fixed issue #118

objectcomputing · Mar 17, 2022 · 2101ef9 · 2101ef9
1 parent 99e0daa
commit 2101ef9
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Showing 2 changed files with 6 additions and 6 deletions.
diff --git a/src/mfast/decimal_ref.h b/src/mfast/decimal_ref.h
@@ -41,7 +41,7 @@ typedef boost::multiprecision::number<decimal_backend> decimal;
 
 inline decimal make_decimal(int64_t mantissa, int16_t exponent) {
   decimal r(mantissa);
-  r *= decimal_backend(1.0, exponent);
+  r *= decimal(decimal_backend(1.0, exponent));
   return r;
 }
 
@@ -119,7 +119,7 @@ class decimal_cref : public field_cref {
 
   decimal value() const {
     decimal r(mantissa());
-    r *= decimal_backend(1.0, exponent());
+    r *= decimal(decimal_backend(1.0, exponent()));
     return r;
   }
 

diff --git a/src/mfast/field_visitor.h b/src/mfast/field_visitor.h
@@ -44,7 +44,7 @@ template <> struct result_holder<void> {
 
 template <class FieldAccessor,
           class Result = decltype(
-              static_cast<FieldAccessor *>(nullptr)->visit(int32_cref()))>
+              std::declval<FieldAccessor *>()->visit(int32_cref()))>
 class field_accessor_adaptor : public field_instruction_visitor,
                                private result_holder<Result> {
   FieldAccessor &accssor_;
@@ -157,7 +157,7 @@ class field_accessor_adaptor : public field_instruction_visitor,
 
 template <class FieldMutator,
           class Result = decltype(
-              static_cast<FieldMutator *>(nullptr)->visit(int32_mref()))>
+              std::declval<FieldMutator *>()->visit(int32_mref()))>
 class field_mutator_adaptor : public field_instruction_visitor,
                               private result_holder<Result> {
   allocator *alloc_;
@@ -291,7 +291,7 @@ inline void field_mref::accept_mutator(FieldMutator &mutator) const {
 }
 
 template <typename T>
-inline decltype(static_cast<T *>(nullptr)->visit(int32_cref()))
+inline decltype(std::declval<T *>()->visit(int32_cref()))
 apply_accessor(T &accessor, field_cref v) {
   detail::field_accessor_adaptor<T> adaptor(accessor);
   v.instruction()->accept(adaptor, const_cast<mfast::value_storage *>(
@@ -300,7 +300,7 @@ apply_accessor(T &accessor, field_cref v) {
 }
 
 template <typename T>
-inline decltype(static_cast<T *>(nullptr)->visit(int32_mref()))
+inline decltype(std::declval<T *>()->visit(int32_mref()))
 apply_mutator(T &mutator, field_mref v) {
   detail::field_mutator_adaptor<T> adaptor(mutator, v.allocator());
   v.instruction()->accept(adaptor, field_mref_core_access::storage_of(v));