From 176b88a84eab6b0745d7f139c1d7c8de6e0abb05 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Bylica?= <pawel.bylica@imapp.pl>
Date: Wed, 14 Jan 2015 14:24:27 +0100
Subject: [PATCH] Build JitVm only with evmjit tag (`go build -tags evmjit`)

---
 vm/vm_jit.go      |  2 ++
 vm/vm_jit_fake.go | 10 ++++++++++
 2 files changed, 12 insertions(+)
 create mode 100644 vm/vm_jit_fake.go

diff --git a/vm/vm_jit.go b/vm/vm_jit.go
index f5f6a53754..f67d0a0d8a 100644
--- a/vm/vm_jit.go
+++ b/vm/vm_jit.go
@@ -1,3 +1,5 @@
+// +build evmjit
+
 package vm
 
 import "math/big"
diff --git a/vm/vm_jit_fake.go b/vm/vm_jit_fake.go
new file mode 100644
index 0000000000..84c7ec0b33
--- /dev/null
+++ b/vm/vm_jit_fake.go
@@ -0,0 +1,10 @@
+// +build !evmjit
+
+package vm
+
+import "fmt"
+
+func NewJitVm(env Environment) VirtualMachine {
+	fmt.Printf("Warning! EVM JIT not enabled.\n")
+	return NewDebugVm(env)
+}