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-rw-r--r--erts/include/internal/ethr_mutex.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/erts/include/internal/ethr_mutex.h b/erts/include/internal/ethr_mutex.h
index a510a2c97f..8ef3b1e40b 100644
--- a/erts/include/internal/ethr_mutex.h
+++ b/erts/include/internal/ethr_mutex.h
@@ -108,13 +108,13 @@ void LeaveCriticalSection(CRITICAL_SECTION *);
# error Need a qlock implementation
#endif
-#define ETHR_RWMTX_W_FLG__ (((ethr_sint32_t) 1) << 31)
-#define ETHR_RWMTX_W_WAIT_FLG__ (((ethr_sint32_t) 1) << 30)
-#define ETHR_RWMTX_R_WAIT_FLG__ (((ethr_sint32_t) 1) << 29)
+#define ETHR_RWMTX_W_FLG__ ((ethr_sint32_t) (1U << 31))
+#define ETHR_RWMTX_W_WAIT_FLG__ ((ethr_sint32_t) (1U << 30))
+#define ETHR_RWMTX_R_WAIT_FLG__ ((ethr_sint32_t) (1U << 29))
/* frequent read kind */
-#define ETHR_RWMTX_R_FLG__ (((ethr_sint32_t) 1) << 28)
-#define ETHR_RWMTX_R_ABRT_UNLCK_FLG__ (((ethr_sint32_t) 1) << 27)
+#define ETHR_RWMTX_R_FLG__ ((ethr_sint32_t) (1U << 28))
+#define ETHR_RWMTX_R_ABRT_UNLCK_FLG__ ((ethr_sint32_t) (1U << 27))
#define ETHR_RWMTX_R_PEND_UNLCK_MASK__ (ETHR_RWMTX_R_ABRT_UNLCK_FLG__ - 1)
/* normal kind */