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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2009-03-14 08:10:55 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2009-03-14 08:10:55 +0000
commit6026d749aa74ba4a3dbf40ddfecdd16cb0fd968d (patch)
tree846f43789220854350a5292b7c8ad1aa4e0e2c86 /symlink-tree
parentf2d989b4c93cd49e08e6e7333eec5e886a58c0f1 (diff)
downloadgcc-6026d749aa74ba4a3dbf40ddfecdd16cb0fd968d.tar.gz
PR bootstrap/39454
* cse.c (fold_rtx): Don't modify original const_arg1 when canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a separate variable instead. * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything from out of range shift counts. (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@144857 138bc75d-0d04-0410-961f-82ee72b054a4
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