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-rw-r--r--os/common/ports/AVR/chcore.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/os/common/ports/AVR/chcore.c b/os/common/ports/AVR/chcore.c
index 77f6ace9f..c754244c5 100644
--- a/os/common/ports/AVR/chcore.c
+++ b/os/common/ports/AVR/chcore.c
@@ -71,6 +71,9 @@ __attribute__((naked, weak))
#endif
void _port_switch(thread_t *ntp, thread_t *otp) {
+ (void)ntp;
+ (void)otp;
+
asm volatile ("push r2");
asm volatile ("push r3");
asm volatile ("push r4");