use matrix and add osx build

.travis.yml

@@ -1,14 +1,25 @@
-sudo: required
-addons:
-  apt:
-    sources:
-    - ubuntu-toolchain-r-test
-    packages:
-    - gcc-5
-    - g++-5
-    - make
+language: c
+matrix:
+  include:
+    - os: linux
+      sudo: required
+      addons:
+        apt:
+          sources:
+          - ubuntu-toolchain-r-test
+          packages:
+          - gcc-5
+          - g++-5
+          - make
+    - os: osx
+      osx_image: xcode10.2
+      env:
+        - MATRIX_EVAL="brew install glm freetype cjson glfw"
 script:
-  - sudo unlink /usr/bin/gcc && sudo ln -s /usr/bin/gcc-5 /usr/bin/gcc
+  - |
+    if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
+      sudo unlink /usr/bin/gcc && sudo ln -s /usr/bin/gcc-5 /usr/bin/gcc
+    fi
   - export VROOT=$(pwd)
   - cd ./compiler
   - make

compiler/Makefile

@@ -7,8 +7,8 @@ v: v.c
 v.c:
 	wget https://raw.githubusercontent.com/vlang/vc/master/v.c
 
-test:
-	find .. -name '*_test.v' | xargs v {}
+test: v
+	find .. -name '*_test.v' | xargs ./v {}
 
 clean:
 	-rm v.c

glm/glm_test.v

@@ -6,7 +6,7 @@ import os
 import gl
 import gg
 
-fn cmp(a, b float) bool {
+fn cmp(a, b f32) bool {
 	return int(a * 1000) == int(b * 1000)
 }