Another MIPS function return ABI fix. Ok for trunk? --
This fixes tmpdir-g++.dg-struct-layout-1/{t032,t059} failure. Clang++ ignores C++17 empty bases in return values as well. gcc/ * config/mips/mips.cc (mips_fpr_return_fields): Ignore cxx17_empty_base_field_p fields. --- gcc/config/mips/mips.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/config/mips/mips.cc b/gcc/config/mips/mips.cc index 0f2492219f3..5010f99f761 100644 --- a/gcc/config/mips/mips.cc +++ b/gcc/config/mips/mips.cc @@ -6337,7 +6337,8 @@ mips_fpr_return_fields (const_tree valtype, tree *fields, i = 0; for (field = TYPE_FIELDS (valtype); field != 0; field = DECL_CHAIN (field)) { - if (TREE_CODE (field) != FIELD_DECL) + if (TREE_CODE (field) != FIELD_DECL + || cxx17_empty_base_field_p (field)) continue; if (DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD (field)) -- 2.35.1