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-rw-r--r--src/emu/cpu/pdp1/tx0.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/emu/cpu/pdp1/tx0.c b/src/emu/cpu/pdp1/tx0.c
index 8c2c9c33887..1a3ab230f4b 100644
--- a/src/emu/cpu/pdp1/tx0.c
+++ b/src/emu/cpu/pdp1/tx0.c
@@ -99,7 +99,9 @@ void tx0_device::tx0_write(offs_t address, int data)
else
/* toggle switch storage (TSS) */
/* TSS is read-only */
- ;
+ {
+ /* nothing */
+ }
}