From 2e3a6af7faf1841d620baee12993f59cccdd4e4c Mon Sep 17 00:00:00 2001
From: Irina Popa <irinagpopa@gmail.com>
Date: Tue, 17 Jul 2018 16:31:09 +0300
Subject: rustc_codegen_llvm: use safe references for ThinLTOBuffer.

---
 src/librustc_codegen_llvm/back/lto.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/librustc_codegen_llvm/back')

diff --git a/src/librustc_codegen_llvm/back/lto.rs b/src/librustc_codegen_llvm/back/lto.rs
index 27a8b5c1d07..ce56be734d7 100644
--- a/src/librustc_codegen_llvm/back/lto.rs
+++ b/src/librustc_codegen_llvm/back/lto.rs
@@ -579,7 +579,7 @@ impl Drop for ThinData {
     }
 }
 
-pub struct ThinBuffer(*mut llvm::ThinLTOBuffer);
+pub struct ThinBuffer(&'static mut llvm::ThinLTOBuffer);
 
 unsafe impl Send for ThinBuffer {}
 unsafe impl Sync for ThinBuffer {}
@@ -604,7 +604,7 @@ impl ThinBuffer {
 impl Drop for ThinBuffer {
     fn drop(&mut self) {
         unsafe {
-            llvm::LLVMRustThinLTOBufferFree(self.0);
+            llvm::LLVMRustThinLTOBufferFree(&mut *(self.0 as *mut _));
         }
     }
 }
-- 
cgit 1.4.1-3-g733a5