From 207dbf1071702952c701009f86a97f5c4cf3aae6 Mon Sep 17 00:00:00 2001
From: Eyck Jentzsch <eyck@minres.com>
Date: Fri, 17 Feb 2023 06:28:30 +0100
Subject: [PATCH] fixes out of range access for register alias names

---
 gen_input/templates/interp/CORENAME.cpp.gtl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gen_input/templates/interp/CORENAME.cpp.gtl b/gen_input/templates/interp/CORENAME.cpp.gtl
index 4b84520..ebedab0 100644
--- a/gen_input/templates/interp/CORENAME.cpp.gtl
+++ b/gen_input/templates/interp/CORENAME.cpp.gtl
@@ -92,7 +92,7 @@ protected:
     using compile_ret_t = virt_addr_t;
     using compile_func = compile_ret_t (this_class::*)(virt_addr_t &pc, code_word_t instr);
 
-    inline const char *name(size_t index){return traits::reg_aliases.at(index);}
+    inline const char *name(size_t index){return index<traits::reg_aliases.size()?traits::reg_aliases[index]:"illegal";}
 
     typename arch::traits<ARCH>::opcode_e decode_inst_id(code_word_t instr);
     virt_addr_t execute_inst(finish_cond_e cond, virt_addr_t start, uint64_t icount_limit) override;