remove outdated comments

tests2/bounds.cpp

@@ -31,7 +31,7 @@ TEST_CASE("bounds_1", "[bounds]")
   
   REQUIRE_NOTHROW( A(n_rows-1,n_cols-1) = 0 );
   
-  // out of bounds access will throw unless ARMA_NO_DEBUG is defined
+  // out of bounds access will throw
   REQUIRE_THROWS( A(n_rows,n_cols) = 0 );
   }
 

tests2/fn_accu.cpp

@@ -114,7 +114,7 @@ TEST_CASE("fn_accu_4", "[accu]")
   REQUIRE( accu(A % B)                                           == Approx(double((2*4)*(A.n_rows*A.n_cols))) );
   REQUIRE( accu(A(span::all,span::all) % B(span::all,span::all)) == Approx(double((2*4)*(A.n_rows*A.n_cols))) );
 
-  // A and C matrices are non-conformat, so accu() will throw unless ARMA_NO_DEBUG is defined
+  // A and C matrices are non-conformant
   REQUIRE_THROWS( accu(A % C) );
   REQUIRE_THROWS( accu(A(span::all,span::all) % C(span::all,span::all)) );
   }

tests2/mat_plus.cpp

@@ -110,7 +110,7 @@ TEST_CASE("mat_plus_2", "[plus]")
   
   mat X(6,5);
   mat Y;
-  REQUIRE_THROWS( Y = A+X );  // adding non-conformant matrices will throw unless ARMA_NO_DEBUG is defined
+  REQUIRE_THROWS( Y = A+X );  // adding non-conformant matrices will throw
   }