Merge pull request #2764 from yebblies/issue11332

Issue 11332 - ICE(dt.c) and missing error when interpreting an unimplemented builtin
dlang · Nov 14, 2013 · e2faabf · e2faabf
2 parents e2e1335 + 3d7c9b7
commit e2faabf
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diff --git a/src/interpret.c b/src/interpret.c
@@ -6303,7 +6303,10 @@ Expression *evaluateIfBuiltin(InterState *istate, Loc loc,
             }
             e = eval_builtin(loc, b, &args);
             if (!e)
+            {
+                error(loc, "cannot evaluate unimplemented builtin %s at compile time", fd->toChars());
                 e = EXP_CANT_INTERPRET;
+            }
         }
     }
 

diff --git a/test/fail_compilation/fail11332.d b/test/fail_compilation/fail11332.d
@@ -0,0 +1,14 @@
+/*
+TEST_OUTPUT:
+---
+fail_compilation/fail11332.d(11): Error: cannot evaluate unimplemented builtin yl2x at compile time
+---
+*/
+
+void test11332()
+{
+    import core.math : yl2x;
+    static x = yl2x(0, 0);
+    // This tests that a un-implemented builtin correctly produces an error.
+    // Replace with a different builtin if you have just implemented support for yl2x.
+}