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Diffstat (limited to 'src/devices/cpu/rsp/rspcp2d.cpp')
-rw-r--r--src/devices/cpu/rsp/rspcp2d.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/devices/cpu/rsp/rspcp2d.cpp b/src/devices/cpu/rsp/rspcp2d.cpp
index c16eb109449..4caacd28a0d 100644
--- a/src/devices/cpu/rsp/rspcp2d.cpp
+++ b/src/devices/cpu/rsp/rspcp2d.cpp
@@ -147,7 +147,7 @@ static void unimplemented_opcode(void *param)
((rsp_cop2 *)param)->cfunc_unimplemented_opcode();
}
-void rsp_cop2_drc::state_string_export(const int index, std::string &str)
+void rsp_cop2_drc::state_string_export(const int index, std::string &str) const
{
switch (index)
{