http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50856
Richard Earnshaw <rearnsha at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |arm Priority|P3 |P4 Status|UNCONFIRMED |NEW Last reconfirmed| |2011-10-24 Ever Confirmed|0 |1 --- Comment #1 from Richard Earnshaw <rearnsha at gcc dot gnu.org> 2011-10-24 17:13:14 UTC --- Confirmed. With the second case we get quite close to getting it right (having detected that there is an ABS expression, but we fail to merge it with the original subtract.