procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Enable addressable params sanitization with --param asan-stack=1.

Browse source 
2017-07-04  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81040
	* sanopt.c (sanitize_rewrite_addressable_params): Mark the
	newly created variable as DECL_IGNORED_P.
2017-07-04  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81040
	* g++.dg/asan/function-argument-1.C: Run the test-case w/o
	use-after-scope sanitization.

From-SVN: r249960
This commit is contained in:
Martin Liska 2017-07-04 12:53:18 +02:00 • committed by Martin Liska
parent 6abe28643f
commit 7c819e8ae2
4 changed files with 14 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
gcc/ChangeLog
View file

@ -1,3 +1,9 @@
2017-07-04 Martin Liska <mliska@suse.cz>
PR sanitizer/81040
* sanopt.c (sanitize_rewrite_addressable_params): Mark the
newly created variable as DECL_IGNORED_P.
2017-07-04 Martin Liska <mliska@suse.cz>
PR ipa/81293

2
gcc/sanopt.c
View file

@ -905,7 +905,7 @@ sanitize_rewrite_addressable_params (function *fun)
tree var = build_decl (DECL_SOURCE_LOCATION (arg),
VAR_DECL, DECL_NAME (arg), type);
TREE_ADDRESSABLE (var) = 1;
DECL_ARTIFICIAL (var) = 1;
DECL_IGNORED_P (var) = 1;
gimple_add_tmp_var (var);

6
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
2017-07-04 Martin Liska <mliska@suse.cz>
PR sanitizer/81040
* g++.dg/asan/function-argument-1.C: Run the test-case w/o
use-after-scope sanitization.
2017-07-04 Jakub Jelinek <jakub@redhat.com>
* g++.dg/asan/function-argument-3.C: Add -Wno-psabi to additional

1
gcc/testsuite/g++.dg/asan/function-argument-1.C
View file

@ -1,5 +1,6 @@
// { dg-do run }
// { dg-shouldfail "asan" }
// { dg-options "-fsanitize=address -fno-sanitize-address-use-after-scope" }
struct A
{