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-rw-r--r--lib/encodings.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/encodings.c b/lib/encodings.c
index 1f8dae10..68c06c65 100644
--- a/lib/encodings.c
+++ b/lib/encodings.c
@@ -590,7 +590,8 @@ out:
/* Can we take this input encoding and produce this output encoding, perhaps
* with the help of some iconv pipes? */
-static bool compatible_encodings (const char *input, const char *output)
+static bool ATTRIBUTE_PURE compatible_encodings (const char *input,
+ const char *output)
{
if (STREQ (input, output))
return true;