From 0acd55898d0aaae8dbc14c8a1bc1e3bdffc8701b Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Sat, 27 Jul 2024 13:32:59 -0300
Subject: Added gcc option '-Wconversion'

No warnings for standard numerical types. Still pending alternative
numerical types.
---
 lopcodes.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'lopcodes.h')

diff --git a/lopcodes.h b/lopcodes.h
index 736946e3..31f6fac0 100644
--- a/lopcodes.h
+++ b/lopcodes.h
@@ -72,8 +72,11 @@ enum OpMode {iABC, ivABC, iABx, iAsBx, iAx, isJ};
 ** so they must fit in ints.
 */
 
-/* Check whether type 'int' has at least 'b' bits ('b' < 32) */
-#define L_INTHASBITS(b)		((UINT_MAX >> ((b) - 1)) >= 1)
+/*
+** Check whether type 'int' has at least 'b' + 1 bits.
+** 'b' < 32; +1 for the sign bit.
+*/
+#define L_INTHASBITS(b)		((UINT_MAX >> (b)) >= 1)
 
 
 #if L_INTHASBITS(SIZE_Bx)
-- 
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