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Const parameters are always unmodified
authorjamborm <jamborm@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 18 May 2016 16:41:19 +0000 (16:41 +0000)
committerjamborm <jamborm@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 18 May 2016 16:41:19 +0000 (16:41 +0000)
commitab4891c2b5851a2921e10eadfa7c47da432e6757
treeea0c61cf669bb09530b2c397848a1956446177e7tree | snapshot
parent665ff45b7fbf613b0b592f160aa15f3956872a7fcommit | diff
Const parameters are always unmodified

2016-05-18  Martin Jambor  <mjambor@suse.cz>

PR ipa/69708
* ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
from TREE_READONLY parameters.

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