add pragma(printf) to ErrorSink functions

Author: WalterBright

compiler/src/dmd/errorsink.d

@@ -40,6 +40,8 @@ abstract class ErrorSink
     void vdeprecation(Loc loc, const(char)* format, va_list ap);
     void vdeprecationSupplemental(Loc loc, const(char)* format, va_list ap);
 
+static if (__VERSION__ < 2092)
+{
     void error(Loc loc, const(char)* format, ...)
     {
         va_list ap;
@@ -95,6 +97,72 @@ abstract class ErrorSink
         vdeprecationSupplemental(loc, format, ap);
         va_end(ap);
     }
+}
+else
+{
+    pragma(printf)
+    void error(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        verror(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void errorSupplemental(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        verrorSupplemental(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void warning(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        vwarning(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void warningSupplemental(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        vwarningSupplemental(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void message(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        vmessage(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void deprecation(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        vdeprecation(loc, format, ap);
+        va_end(ap);
+    }
+
+    pragma(printf)
+    void deprecationSupplemental(Loc loc, const(char)* format, ...)
+    {
+        va_list ap;
+        va_start(ap, format);
+        vdeprecationSupplemental(loc, format, ap);
+        va_end(ap);
+    }
+}
 
     /**
      * This will be called to indicate compilation has either

compiler/src/dmd/targetcompiler.d

@@ -215,7 +215,7 @@ mixin template HostObjectNotFound()
         else version (MARS)
         {
             eSink.errorSupplemental(loc, "dmd might not be correctly installed. Run 'dmd -man' for installation instructions.");
-            eSink.errorSupplemental(loc, "config file: %.*s", configFile.length, configFile.ptr);
+            eSink.errorSupplemental(loc, "config file: %.*s", cast(int)configFile.length, configFile.ptr);
         }
         else
             static assert(0, "unknown compiler being built");