int foo(int a) { int tmp = a > 2; if (a > 2) return tmp; }
is not simplified.
--
Summary: FRE does not value number comparisons in COND_EXPRs
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: missed-optimization
Severity: enhancement
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rguenth at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30997
