workaround for Issue 16473

9il · 9il · commit 545dfd08d705 · 2016-09-30T16:13:35.000+02:00
diff --git a/std/experimental/ndslice/slice.d b/std/experimental/ndslice/slice.d
@@ -2727,7 +2727,8 @@ struct Slice(size_t _N, _Range)
         Increment `++` and Decrement `--` operators for a $(B fully defined index).
         +/
         auto ref opIndexUnary(string op)(size_t[N] _indexes...)
-            if (op == `++` || op == `--`)
+            // @@@workaround@@@ for Issue 16473
+            //if (op == `++` || op == `--`)
         {
             mixin (`return ` ~ op ~ `_ptr[indexStride(_indexes)];`);
         }
@@ -2742,6 +2743,14 @@ struct Slice(size_t _N, _Range)
             assert(a[1, 2] == 1);
         }
 
+        // Issue 16473
+        static if (doUnittest)
+        unittest
+        {
+            auto sl = slice!double(2, 5);
+            auto d = -sl[0, 1];
+        }
+
         static if (doUnittest)
         pure nothrow unittest
         {

Original file line number	Diff line number	Diff line change
`@@ -2727,7 +2727,8 @@ struct Slice(size_t _N, _Range)`
`2727`	`2727`	Increment `++` and Decrement `--` operators for a $(B fully defined index).
`2728`	`2728`	`+/`
`2729`	`2729`	`auto ref opIndexUnary(string op)(size_t[N] _indexes...)`
`2730`		- if (op == `++` \|\| op == `--`)
	`2730`	`+ // @@@workaround@@@ for Issue 16473`
	`2731`	+ //if (op == `++` \|\| op == `--`)
`2731`	`2732`	`{`
`2732`	`2733`	mixin (`return ` ~ op ~ `_ptr[indexStride(_indexes)];`);
`2733`	`2734`	`}`
`@@ -2742,6 +2743,14 @@ struct Slice(size_t _N, _Range)`
`2742`	`2743`	`assert(a[1, 2] == 1);`
`2743`	`2744`	`}`
`2744`	`2745`
	`2746`	`+ // Issue 16473`
	`2747`	`+ static if (doUnittest)`
	`2748`	`+ unittest`
	`2749`	`+ {`
	`2750`	`+ auto sl = slice!double(2, 5);`
	`2751`	`+ auto d = -sl[0, 1];`
	`2752`	`+ }`
	`2753`	`+`
`2745`	`2754`	`static if (doUnittest)`
`2746`	`2755`	`pure nothrow unittest`
`2747`	`2756`	`{`