From 57cc1a5d77d89a01508782dec8dabece351fbf1c Mon Sep 17 00:00:00 2001 From: Oren Ben Simhon Date: Tue, 9 Jan 2018 08:53:59 +0000 Subject: Added Control Flow Protection Flag Cf-protection is a target independent flag that instructs the back-end to instrument control flow mechanisms like: Branch, Return, etc. For example in X86 this flag will be used to instrument Indirect Branch Tracking instructions. Differential Revision: https://reviews.llvm.org/D40478 Change-Id: I5126e766c0e6b84118cae0ee8a20fe78cc373dea llvm-svn: 322063 --- clang/lib/CodeGen/CodeGenFunction.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'clang/lib/CodeGen/CodeGenFunction.cpp') diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp index 0cbe071d..4a45b5a 100644 --- a/clang/lib/CodeGen/CodeGenFunction.cpp +++ b/clang/lib/CodeGen/CodeGenFunction.cpp @@ -887,7 +887,8 @@ void CodeGenFunction::StartFunction(GlobalDecl GD, } // Apply xray attributes to the function (as a string, for now) - if (D && ShouldXRayInstrumentFunction()) { + bool InstrumentXray = ShouldXRayInstrumentFunction(); + if (D && InstrumentXray) { if (const auto *XRayAttr = D->getAttr()) { if (XRayAttr->alwaysXRayInstrument()) Fn->addFnAttr("function-instrument", "xray-always"); -- cgit v1.1