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host-linux.c (linux_gt_pch_get_address): Add new name randomize_va_space for virtual address randomization control. 

* config/host-linux.c (linux_gt_pch_get_address): Add new name
	randomize_va_space for virtual address randomization control.

From-SVN: r102636
This commit is contained in:
Ian Lance Taylor 2005-08-01 17:43:33 +00:00 committed by Ian Lance Taylor
parent f8aa1785b6
commit 23d28bfe80
2 changed files with 12 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2005-08-01 Ian Lance Taylor <ian@airs.com>
* config/host-linux.c (linux_gt_pch_get_address): Add new name
randomize_va_space for virtual address randomization control.
2005-08-01 Steven Bosscher <stevenb@suse.de>
* common.opt (flag_ipa_cp): Put in right place to maintain

9
gcc/config/host-linux.c
View File

@ -114,8 +114,13 @@ linux_gt_pch_get_address (size_t size, int fd)
if (TRY_EMPTY_VM_SPACE && addr == (void *) TRY_EMPTY_VM_SPACE)
return addr;
/* If we didn't, then we need to look to see if randomization is on. */
f = fopen ("/proc/sys/kernel/exec-shield-randomize", "r");
/* If we didn't, then we need to look to see if virtual address
randomization is on. That is recorded in
kernel.randomize_va_space. An older implementation used
kernel.exec-shield-randomize. */
f = fopen ("/proc/sys/kernel/randomize_va_space", "r");
if (f == NULL)
f = fopen ("/proc/sys/kernel/exec-shield-randomize", "r");
randomize_on = false;
if (f != NULL)
{