From 02f66c40fb626656b924c1c7af3b5ededf8963e5 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Wed, 20 Mar 2024 17:00:08 +0100 Subject: [PATCH] nios2: Fix up nios2_setup_incoming_varargs [PR114175] Like for x86-64, alpha or rs6000, nios2 seems to be affected too. Just visually checked differences in c23-stdarg-9.c assembly in a cross without/with the patch, committed to trunk. 2024-03-20 Jakub Jelinek PR target/114175 * config/nios2/nios2.cc (nios2_setup_incoming_varargs): Only skip nios2_function_arg_advance for TYPE_NO_NAMED_ARGS_STDARG_P functions if arg.type is NULL. (cherry picked from commit 4c9d2810908004b7e04599b426aca5ee1bd16735) --- gcc/config/nios2/nios2.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/config/nios2/nios2.cc b/gcc/config/nios2/nios2.cc index 936eb34ace4a..916324c019b2 100644 --- a/gcc/config/nios2/nios2.cc +++ b/gcc/config/nios2/nios2.cc @@ -3524,7 +3524,8 @@ nios2_setup_incoming_varargs (cumulative_args_t cum_v, cfun->machine->uses_anonymous_args = 1; local_cum = *cum; - if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl))) + if (!TYPE_NO_NAMED_ARGS_STDARG_P (TREE_TYPE (current_function_decl)) + || arg.type != NULL_TREE) nios2_function_arg_advance (local_cum_v, arg); regs_to_push = NUM_ARG_REGS - local_cum.regs_used; -- 2.47.2