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changeset 7545:b30b33d9da80

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sanity checks for SnippetInstaller.installSubstitutions()
author Doug Simon <doug.simon@oracle.com>
date Thu, 24 Jan 2013 08:16:41 +0100
parents 5d9c23b8dbb8
children 727e869891fc
files graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/SnippetInstaller.java
diffstat 1 files changed, 2 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/SnippetInstaller.java	Wed Jan 23 22:39:57 2013 +0100
+++ b/graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/SnippetInstaller.java	Thu Jan 24 08:16:41 2013 +0100
@@ -105,6 +105,8 @@
     public void installSubstitutions(Class<?> substitutions) {
         assert owner == Thread.currentThread() : "substitution installation must be single threaded";
         ClassSubstitution classSubstitution = substitutions.getAnnotation(ClassSubstitution.class);
+        assert classSubstitution != null;
+        assert !SnippetsInterface.class.isAssignableFrom(substitutions);
         for (Method substituteMethod : substitutions.getDeclaredMethods()) {
             MethodSubstitution methodSubstitution = substituteMethod.getAnnotation(MethodSubstitution.class);
             MacroSubstitution macroSubstitution = substituteMethod.getAnnotation(MacroSubstitution.class);