Add a check that we don't have any unused functions.

This check puts all of our code in a C++ anonymous namespace, which is
effectively making all functions `static`. This allows the compiler to
determine that a function is unused, so we can delete it.

1 files changed, 1 insertions, 1 deletions

diff --git a/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/sse/pwhash_scryptsalsa208sha256_sse.c b/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/sse/pwhash_scryptsalsa208sha256_sse.c
index 7f015238..38a536a6 100644
--- a/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/sse/pwhash_scryptsalsa208sha256_sse.c
+++ b/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/sse/pwhash_scryptsalsa208sha256_sse.c
@@ -398,4 +398,4 @@ escrypt_kdf_sse(escrypt_local_t * local,
 #endif
 
 /* ISO C requires a translation unit to contain at least one declaration */
-extern int non_empty_tu_decl;
+typedef int non_empty_tu_decl;