From abc8372911a7937a6d084b762353b3aa2cdd9ca4 Mon Sep 17 00:00:00 2001
From: Ben Harris <mail@bharr.is>
Date: Sun, 2 Feb 2014 17:47:38 +0800
Subject: [PATCH] Disable ARM ehabi when building without landing pads

---
 src/librustc/back/link.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/librustc/back/link.rs b/src/librustc/back/link.rs
index fc38fa25a2146..4778fed9de5d9 100644
--- a/src/librustc/back/link.rs
+++ b/src/librustc/back/link.rs
@@ -337,8 +337,13 @@ pub mod write {
             llvm_c_strs.push(s);
         };
         add("rustc"); // fake program name
-        add("-arm-enable-ehabi");
-        add("-arm-enable-ehabi-descriptors");
+
+        // Only enable ARM EHABI if we are unwinding
+        if !sess.no_landing_pads() {
+            add("-arm-enable-ehabi");
+            add("-arm-enable-ehabi-descriptors");
+        }
+
         if vectorize_loop { add("-vectorize-loops"); }
         if vectorize_slp  { add("-vectorize-slp");   }
         if sess.time_llvm_passes() { add("-time-passes"); }