Do not instrument first byte in strlen if already instrumented.
commita3127434faad3a3bc58923573d536a1a9338ac86
authorchefmax <chefmax@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 7 Jul 2014 14:31:18 +0000 (7 14:31 +0000)
committerchefmax <chefmax@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 7 Jul 2014 14:31:18 +0000 (7 14:31 +0000)
treedb570b973c519ea2a1d227f61cc00851a179b8e7
parentf6e77fc4095c59ee44ff66dc6df8b9621bab08d0
Do not instrument first byte in strlen if already instrumented.

gcc/
* asan.c (instrument_strlen_call): Do not instrument first byte in strlen
if already instrumented.

gcc/testsuite/
* c-c++-common/asan/no-redundant-instrumentation-9.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@212332 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/asan.c
gcc/testsuite/ChangeLog
gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-9.c [new file with mode: 0644]