re PR rtl-optimization/55717 (ICE in form_sum, at reload.c:5400)
PR debug/55717 * rtlhooks-def.h (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Define to gen_lowpart_if_possible. (gen_lowpart_no_emit_general): Remove prototype. * rtlhooks.c (gen_lowpart_no_emit_general): Removed. * simplify-rtx.c (simplify_unary_operation_1, simplify_binary_operation_1): Continue simplifying if rtl_hooks.gen_lowpart_no_emit returns NULL_RTX. * dwarf2out.c (mem_loc_descriptor) <case TRUNCATE>: Handle truncation like lowpart SUBREG. * testsuite/g++.dg/opt/pr55717.C: New test. From-SVN: r194575
Showing
gcc/testsuite/g++.dg/opt/pr55717.C
0 → 100644
Please
register
or
sign in
to comment