Description: Various fixes for Rust on MIPS
Author: Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Bug-Debian: https://bugs.debian.org/881845
Last-Update: 2020-03-23

Index: rustc.git/compiler/rustc_codegen_llvm/src/llvm_util.rs
===================================================================
--- rustc.git.orig/compiler/rustc_codegen_llvm/src/llvm_util.rs
+++ rustc.git/compiler/rustc_codegen_llvm/src/llvm_util.rs
@@ -106,6 +106,12 @@ unsafe fn configure_llvm(sess: &Session)
         // during inlining. Unfortunately these may block other optimizations.
         add("-preserve-alignment-assumptions-during-inlining=false", false);
 
+        if sess.target.target.arch == "mips"
+            || sess.target.target.arch == "mips64"
+        {
+            add("-fast-isel=0", false);
+        }
+
         for arg in sess_args {
             add(&(*arg), true);
         }