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-rw-r--r--tmk_core/common/action.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tmk_core/common/action.c b/tmk_core/common/action.c
index eecfdbb6da..f6fc8b0056 100644
--- a/tmk_core/common/action.c
+++ b/tmk_core/common/action.c
@@ -89,7 +89,7 @@ action_t store_or_get_action(bool pressed, keypos_t key)
if (pressed) {
layer = layer_switch_get_layer(key);
for (uint8_t bit_number = 0; bit_number <= 4; bit_number++) {
- source_layers_cache[bit_number][storage_row] ^= (-(!!(layer & (1U << bit_number)) ^ source_layers_cache[bit_number][storage_row])) & (1U << storage_bit);
+ source_layers_cache[bit_number][storage_row] ^= (-(bool)((layer & (1U << bit_number)) != 0) ^ source_layers_cache[bit_number][storage_row])) & (1U << storage_bit);
}
} else {
layer = 0;