From 1c018c2ad03e224519a7fbb09a42697fb1f1bfdd Mon Sep 17 00:00:00 2001 From: David Majnemer Date: Thu, 10 Sep 2015 18:50:09 +0000 Subject: [PATCH] [IR] Conservatively mark 'catchpad' as accessing memory The exact semantics of 'catchpad' are really in the hands of the personality routine so we shouldn't assume that they have no side effects. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247322 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/IR/Instruction.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/IR/Instruction.cpp b/lib/IR/Instruction.cpp index 908e79039b5..91ac83c10d4 100644 --- a/lib/IR/Instruction.cpp +++ b/lib/IR/Instruction.cpp @@ -414,6 +414,7 @@ bool Instruction::mayReadFromMemory() const { case Instruction::Fence: // FIXME: refine definition of mayReadFromMemory case Instruction::AtomicCmpXchg: case Instruction::AtomicRMW: + case Instruction::CatchPad: case Instruction::CatchRet: case Instruction::TerminatePad: return true; @@ -436,6 +437,7 @@ bool Instruction::mayWriteToMemory() const { case Instruction::VAArg: case Instruction::AtomicCmpXchg: case Instruction::AtomicRMW: + case Instruction::CatchPad: case Instruction::CatchRet: case Instruction::TerminatePad: return true; -- 2.34.1