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re PR target/21297 (buf[i+i]=0 stores buf[i] when -O2)
authorJakub Jelinek <jakub@redhat.com>
Tue, 3 May 2005 12:58:11 +0000 (14:58 +0200)
committerJakub Jelinek <jakub@gcc.gnu.org>
Tue, 3 May 2005 12:58:11 +0000 (14:58 +0200)
commit85b583d30a6f23f17bddcabfd700239ca9e10299
treea0bbe9ce6eeea2b2cc92288fa6b7a79d76cbe14dtree
parentf47c96aac54c7d7b5e0855e1b52419435268d61fcommit | diff
re PR target/21297 (buf[i+i]=0 stores buf[i] when -O2)

PR target/21297
* config/i386/i386.c (legitimize_address): When canonicalizing
ASHIFT into MULT, multiply by 1 << shift_count instead of
1 << log2 (shift_count).

* gcc.c-torture/execute/20050502-2.c: New test.

From-SVN: r99156
gcc/ChangeLog diff | blob | blame | history
gcc/config/i386/i386.c diff | blob | blame | history
gcc/testsuite/ChangeLog diff | blob | blame | history
gcc/testsuite/gcc.c-torture/execute/20050502-2.c [new file with mode: 0644] blob
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