From c2a31dee835c2312a9e527b1f9ea1b77c24beeab Mon Sep 17 00:00:00 2001
From: Artyom Pavlov <newpavlov@gmail.com>
Date: Sun, 11 Feb 2018 15:57:07 +0300
Subject: [PATCH] Dangling pointer fix

---
 src/librustc_trans/llvm_util.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/librustc_trans/llvm_util.rs b/src/librustc_trans/llvm_util.rs
index 1f921513fe62..b25562252e72 100644
--- a/src/librustc_trans/llvm_util.rs
+++ b/src/librustc_trans/llvm_util.rs
@@ -118,8 +118,8 @@ pub fn target_features(sess: &Session) -> Vec<Symbol> {
         .iter()
         .filter(|feature| {
             let llvm_feature = to_llvm_feature(feature);
-            let ptr = CString::new(llvm_feature).unwrap().as_ptr();
-            unsafe { llvm::LLVMRustHasFeature(target_machine, ptr) }
+            let cstr = CString::new(llvm_feature).unwrap();
+            unsafe { llvm::LLVMRustHasFeature(target_machine, cstr.as_ptr()) }
         })
         .map(|feature| Symbol::intern(feature)).collect()
 }