First bitcase use may not lead to a dbg.declare intrinsic. Iterate uses until one find's dbg.declare intrinsic.
Patch by Sunae Seo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85518 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 1349f27..2a6e04e 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -1304,9 +1304,10 @@
// Look for the bitcast.
for (Value::use_const_iterator I = V->use_begin(), E =V->use_end();
I != E; ++I)
- if (isa<BitCastInst>(I))
- return findDbgDeclare(*I, false);
-
+ if (isa<BitCastInst>(I)) {
+ const DbgDeclareInst *DDI = findDbgDeclare(*I, false);
+ if (DDI) return DDI;
+ }
return 0;
}