Implement and use new method Function::hasAddressTaken().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73164 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp
index 2bb6428..a612634 100644
--- a/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -127,17 +127,8 @@
// Second check: make sure that all callers are direct callers. We can't
// transform functions that have indirect callers.
- for (Value::use_iterator UI = F->use_begin(), E = F->use_end();
- UI != E; ++UI) {
- CallSite CS = CallSite::get(*UI);
- if (!CS.getInstruction()) // "Taking the address" of the function
- return false;
-
- // Ensure that this call site is CALLING the function, not passing it as
- // an argument.
- if (!CS.isCallee(UI))
- return false;
- }
+ if (F->hasAddressTaken())
+ return false;
// Check to see which arguments are promotable. If an argument is promotable,
// add it to ArgsToPromote.