[Bug sanitizer/81040] asan false negative if parameter of a global function passed by reference

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81040

--- Comment #17 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Tue Jul  4 10:53:18 2017
New Revision: 249960

URL: https://gcc.gnu.org/viewcvs?rev=249960&root=gcc&view=rev
Log:
Enable addressable params sanitization with --param asan-stack=1.

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.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sanopt.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/asan/function-argument-1.C