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* fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
authorsayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 26 Mar 2004 01:20:46 +0000 (01:20 +0000)
committersayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 26 Mar 2004 01:20:46 +0000 (01:20 +0000)
commit76c225229c8d521fa3930c8357bc3fc416623035
tree7510169a1bc588abe4ab5952f12329311706b5b7tree
parent36e0475c8d79af762c7d610ff3ddcb9ebe9ca693commit | diff
* fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.

* gcc.dg/compare8.c: Add an additional test for XOR.

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