Rename inst_range() to instructions() for consistency. NFC

llvm-svn: 244248
diff --git a/llvm/lib/Transforms/Instrumentation/SafeStack.cpp b/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
index 6b185a2..ac2775b 100644
--- a/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
+++ b/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
@@ -275,7 +275,7 @@
                           SmallVectorImpl<AllocaInst *> &DynamicAllocas,
                           SmallVectorImpl<ReturnInst *> &Returns,
                           SmallVectorImpl<Instruction *> &StackRestorePoints) {
-  for (Instruction &I : inst_range(&F)) {
+  for (Instruction &I : instructions(&F)) {
     if (auto AI = dyn_cast<AllocaInst>(&I)) {
       ++NumAllocas;