From 0fd49664ca503b078905322f99d29be9a8e01e79 Mon Sep 17 00:00:00 2001
From: Syrus Akbary <me@syrusakbary.com>
Date: Thu, 16 Apr 2020 17:44:25 -0700
Subject: [PATCH] Fixed Makefile llvm autodetect

---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index ae0f7655bd9..5ad145047d6 100644
--- a/Makefile
+++ b/Makefile
@@ -28,14 +28,14 @@ ifeq ($(ARCH), x86_64)
   # LLVM could be enabled if not in Windows
   ifneq ($(OS), Windows_NT)
     # Autodetect LLVM from llvm-config
-    ifeq (, $(shell which llvm-config))
+    ifneq (, $(shell which llvm-config))
       LLVM_VERSION := $(shell llvm-config --version)
       # If findstring is not empty, then it have found the value
       ifneq (, $(findstring 8,$(LLVM_VERSION))$(findstring 9,$(LLVM_VERSION)))
         backends += llvm
       endif
     else
-      ifeq (, $(shell which llvm-config-8))
+      ifneq (, $(shell which llvm-config-8))
         backends += llvm
       endif
     endif