1 files changed, 3 insertions, 0 deletions
diff --git a/lld/COFF/LTO.cpp b/lld/COFF/LTO.cpp
index 2fa3536db873..d117abf86f79 100644
--- a/lld/COFF/LTO.cpp
+++ b/lld/COFF/LTO.cpp
@@ -62,6 +62,7 @@ static std::string getThinLTOOutputFile(StringRef path) {
 static lto::Config createConfig() {
   lto::Config c;
   c.Options = initTargetOptionsFromCodeGenFlags();
+  c.Options.EmitAddrsig = true;
 
   // Always emit a section per function/datum with LTO. LLVM LTO should get most
   // of the benefit of linker GC, but there are still opportunities for ICF.
@@ -84,6 +85,8 @@ static lto::Config createConfig() {
   c.AlwaysEmitRegularLTOObj = !config->ltoObjPath.empty();
   c.UseNewPM = config->ltoNewPassManager;
   c.DebugPassManager = config->ltoDebugPassManager;
+  c.CSIRProfile = std::string(config->ltoCSProfileFile);
+  c.RunCSIRInstr = config->ltoCSProfileGenerate;
 
   if (config->saveTemps)
     checkError(c.addSaveTemps(std::string(config->outputFile) + ".",