# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1395223659 -3600
# Node ID 3c8de2692867d65355edd45ca81972a11d7a3041
# Parent  1d853e629891b036c62b6d2bd8e20f0f77fcb11e
TruffleCompiler: print hint if hitting the assertion

diff -r 1d853e629891 -r 3c8de2692867 graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/PartialEvaluator.java
--- a/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/PartialEvaluator.java	Wed Mar 19 12:01:30 2014 +0100
+++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/PartialEvaluator.java	Wed Mar 19 11:07:39 2014 +0100
@@ -250,7 +250,7 @@
         StructuredGraph graph = truffleCache.lookup(targetMethod, arguments, assumptions, canonicalizer);
 
         if (targetMethod.getAnnotation(ExplodeLoop.class) != null) {
-            assert graph.hasLoops();
+            assert graph.hasLoops() : graph + " does not contain a loop";
             final StructuredGraph graphCopy = graph.copy();
             final List<Node> modifiedNodes = new ArrayList<>();
             for (ParameterNode param : graphCopy.getNodes(ParameterNode.class)) {