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authorJeff Law <law@redhat.com>2004-11-21 20:45:15 -0700
committerJeff Law <law@gcc.gnu.org>2004-11-21 20:45:15 -0700
commit609d9bedc8330c0a167e6def421825d61838041a (patch)
tree6e71185714ba701c1d93582f3849f7a4616cfe24 /gcc/loop-invariant.c
parente8578da6ca34b452b9b2052bb93ed49dcc4388b5 (diff)
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tree-ssa.c (verify_use): Fix comment.
* tree-ssa.c (verify_use): Fix comment. (verify_phi_args): Check that the number of incoming edges matches the number of PHI arguments. Check that each PHI argument is either an SSA_NAME or an invariant. Coalesce tests for PHIs for dead or duplicated edges. Clear e->aux earlier and avoid separate loop to clear e->aux and test for missed edges. (verify_ssa): Remove first walk over statements. Move checking of PHI args into verify_phi_args. Move checking of statements with aliased stores and V_MAY_DEFS into the remaining loop over the statements. Register defs by walking through the formal SSA_NAME table. From-SVN: r91000
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