Fix value of last

mborland · mborland · commit 287aa2baec2f · 2025-10-21T10:20:42.000+02:00
diff --git a/include/boost/decimal/cstdio.hpp b/include/boost/decimal/cstdio.hpp
@@ -228,7 +228,7 @@ inline auto snprintf_impl(char* buffer, const std::size_t buf_size, const char*
             detail::make_uppercase(buffer, r.ptr);
         }
         *r.ptr = '\0';
-        const auto offset {convert_pointer_pair_to_local_locale(buffer, buffer + buf_size)};
+        const auto offset {convert_pointer_pair_to_local_locale(buffer, buffer + buf_size - byte_count)};
 
         buffer = r.ptr + (offset == -1 ? 0 : offset);
 

Original file line number	Diff line number	Diff line change
`@@ -228,7 +228,7 @@ inline auto snprintf_impl(char* buffer, const std::size_t buf_size, const char*`
`228`	`228`	`detail::make_uppercase(buffer, r.ptr);`
`229`	`229`	`}`
`230`	`230`	`*r.ptr = '\0';`
`231`		`- const auto offset {convert_pointer_pair_to_local_locale(buffer, buffer + buf_size)};`
	`231`	`+ const auto offset {convert_pointer_pair_to_local_locale(buffer, buffer + buf_size - byte_count)};`
`232`	`232`
`233`	`233`	`buffer = r.ptr + (offset == -1 ? 0 : offset);`
`234`	`234`