[Bug tree-optimization/21520] missing PRE opportunity with cast after cast

2005-05-11 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2005-05-11 22:04 --- And we save an instruction on x86 (both with -O2 -fomit-frame-pointer) before: movl4(%esp), %edx movb$1, %al testl %edx, %edx je .L4 movzbl (%edx), %e

[Bug tree-optimization/21520] missing PRE opportunity with cast after cast

2005-05-11 Thread pinskia at gcc dot gnu dot org
-- What|Removed |Added CC||dberlin at gcc dot gnu dot ||org, pinskia at gcc dot gnu