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Re: [PATCH] -fsanitize-recover=list

From: Yury Gribov <y dot gribov at samsung dot com>
To: Alexey Samsonov <samsonov at google dot com>, Jakub Jelinek <jakub at redhat dot com>
Cc: Marek Polacek <polacek at redhat dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>, Dmitry Vyukov <dvyukov at google dot com>, Konstantin Serebryany <konstantin dot s dot serebryany at gmail dot com>
Date: Tue, 18 Nov 2014 10:03:35 +0300
Subject: Re: [PATCH] -fsanitize-recover=list
Authentication-results: sourceware.org; auth=none
References: <20140929231720 dot GI17454 at tucnak dot redhat dot com> <CAGSYnCPAN83v+JOyw-jMLUEE2YjaNQykdTCG4rdd=o_ieC4vFA at mail dot gmail dot com> <CAGQ9bdyWWNMt4m9jO2N1nzvVFjVuT1zbyey362WvnMxJZmNkBw at mail dot gmail dot com> <20140930054027 dot GJ17454 at tucnak dot redhat dot com> <542A56C0 dot 2030506 at samsung dot com> <CAGSYnCNTqXyWTHQERJe1t2uiNmOYGTMcU761Zs8N1DxUpZQnYw at mail dot gmail dot com> <20140930173340 dot GI1986 at tucnak dot redhat dot com> <CAGSYnCMCMUPhttwyPMjSmpiim2U26cD6ef7sc9KdP9tRkZu7uQ at mail dot gmail dot com> <20140930173913 dot GJ1986 at tucnak dot redhat dot com> <543BADAB dot 4090000 at samsung dot com> <20141017161334 dot GF10376 at tucnak dot redhat dot com> <CAGSYnCMEeTWES+9wzOir6hSXzAdvoQZYWOzd8JURbAfURXhXqA at mail dot gmail dot com>

As for the generated code, I'm at the stage where I can implement the
following: if a single UBSan hander is used to report multiple error
kinds (__ubsan_handle_type_mismatch is used for
-fsanitize=null,alignment,object-size), and these kinds have different
recoverability, then we emit two handler calls like this:


Nice, I think we do not yet have this in gcc.

-Y

References:
- Re: [PATCH] -fsanitize-recover=list
  - From: Alexey Samsonov

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