The DCE patch for PR rtl-optimization/42575 appears to have introduced a
bootstrap failure on PowerPC targets:
/farm/dje/src/src/gcc/cfg.c: In function 'scale_bbs_frequencies_gcov_type':
/farm/dje/src/src/gcc/cfg.c:1109:1: internal compiler error: in
delete_corresponding_reg_eq_notes, at dce.c:495
--
Summary: DCE ICE on PPC
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code, build
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dje at gcc dot gnu dot org
GCC build triplet: *-*-*
GCC host triplet: *-*-*
GCC target triplet: powerpc-*-*
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45135
