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Fix ICE in remap_arguments with removed parameters.

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* ipa-modref.c (remap_arguments): Check range in map access.
This commit is contained in:
Jan Hubicka 2020-10-10 22:16:59 +02:00
parent 5d2cedaaa3
commit 988f0466e8
1 changed files with 6 additions and 1 deletions
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7
gcc/ipa-modref.c
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@ -1333,7 +1333,12 @@ remap_arguments (vec <int> *map, modref_records *tt)
modref_access_node *access_node;
FOR_EACH_VEC_SAFE_ELT (ref_node->accesses, k, access_node)
if (access_node->parm_index > 0)
access_node->parm_index = (*map)[access_node->parm_index];
{
if (access_node->parm_index < (int)map->length ())
access_node->parm_index = (*map)[access_node->parm_index];
else
access_node->parm_index = -1;
}
}
}
}