diff options
| author | Matthew Dempsky <matthew@cvs.openbsd.org> | 2012-08-28 16:39:10 +0000 |
|---|---|---|
| committer | Matthew Dempsky <matthew@cvs.openbsd.org> | 2012-08-28 16:39:10 +0000 |
| commit | b585b1065b8f081279c5a2fb013a8a3aa6666899 (patch) | |
| tree | 8441694c613f2959e722cca0b197e9474d20abb0 /libexec/ld.so | |
| parent | c3e7080efa7b1e6cfbafdb87860837b17e9218d9 (diff) | |
Add __guard_local as a hidden symbol to ld.so, kernel, and every
executable and DSO (via crtbegin.c/crtbeginS.c). Not used yet, but
needed before GCC can start emitting -fstack-protector code that uses
them instead of __guard.
Diffstat (limited to 'libexec/ld.so')
| -rw-r--r-- | libexec/ld.so/util.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libexec/ld.so/util.c b/libexec/ld.so/util.c index a96b054ec62..ed25696d3a8 100644 --- a/libexec/ld.so/util.c +++ b/libexec/ld.so/util.c @@ -1,4 +1,4 @@ -/* $OpenBSD: util.c,v 1.23 2012/08/22 17:06:39 matthew Exp $ */ +/* $OpenBSD: util.c,v 1.24 2012/08/28 16:39:09 matthew Exp $ */ /* * Copyright (c) 1998 Per Fogelstrom, Opsycon AB @@ -38,7 +38,8 @@ * Ideally, a scheme to compile these stubs from libc should be used, but * this would end up dragging too much code from libc here. */ -long __guard[8] __attribute__((section(".openbsd.randomdata"))); +long __guard[8] __dso_public __attribute__((section(".openbsd.randomdata"))); +long __guard_local __dso_hidden __attribute__((section(".openbsd.randomdata"))); void __stack_smash_handler(char [], int); |