From 8884d9d2f056c91cc434534d71055345f484fc5b Mon Sep 17 00:00:00 2001
From: Jameson Nash <vtjnash@gmail.com>
Date: Mon, 22 Aug 2016 18:33:47 -0400
Subject: [PATCH] precompile: major LLVM speed improvement

fix #15048

(cherry picked from commit 95428baeffc53c14a73634510a334c230d1ddaa8)
ref #18191
---
 src/codegen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/codegen.cpp b/src/codegen.cpp
index fa6e0904c45c4..879092d49d6e1 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -5809,7 +5809,7 @@ extern "C" void jl_init_codegen(void)
 #ifdef DISABLE_OPT
         .setOptLevel(CodeGenOpt::None)
 #else
-        .setOptLevel(CodeGenOpt::Aggressive)
+        .setOptLevel(jl_options.opt_level == 0 ? CodeGenOpt::None : CodeGenOpt::Aggressive)
 #endif
 #if defined(USE_MCJIT) && !defined(LLVM36)
         .setUseMCJIT(true)