[Bug target/43988] unnecessary memory store

2012-02-22 Thread xiaoyuanbo at yeah dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43988 xiaoyuanbo changed: What|Removed |Added CC||xiaoyuanbo at yeah dot net --- Comment #2 fr

[Bug target/43988] unnecessary memory store

2010-05-13 Thread ramana at gcc dot gnu dot org
--- Comment #1 from ramana at gcc dot gnu dot org 2010-05-13 10:08 --- Confirmed . I think this is a result of DSE not being able to remove this because the prologue rtx pattern doesn't show the writes of the actual registers. Ramana -- ramana at gcc dot gnu dot org changed: