Resolve visual studio warning C4127: conditional expression is constant. (#118)

dgeelen · dgeelen-uipath · web-flow · commit f4ea3c9c0ab1 · 2021-02-16T07:30:01.000-08:00
Co-authored-by: Daniël Geelen &lt;daniel.geelen@uipath.com&gt;
diff --git a/include/boost/iostreams/detail/streambuf/indirect_streambuf.hpp b/include/boost/iostreams/detail/streambuf/indirect_streambuf.hpp
@@ -390,11 +390,18 @@ inline void indirect_streambuf<T, Tr, Alloc, Mode>::close_impl
         sync();
         setp(0, 0);
     }
+    #if defined(BOOST_MSVC)
+      #pragma warning(push)
+      #pragma warning(disable: 4127) // conditional expression is constant
+    #endif
     if ( !is_convertible<category, dual_use>::value ||
          is_convertible<Mode, input>::value == (which == BOOST_IOS::in) )
     {
         obj().close(which, next_);
     }
+    #if defined(BOOST_MSVC)
+      #pragma warning(pop)
+    #endif
 }
 
 //----------State changing functions------------------------------------------//

Original file line number	Diff line number	Diff line change
`@@ -390,11 +390,18 @@ inline void indirect_streambuf<T, Tr, Alloc, Mode>::close_impl`
`390`	`390`	`sync();`
`391`	`391`	`setp(0, 0);`
`392`	`392`	`}`
	`393`	`+ #if defined(BOOST_MSVC)`
	`394`	`+ #pragma warning(push)`
	`395`	`+ #pragma warning(disable: 4127) // conditional expression is constant`
	`396`	`+ #endif`
`393`	`397`	`if ( !is_convertible<category, dual_use>::value \|\|`
`394`	`398`	`is_convertible<Mode, input>::value == (which == BOOST_IOS::in) )`
`395`	`399`	`{`
`396`	`400`	`obj().close(which, next_);`
`397`	`401`	`}`
	`402`	`+ #if defined(BOOST_MSVC)`
	`403`	`+ #pragma warning(pop)`
	`404`	`+ #endif`
`398`	`405`	`}`
`399`	`406`
`400`	`407`	`//----------State changing functions------------------------------------------//`