fix call to std::isfinite() on Windows (#2283)

src/cpp_generator.cpp

@@ -213,13 +213,13 @@ cpp_generator::function cpp_generator::generate_module(const module& m,
                 ins->get_literal().visit([&](auto v) {
                     assert(v.size() == 1);
                     auto x = v.front();
-                    if(std::isinf(x))
+                    if(std::isinf(static_cast<double>(x)))
                     {
                         string_literal = "__builtin_huge_val()";
                         if(x < 0)
                             string_literal = "-__builtin_huge_val()";
                     }
-                    else if(std::isnan(x))
+                    else if(std::isnan(static_cast<double>(x)))
                         string_literal = "__builtin_nan()";
                     else
                         string_literal = ins->get_literal().to_string();

src/include/migraphx/op/convert.hpp

@@ -68,7 +68,7 @@ struct convert : unary<convert>
             auto y = x;
             shape::visit(type, [&](auto as) {
                 // clamping value between target_type's max and min doesn't work for NaNs,
-                if(std::isnan(x))
+                if(std::isnan(static_cast<double>(x)))
                 {
                     y = as.nan();
                 }

src/include/migraphx/op/isnan.hpp

@@ -35,7 +35,7 @@ struct isnan : unary<isnan>
 {
     auto apply() const
     {
-        return [](auto x) { return std::isnan(x); };
+        return [](auto x) { return std::isnan(static_cast<double>(x)); };
     }
 
     std::string name() const { return "isnan"; }

src/include/migraphx/verify.hpp

@@ -90,8 +90,7 @@ struct not_finite_fn
     template <class T>
     bool operator()(T x) const
     {
-        using std::isfinite;
-        return not isfinite(x);
+        return not std::isfinite(static_cast<double>(x));
     }
 };
 static constexpr not_finite_fn not_finite{};
@@ -101,8 +100,7 @@ struct compare_mag_fn
     template <class T, class U>
     bool operator()(T x, U y) const
     {
-        using std::fabs;
-        return fabs(x) < fabs(y);
+        return std::fabs(x) < std::fabs(y);
     }
 };
 static constexpr compare_mag_fn compare_mag{};

src/program.cpp

@@ -347,7 +347,7 @@ void program::finalize()
 template <class T>
 std::string classify(T x)
 {
-    switch(std::fpclassify(x))
+    switch(std::fpclassify(static_cast<double>(x)))
     {
     case FP_INFINITE: return "inf";
     case FP_NAN: return "nan";