hg: graal/graal-compiler: bugfix: can only register assumptions when graph allows it

[doug.simon at oracle.com]

Changeset: 563be9ba3e3c
Author:    Christian Wimmer <christian.wimmer at oracle.com>
Date:      2015-10-26 16:39 -0700
URL:       http://hg.openjdk.java.net/graal/graal-compiler/rev/563be9ba3e3c

bugfix: can only register assumptions when graph allows it

! graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/substitutions/TruffleGraphBuilderPlugins.java