[C++11] Add predecessors(BasicBlock *) / successors(BasicBlock *) iterator ranges.
Summary: This patch introduces two new iterator ranges and updates existing code to use it. No functional change intended.
Test Plan: All tests (make check-all) still pass.
Reviewers: dblaikie
Reviewed By: dblaikie
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D4481
llvm-svn: 213474
diff --git a/llvm/docs/ProgrammersManual.rst b/llvm/docs/ProgrammersManual.rst
index 46ec15f..049e372 100644
--- a/llvm/docs/ProgrammersManual.rst
+++ b/llvm/docs/ProgrammersManual.rst
@@ -1854,12 +1854,11 @@
#include "llvm/Support/CFG.h"
BasicBlock *BB = ...;
- for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI != E; ++PI) {
- BasicBlock *Pred = *PI;
+ for (BasicBlock *Pred : predecessors(BB)) {
// ...
}
-Similarly, to iterate over successors use ``succ_iterator/succ_begin/succ_end``.
+Similarly, to iterate over successors use ``successors``.
.. _simplechanges: