From: Niadb <34917535+Niadb@users.noreply.github.com>
Date: Fri, 19 Jun 2020 15:48:35 +0000 (-0600)
Subject: Update compiler.h
X-Git-Tag: v1.4.7~132^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8c115cbe234decc9c05b7f8215a2201639aa5c2e;p=thirdparty%2Fzstd.git

Update compiler.h

Added a comment explaining the purpose of the WIN_CDECL macro
---

diff --git a/lib/common/compiler.h b/lib/common/compiler.h
index 781ee4351..91bd85e43 100644
--- a/lib/common/compiler.h
+++ b/lib/common/compiler.h
@@ -38,6 +38,11 @@
 
 #endif
 
+/**
+  On MSVC qsort requires functions passed to it use the __cdecl calling conversion(CC). 
+  This explictly marks such functions as __cdecl so that the code will still compile 
+  if a CC other than __cdecl has been made the default.
+*/
 #if  defined(_MSC_VER)
 #  define WIN_CDECL __cdecl
 #else