Check for infinity along with r.ec value

mborland · mborland · commit 40c6a4587d2b · 2025-12-05T14:36:08.000+01:00
diff --git a/include/boost/decimal/string.hpp b/include/boost/decimal/string.hpp
@@ -22,7 +22,7 @@ auto from_string_impl(const std::string& str, std::size_t* idx)
     DecimalType val;
     const auto r {from_chars(str, val)};
 
-    if (r.ec == std::errc::result_out_of_range)
+    if (r.ec == std::errc::result_out_of_range || val == std::numeric_limits<DecimalType>::infinity())
     {
         val = std::numeric_limits<DecimalType>::signaling_NaN();
         BOOST_DECIMAL_THROW_EXCEPTION(std::out_of_range("Conversion is outside the range of the type"));

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ auto from_string_impl(const std::string& str, std::size_t* idx)`
`22`	`22`	`DecimalType val;`
`23`	`23`	`const auto r {from_chars(str, val)};`
`24`	`24`
`25`		`- if (r.ec == std::errc::result_out_of_range)`
	`25`	`+ if (r.ec == std::errc::result_out_of_range \|\| val == std::numeric_limits<DecimalType>::infinity())`
`26`	`26`	`{`
`27`	`27`	`val = std::numeric_limits<DecimalType>::signaling_NaN();`
`28`	`28`	`BOOST_DECIMAL_THROW_EXCEPTION(std::out_of_range("Conversion is outside the range of the type"));`