From: Klaus Ethgen <Klaus@Ethgen.de>
Date: Thu, 14 Apr 2016 13:25:44 +0000 (+0100)
Subject: Work around GCC6
X-Git-Tag: v1.3~48
X-Git-Url: http://geeqie.org/cgi-bin/gitweb.cgi?p=geeqie.git;a=commitdiff_plain;h=b5fef3db36186993d711878b5ae687138747c732

Work around GCC6

This problem is really annoying. Left shifting a value does not require
it to be positive in C. However, some specifications define that as
undefined behaviour.

Nevertheless, as used in this case it is perfectly fine and widely used
construct.

Closes #230, #378
---

diff --git a/src/typedefs.h b/src/typedefs.h
index ca34ef6c..7223ea70 100644
--- a/src/typedefs.h
+++ b/src/typedefs.h
@@ -161,7 +161,7 @@ typedef enum {
 	CHANGE_WARN_CHANGED_EXT        = 1 << 3,
 	CHANGE_WARN_UNSAVED_META       = 1 << 4,
 	CHANGE_WARN_NO_WRITE_PERM_DEST_DIR  = 1 << 5,
-	CHANGE_ERROR_MASK              = (~0) << 8, /* the values below are fatal errors */
+	CHANGE_ERROR_MASK              = (~0U) << 8, /* the values below are fatal errors */
 	CHANGE_NO_READ_PERM            = 1 << 8,
 	CHANGE_NO_WRITE_PERM_DIR       = 1 << 9,
 	CHANGE_NO_DEST_DIR             = 1 << 10,