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-rw-r--r--lib/CodeGen/StackProtector.cpp9
1 files changed, 3 insertions, 6 deletions
diff --git a/lib/CodeGen/StackProtector.cpp b/lib/CodeGen/StackProtector.cpp
index cca5e61717..3e6f44cabf 100644
--- a/lib/CodeGen/StackProtector.cpp
+++ b/lib/CodeGen/StackProtector.cpp
@@ -397,8 +397,6 @@ bool StackProtector::InsertStackProtectors() {
StackGuardVar);
}
- // TODO: Put in check here if platform supports the stack protector check
- // intrinsic.
if (EnableSelectionDAGSP && !TM->Options.EnableFastISel &&
SupportsSelectionDAGSP) {
// Since we have a potential tail call, insert the special stack check
@@ -420,10 +418,9 @@ bool StackProtector::InsertStackProtectors() {
CallInst::Create(Intrinsic, Args, "", InsertionPt);
} else {
- // If we do not have a potential tail call or our platform does not
- // support lowering the stack protector check pseudo node, perform the IR
- // level stack check.
-
+ // If we do not support SelectionDAG based tail calls, generate IR level
+ // tail calls.
+ //
// For each block with a return instruction, convert this:
//
// return: