Implement and use new method Function::hasAddressTaken().
llvm-svn: 73164
diff --git a/llvm/lib/VMCore/Function.cpp b/llvm/lib/VMCore/Function.cpp
index 3a991f6..54bd895 100644
--- a/llvm/lib/VMCore/Function.cpp
+++ b/llvm/lib/VMCore/Function.cpp
@@ -364,4 +364,15 @@
#include "llvm/Intrinsics.gen"
#undef GET_LLVM_INTRINSIC_FOR_GCC_BUILTIN
+ /// hasAddressTaken - returns true if there are any uses of this function
+ /// other than direct calls or invokes to it.
+bool Function::hasAddressTaken() const {
+ for (Value::use_const_iterator I = use_begin(), E = use_end(); I != E; ++I) {
+ if (I.getOperandNo() != 0 ||
+ (!isa<CallInst>(*I) && !isa<InvokeInst>(*I)))
+ return true;
+ }
+ return false;
+}
+
// vim: sw=2 ai