Mute a pkcs12_plug.c warning that (hopefully) is a false positive

src/pkcs12_plug.c

@@ -416,6 +416,13 @@ static void pkcs12_fill_buffer_simd(unsigned char *data[SIMD_MAX_GROUP_PFX], siz
 	}
 }
 
+/*
+ * Mute what appears to be a false positive in gcc 12-14, see #5154
+ */
+#if __GNUC__ >= 12 && __GNUC__ <= 14
+#pragma GCC diagnostic ignored "-Wstringop-overflow"
+#endif
+
 static int pkcs12_derivation_simd_sha1( unsigned char *data[SSE_GROUP_SZ_SHA1], size_t datalen,
 	        const unsigned char *pwd[SSE_GROUP_SZ_SHA1], size_t pwdlen[SSE_GROUP_SZ_SHA1],
 	        const unsigned char *salt, size_t saltlen, int id, int iterations )