From: Pádraig Brady <P@draigBrady.com>
Date: Wed, 12 Jul 2023 19:34:47 +0000 (+0100)
Subject: maint: give a new function the "pure" attribute
X-Git-Tag: v9.4~80
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ebd776a422cb21c846ea58f30930234c918e65d9;p=thirdparty%2Fcoreutils.git

maint: give a new function the "pure" attribute

* src/digest.c (problematic_chars): This recently introduced
function does not modify state so is pure, even though GCC 13.1 at least
did not warn about that attribute being appropriate.
---

diff --git a/src/digest.c b/src/digest.c
index 5490f96a49..e80eb3406a 100644
--- a/src/digest.c
+++ b/src/digest.c
@@ -564,6 +564,7 @@ or equivalent standalone program.\
    that need escaping.  Note we escape '\' itself to provide some forward
    compat to introduce escaping of other characters.  */
 
+ATTRIBUTE_PURE
 static bool
 problematic_chars (char const *s)
 {