Add some explicit casts as needed to make ed25519_ref10 compile

Apparently, ref10 likes implicit conversions from int64 to int32 more
than our warnings do.

1 files changed, 10 insertions, 10 deletions

diff --git a/src/ext/ed25519/ref10/fe_sq.c b/src/ext/ed25519/ref10/fe_sq.c
index 8dd119841c..54a39496e2 100644
--- a/src/ext/ed25519/ref10/fe_sq.c
+++ b/src/ext/ed25519/ref10/fe_sq.c
@@ -136,14 +136,14 @@ void fe_sq(fe h,const fe f)
 
   carry0 = (h0 + (crypto_int64) (1<<25)) >> 26; h1 += carry0; h0 -= carry0 << 26;
 
-  h[0] = h0;
-  h[1] = h1;
-  h[2] = h2;
-  h[3] = h3;
-  h[4] = h4;
-  h[5] = h5;
-  h[6] = h6;
-  h[7] = h7;
-  h[8] = h8;
-  h[9] = h9;
+  h[0] = (crypto_int32) h0;
+  h[1] = (crypto_int32) h1;
+  h[2] = (crypto_int32) h2;
+  h[3] = (crypto_int32) h3;
+  h[4] = (crypto_int32) h4;
+  h[5] = (crypto_int32) h5;
+  h[6] = (crypto_int32) h6;
+  h[7] = (crypto_int32) h7;
+  h[8] = (crypto_int32) h8;
+  h[9] = (crypto_int32) h9;
 }