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| -rw-r--r-- | gcc/go/go-gcc.cc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/go/go-gcc.cc b/gcc/go/go-gcc.cc index f3de7a8..7b4b2ad 100644 --- a/gcc/go/go-gcc.cc +++ b/gcc/go/go-gcc.cc @@ -2112,6 +2112,19 @@ Gcc_backend::call_expression(Bfunction*, // containing fcn for call args[i] = fn_args.at(i)->get_tree(); if (args[i] == error_mark_node) return this->error_expression(); + if (TREE_TYPE(args[i]) == void_type_node) + { + // This can happen for a case like f(g()) where g returns a + // zero-sized type, because in that case we've changed g to + // return void. + tree t = TYPE_ARG_TYPES(TREE_TYPE(TREE_TYPE(fn))); + for (size_t j = 0; j < i; ++j) + t = TREE_CHAIN(t); + tree arg_type = TREE_TYPE(TREE_VALUE(t)); + args[i] = fold_build2_loc(EXPR_LOCATION(args[i]), COMPOUND_EXPR, + arg_type, args[i], + build_zero_cst(arg_type)); + } } tree fndecl = fn; |