
"__stdinp";
"__stderrp";
"__stdoutp";
];
Hashtbl.iter
begin
fun _ tab ->