From 6d0c694ec816c3422efa4d5f973eda3ae4ad6933 Mon Sep 17 00:00:00 2001
From: weiyu <weiyuluo1232@gmail.com>
Date: Fri, 14 Jun 2019 15:36:53 -0700
Subject: [PATCH] function that returns source line number

---
 getPosition.hpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 getPosition.hpp

diff --git a/getPosition.hpp b/getPosition.hpp
new file mode 100644
index 0000000..f26d172
--- /dev/null
+++ b/getPosition.hpp
@@ -0,0 +1,19 @@
+#pragma once
+
+#include <llvm/IR/DebugLoc.h>
+//#include <llvm/IR/Constant.h>
+//#include <llvm/IR/Instruction.h>
+//#include <llvm/IR/IRBuilder.h>
+//#include <llvm/Support/raw_ostream.h>
+
+Value *getPosition( Instruction * I, IRBuilder <> IRB)
+{
+	const DebugLoc & debug_location = I->getDebugLoc ();
+	std::string position_string;
+	{
+		llvm::raw_string_ostream position_stream (position_string);
+		debug_location . print (position_stream);
+	}
+
+	return IRB . CreateGlobalStringPtr (position_string);
+}
-- 
2.34.1