Now builds appropriately with RCPP_NO_SUGAR defined.

Author: dcdillon

inst/include/Rcpp.h

@@ -66,6 +66,8 @@
 
 #include <Rcpp/Nullable.h>
 
+#include <Rcpp/RNGScope.h>
+
 #ifndef RCPP_NO_SUGAR
 #include <Rcpp/sugar/sugar.h>
 #include <Rcpp/stats/stats.h>

inst/include/Rcpp/RNGScope.h

@@ -0,0 +1,14 @@
+#ifndef Rcpp__RNGScope_h
+#define Rcpp__RNGScope_h
+
+namespace Rcpp {
+
+class RNGScope{
+public:
+    RNGScope(){ internal::enterRNGScope(); }
+    ~RNGScope(){ internal::exitRNGScope(); }
+};
+
+} // namespace Rcpp
+
+#endif

inst/include/Rcpp/stats/random/random.h

@@ -24,12 +24,6 @@
 
 namespace Rcpp{
 
-class RNGScope{
-public:
-    RNGScope(){ internal::enterRNGScope(); }
-    ~RNGScope(){ internal::exitRNGScope(); }
-};
-
 template <typename T>
 class Generator : public RNGScope {
 public:

inst/include/Rcpp/vector/Matrix.h

@@ -247,6 +247,7 @@ inline std::ostream &operator<<(std::ostream & s, const Matrix<REALSXP, StorageP
     return s;
 }
 
+#ifndef RCPP_NO_SUGAR
 #define RCPP_GENERATE_MATRIX_SCALAR_OPERATOR(__OPERATOR__)                                                                    \
     template <int RTYPE, template <class> class StoragePolicy, typename T >                                                   \
     inline typename traits::enable_if< traits::is_convertible< typename traits::remove_const_and_reference< T >::type,        \
@@ -281,6 +282,7 @@ RCPP_GENERATE_SCALAR_MATRIX_OPERATOR(*)
 RCPP_GENERATE_SCALAR_MATRIX_OPERATOR(/)
 
 #undef RCPP_GENERATE_SCALAR_MATRIX_OPERATOR
+#endif
 
 template<template <class> class StoragePolicy >
 inline std::ostream &operator<<(std::ostream & s, const Matrix<INTSXP, StoragePolicy> & rhs) {