Fix pointer sign warnings for sexp-format-test.

ChangeLog

 2016-09-03  Niels Möller  <nisse@lysator.liu.se>
 
-	* testsuite/rsa-encrypt-test.c (test_main): Fix pointer
-	signednesss warning.
-
 	* testsuite/testutils.h (US): New macro, for unsigned string
 	literals.
 	(LDATA): Use the US macro, to eliminate pointer signedness
@@ -19,6 +16,8 @@
 
 	* testsuite/yarrow-test.c (test_main): Fix pointer
 	signednesss warning.
+	* testsuite/sexp-format-test.c (test_main): Likewise.
+	* testsuite/rsa-encrypt-test.c (test_main): Likewise.
 
 	* testsuite/testutils.c (test_armor): Change ascii argument to
 	const char *.

testsuite/sexp-format-test.c

@@ -13,7 +13,7 @@ test_main(void)
   struct nettle_buffer buffer;
 
   {
-    const uint8_t e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
+    const char e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_format(&buffer, "(%0s(%0s%0s))",
@@ -29,7 +29,7 @@ test_main(void)
     nettle_buffer_clear(&buffer);
   }
   {
-    const uint8_t e[] = "{KDM6Zm9vKDM6YmFyMTc6eHh4eHh4eHh4eHh4eHh4eHgpKQ==}";
+    const char e[] = "{KDM6Zm9vKDM6YmFyMTc6eHh4eHh4eHh4eHh4eHh4eHgpKQ==}";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_transport_format(&buffer, "(%0s(%0s%0s))",
@@ -45,7 +45,7 @@ test_main(void)
     nettle_buffer_clear(&buffer);
   }
   {
-    const uint8_t e[] = "1:\0""1:a2:bc3:def4:ghij5:\x00\xDE\xAD\xBE\xEF";
+    const char e[] = "1:\0""1:a2:bc3:def4:ghij5:\x00\xDE\xAD\xBE\xEF";
 
     nettle_buffer_init(&buffer);  
     ASSERT(sexp_format(&buffer, "%i%i%i%i%i%i",
@@ -58,7 +58,7 @@ test_main(void)
   }
 
   {
-    const uint8_t e[] = "(3:foo(4:bar))";
+    const char e[] = "(3:foo(4:bar))";
     
     nettle_buffer_init(&buffer);  
     ASSERT(sexp_format(&buffer, "(%0s%l)",
@@ -71,7 +71,7 @@ test_main(void)
   }
 
   {
-    const uint8_t e[] = "([1:t]3:foo3:bar[6:gazonk]3:baz1:q)";
+    const char e[] = "([1:t]3:foo3:bar[6:gazonk]3:baz1:q)";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_format(&buffer, "(%0t%0s%0s%0t%0s%0t%0s)",
@@ -84,7 +84,7 @@ test_main(void)
 
   /* Try literals */
   {
-    const uint8_t e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
+    const char e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_format(&buffer, "(%0s(bar%0s))",
@@ -100,7 +100,7 @@ test_main(void)
     nettle_buffer_clear(&buffer);
   }
   {
-    const uint8_t e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
+    const char e[] = "(3:foo(3:bar17:xxxxxxxxxxxxxxxxx))";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_format(&buffer, "(%0s(bar xxxxxxxxxxxxxxxxx))",
@@ -118,7 +118,7 @@ test_main(void)
 
   /* Literal parenthesis */
   {
-    const uint8_t e[] = ")3:foo(3:bar";
+    const char e[] = ")3:foo(3:bar";
 
     nettle_buffer_init(&buffer);
     ASSERT(sexp_format(&buffer, "%)foo%(%s", (size_t) 3, "bar")
@@ -138,12 +138,12 @@ test_main(void)
     mpz_t y;
     mpz_t z;
     
-    const uint8_t e[] =
+    const char e[] =
       "(3:foo(3:bar1:\xff""11:abcdefghijk13:\0\x81""abcdefghijk))";
 
     mpz_init_set_si(x, -1);
-    nettle_mpz_init_set_str_256_u(y, 11, "abcdefghijk");
-    nettle_mpz_init_set_str_256_u(z, 12, "\x81""abcdefghijk");
+    nettle_mpz_init_set_str_256_u(y, 11, US("abcdefghijk"));
+    nettle_mpz_init_set_str_256_u(z, 12, US("\x81""abcdefghijk"));
     nettle_buffer_init(&buffer);
 
     ASSERT(sexp_format(&buffer, "(%0s(%0s%b%b%b))",