[OperandBundles] Have GlobalsModRef play nice with operand bundles
A call site's use of a Value might not correspond to an argument
operand but to a bundle operand.
llvm-svn: 256329
diff --git a/llvm/lib/Analysis/GlobalsModRef.cpp b/llvm/lib/Analysis/GlobalsModRef.cpp
index 51a83d5..ab2263a 100644
--- a/llvm/lib/Analysis/GlobalsModRef.cpp
+++ b/llvm/lib/Analysis/GlobalsModRef.cpp
@@ -353,12 +353,12 @@
} else if (auto CS = CallSite(I)) {
// Make sure that this is just the function being called, not that it is
// passing into the function.
- if (!CS.isCallee(&U)) {
+ if (CS.isDataOperand(&U)) {
// Detect calls to free.
- if (isFreeCall(I, &TLI)) {
+ if (CS.isArgOperand(&U) && isFreeCall(I, &TLI)) {
if (Writers)
Writers->insert(CS->getParent()->getParent());
- } else if (CS.doesNotCapture(CS.getArgumentNo(&U))) {
+ } else if (CS.doesNotCapture(CS.getDataOperandNo(&U))) {
Function *ParentF = CS->getParent()->getParent();
// A nocapture argument may be read from or written to, but does not
// escape unless the call can somehow recurse.