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re PR rtl-optimization/48141 (DSE compile time hog)
authorJakub Jelinek <jakub@redhat.com>
Thu, 17 Mar 2011 12:35:04 +0000 (13:35 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Thu, 17 Mar 2011 12:35:04 +0000 (13:35 +0100)
commit1b6fa86002afb4a8f28ab40afc812ec5e73ccba6
treef38d80304975154c0fc076b80fccc2023ac48021tree
parentcb21e9cdf7176be9c23c3a003822cf7a3d3f4995commit | diff
re PR rtl-optimization/48141 (DSE compile time hog)

PR rtl-optimization/48141
* dse.c (record_store): If no positions are needed in an insn
that cannot be deleted, at least unchain it from active_local_stores.

* gcc.dg/pr48141.c: New test.

From-SVN: r171089
gcc/ChangeLog diff | blob | history
gcc/dse.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/pr48141.c [new file with mode: 0644] blob