fix Issue 14895 - ICE on array operation when its result is concatenated

dlang · Jan 31, 2016 · 67392af · 67392af
1 parent 84f6aaf
commit 67392af
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diff --git a/src/expression.d b/src/expression.d
@@ -13180,6 +13180,12 @@ public:
             return e;
         Type tb1 = e1.type.toBasetype();
         Type tb2 = e2.type.toBasetype();
+
+        auto f1 = checkNonAssignmentArrayOp(e1);
+        auto f2 = checkNonAssignmentArrayOp(e2);
+        if (f1 || f2)
+            return new ErrorExp();
+
         /* BUG: Should handle things like:
          *      char c;
          *      c ~ ' '

diff --git a/test/fail_compilation/fail_arrayop2.d b/test/fail_compilation/fail_arrayop2.d
@@ -180,3 +180,16 @@ void test13910()
         return !!((data[segmentId][28..29]) & (1 << 0));
     }
 }
+
+/*
+TEST_OUTPUT:
+---
+fail_compilation/fail_arrayop2.d(194): Error: array operation a[] + 1 without destination memory not allowed
+fail_compilation/fail_arrayop2.d(194): Error: array operation a[] * 2 without destination memory not allowed
+---
+*/
+void test14895()
+{
+    int[] a;
+    int[] b = (a[] + 1) ~ a[] * 2;
+}