From d74c96d9423652d4467339ee24bb6db2e5df21cb Mon Sep 17 00:00:00 2001
From: Yonghong Song <yhs@fb.com>
Date: Wed, 5 May 2021 19:11:13 -0700
Subject: [PATCH 1/2] fix llvm compilation errors

MCContext and InitMCObjectFileInfo name/signatures
are changed due to upstream patch
  https://reviews.llvm.org/D101462
Adjust related codes in bcc_debug.cc properly to resolve
the compilation error for llvm13.

Signed-off-by: Yonghong Song <yhs@fb.com>
---
 src/cc/bcc_debug.cc | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/cc/bcc_debug.cc b/src/cc/bcc_debug.cc
index 371b6ad3..775c9141 100644
--- a/src/cc/bcc_debug.cc
+++ b/src/cc/bcc_debug.cc
@@ -128,11 +128,16 @@ void SourceDebugger::dump() {
     return;
   }
 
+  std::unique_ptr<MCSubtargetInfo> STI(
+      T->createMCSubtargetInfo(TripleStr, "", ""));
   MCObjectFileInfo MOFI;
+#if LLVM_MAJOR_VERSION >= 13
+  MCContext Ctx(TheTriple, MAI.get(), MRI.get(), &MOFI, STI.get(), nullptr);
+  MOFI.initMCObjectFileInfo(Ctx, false, false);
+#else
   MCContext Ctx(MAI.get(), MRI.get(), &MOFI, nullptr);
   MOFI.InitMCObjectFileInfo(TheTriple, false, Ctx, false);
-  std::unique_ptr<MCSubtargetInfo> STI(
-      T->createMCSubtargetInfo(TripleStr, "", ""));
+#endif
 
   std::unique_ptr<MCInstrInfo> MCII(T->createMCInstrInfo());
   MCInstPrinter *IP = T->createMCInstPrinter(TheTriple, 0, *MAI, *MCII, *MRI);
-- 
2.31.1