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-rw-r--r--src/nvim/api/private/defs.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/nvim/api/private/defs.h b/src/nvim/api/private/defs.h
index 432ab347bc..8bd1dd5085 100644
--- a/src/nvim/api/private/defs.h
+++ b/src/nvim/api/private/defs.h
@@ -36,9 +36,7 @@ typedef enum {
#define NO_RESPONSE UINT64_MAX
/// Mask for all internal calls
-#define INTERNAL_CALL_MASK (UINT64_MAX ^ (UINT64_MAX >> 1))
-// (1 << 63) in all forms produces “warning: shift count >= width of type
-// [-Wshift-count-overflow]”
+#define INTERNAL_CALL_MASK (((uint64_t)1) << (sizeof(uint64_t) * 8 - 1))
/// Internal call from VimL code
#define VIML_INTERNAL_CALL INTERNAL_CALL_MASK