Allow multiple registrations of the same target.
- This doesn't necessarily seem like a good idea, but the JIT unittest
currently relies on it.
llvm-svn: 75769
diff --git a/llvm/lib/Support/TargetRegistry.cpp b/llvm/lib/Support/TargetRegistry.cpp
index 258d703d..77cf2dd 100644
--- a/llvm/lib/Support/TargetRegistry.cpp
+++ b/llvm/lib/Support/TargetRegistry.cpp
@@ -111,15 +111,13 @@
Target::TripleMatchQualityFnTy TQualityFn,
Target::ModuleMatchQualityFnTy MQualityFn,
Target::JITMatchQualityFnTy JITQualityFn) {
- // Note that we don't require the constructor functions already be defined, in
- // case a module happens to initialize the optional functionality before the
- // target.
- assert(!T.Next && !T.Name && !T.ShortDesc && !T.TripleMatchQualityFn &&
- !T.ModuleMatchQualityFn && !T.JITMatchQualityFn &&
- "This Target already registered!");
-
assert(Name && ShortDesc && TQualityFn && MQualityFn && JITQualityFn &&
"Missing required target information!");
+
+ // Check if this target has already been initialized, we allow this as a
+ // convenience to some clients.
+ if (T.Name)
+ return;
// Add to the list of targets.
T.Next = FirstTarget;