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[PATCH] Fix PR30137, folding of addresses of components

This enables us to fold a == &a.c and related comparisons that are
handled by get_inner_reference.

Bootstrapped and tested on x86_64-unknown-linux-gnu, will apply to
mainline in a few days if nobody objects.

Richard.


2006-12-31 Richard Guenther <rguenther@suse.de>

       PR middle-end/30137
       * fold-const.c (fold_comparison): Fold comparison of addresses
       of components.

       * testsuite/gcc.dg/pr30137-1.c: New testcase.
       * testsuite/gcc.dg/pr30137-2.c: Likewise.

Attachment: fix-pr30137
Description: Binary data

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