Index: include/llvm/CodeGen/MachineInstr.h
===================================================================
--- include/llvm/CodeGen/MachineInstr.h
+++ include/llvm/CodeGen/MachineInstr.h
@@ -1171,6 +1171,9 @@
   return OS;
 }
 
+void printDebugLoc(DebugLoc DL, const MachineFunction *MF,
+                   raw_ostream &CommentOS);
+
 } // End llvm namespace
 
 #endif
Index: lib/CodeGen/MachineInstr.cpp
===================================================================
--- lib/CodeGen/MachineInstr.cpp
+++ lib/CodeGen/MachineInstr.cpp
@@ -1450,7 +1450,8 @@
 #endif
 }
 
-static void printDebugLoc(DebugLoc DL, const MachineFunction *MF,
+namespace llvm {
+void printDebugLoc(DebugLoc DL, const MachineFunction *MF,
                          raw_ostream &CommentOS) {
   const LLVMContext &Ctx = MF->getFunction()->getContext();
   if (!DL.isUnknown()) {          // Print source line info.
@@ -1473,6 +1474,7 @@
     }
   }
 }
+}
 
 void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM,
                          bool SkipOpers) const {
Index: lib/Target/X86/X86CodeEmitter.cpp
===================================================================
--- lib/Target/X86/X86CodeEmitter.cpp
+++ lib/Target/X86/X86CodeEmitter.cpp
@@ -1112,9 +1112,18 @@
     case TargetOpcode::INLINEASM:
       // We allow inline assembler nodes with empty bodies - they can
       // implicitly define registers, which is ok for JIT.
-      if (MI.getOperand(0).getSymbolName()[0])
+      if (MI.getOperand(0).getSymbolName()[0]) {
+        DebugLoc DL = MI.getDebugLoc();
+        if (const MachineBasicBlock *MBB = MI.getParent()) {
+          if (const MachineFunction *MF = MBB->getParent()) {
+            printDebugLoc(DL, MF, llvm::errs());
+            llvm::errs() << '\n';
+          }
+        }
         report_fatal_error("JIT does not support inline asm!");
+      }
       break;
+    case TargetOpcode::DBG_VALUE:
     case TargetOpcode::CFI_INSTRUCTION:
       break;
     case TargetOpcode::GC_LABEL: