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re PR tree-optimization/20657 ([tcb] VRP does not get rid of a redundant "if" statement.)
authorKazu Hirata <kazu@cs.umass.edu>
Thu, 14 Apr 2005 13:34:57 +0000 (13:34 +0000)
committerKazu Hirata <kazu@gcc.gnu.org>
Thu, 14 Apr 2005 13:34:57 +0000 (13:34 +0000)
commita0ce797889cd14d04b87cdacb089fcee6f73415e
tree970b0e0064b90ed58896a85a06254562b80eb47ctree
parentc44001c64356db774cbdc4c47d6ce7120b683f6ccommit | diff
re PR tree-optimization/20657 ([tcb] VRP does not get rid of a redundant "if" statement.)

gcc/
PR tree-optimization/20657
* tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
create an appropriate range from it.

testsuite/
PR tree-optimization/20657
* gcc.dg/tree-ssa/pr20657.c: New.

From-SVN: r98134
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/tree-ssa/pr20657.c [new file with mode: 0644] blob
gcc/tree-vrp.c diff | blob | history