From b016ec6b344e63bf18d3f90b3926c531288e2071 Mon Sep 17 00:00:00 2001
From: Brandon Fish <brandon.j.fish@gmail.com>
Date: Tue, 30 Apr 2019 23:44:34 -0500
Subject: [PATCH] Add start_of_code_block to function

---
 lib/llvm-backend/src/code.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/llvm-backend/src/code.rs b/lib/llvm-backend/src/code.rs
index 1a309dcfe..f9bfba26b 100644
--- a/lib/llvm-backend/src/code.rs
+++ b/lib/llvm-backend/src/code.rs
@@ -4724,6 +4724,12 @@ impl ModuleCodeGenerator<LLVMFunctionCodeGenerator, LLVMBackend, CodegenError>
         );
         let num_params = locals.len();
 
+        let start_of_code_block = self.context.append_basic_block(&function, "start_of_code");
+        let entry_end_inst = self
+            .builder
+            .build_unconditional_branch(&start_of_code_block);
+        self.builder.position_at_end(&start_of_code_block);
+
         let code = LLVMFunctionCodeGenerator {
             state,
             builder: unsafe { ::std::mem::transmute::<&Builder, &'static Builder>(&self.builder) },