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authorDale Johannesen <dalej@apple.com>2009-03-04 21:53:29 +0000
committerDale Johannesen <dalej@apple.com>2009-03-04 21:53:29 +0000
commit508d338feed773e20e1ca82ed0ff595f75e33e8b (patch)
tree40e57774043401c163bbee35391d665b83a259bf
parente97c73354101507af0bc804c5c049a084c0c0c86 (diff)
Add some cautionary comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66080 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/llvm/Intrinsics.td4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/llvm/Intrinsics.td b/include/llvm/Intrinsics.td
index 6d008f3e3b..779b64a500 100644
--- a/include/llvm/Intrinsics.td
+++ b/include/llvm/Intrinsics.td
@@ -260,7 +260,9 @@ let Properties = [IntrNoMem] in {
//===------------------------ Debugger Intrinsics -------------------------===//
//
-// None of these intrinsics accesses memory at all.
+// None of these intrinsics accesses memory at all...but that doesn't mean the
+// optimizers can change them aggressively. Special handling needed in a few
+// places.
let Properties = [IntrNoMem] in {
def int_dbg_stoppoint : Intrinsic<[llvm_void_ty],
[llvm_i32_ty, llvm_i32_ty,