r235602 - in /trunk/gcc/go/gofrontend: MERGE ex...

[ian@gcc.gnu.org]

Author: ian
Date: Thu Apr 28 19:12:13 2016
New Revision: 235602

URL: https://gcc.gnu.org/viewcvs?rev=235602&root=gcc&view=rev
Log:
    compiler: Export String_index_expression.
    
    Exports String_index_expression and adds the getter `string` that
    returns the underlying string.  This will be used to handle string
    indexing different from array indexing in escape analysis.
    
    Reviewed-on: https://go-review.googlesource.com/18545

Modified:
    trunk/gcc/go/gofrontend/MERGE
    trunk/gcc/go/gofrontend/expressions.cc
    trunk/gcc/go/gofrontend/expressions.h