From 2777f8464ed1a39d159fec67a6fe78e60b230b3f Mon Sep 17 00:00:00 2001
From: Ayke van Laethem <aykevanlaethem@gmail.com>
Date: Wed, 22 Aug 2018 00:54:39 +0200
Subject: [PATCH] Implement printing of booleans

---
 compiler.go          | 3 ++-
 src/runtime/print.go | 8 ++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/compiler.go b/compiler.go
index 297fb454..ce68b27f 100644
--- a/compiler.go
+++ b/compiler.go
@@ -1008,7 +1008,8 @@ func (c *Compiler) parseBuiltin(frame *Frame, args []ssa.Value, callName string)
 							panic("undefined: " + name)
 						}
 						c.builder.CreateCall(fn, []llvm.Value{value}, "")
-						continue
+					} else if typ.Kind() == types.Bool {
+						c.builder.CreateCall(c.mod.NamedFunction("runtime.printbool"), []llvm.Value{value}, "")
 					} else {
 						return llvm.Value{}, errors.New("unknown basic arg type: " + typ.String())
 					}
diff --git a/src/runtime/print.go b/src/runtime/print.go
index c4fd074c..91fcd1e6 100644
--- a/src/runtime/print.go
+++ b/src/runtime/print.go
@@ -101,3 +101,11 @@ func printptr(ptr uintptr) {
 		ptr <<= 4
 	}
 }
+
+func printbool(b bool) {
+	if b {
+		printstring("true")
+	} else {
+		printstring("false")
+	}
+}