OSX fix, test 0.19.0 as well

.travis.yml

@@ -5,19 +5,14 @@ os:
 language: c
 
 env:
-  # test against both stable & devel
-  - BRANCH=stable
+  - BRANCH=0.19.0
+  - BRANCH=0.19.2
   - BRANCH=devel
 
-# cache:
-  # directories:
-    # - "$HOME/.nimble"
-    # - "$HOME/.choosenim"
-
-# matrix:
-  # allow_failures:
-    # - env: BRANCH=devel
-  # fast_finish: true
+cache:
+  directories:
+    - "$HOME/.choosenim/toolchains/nim-0.19.0"
+    - "$HOME/.choosenim/toolchains/nim-0.19.2"
 
 install:
   - export CHOOSENIM_CHOOSE_VERSION=$BRANCH

appveyor.yml

@@ -9,6 +9,7 @@ matrix:
 
 environment:
   matrix:
+    - NIM_VERSION: 0.19.0
     - NIM_VERSION: 0.19.2
 
 for:

nimterop/treesitter/runtime.nim

@@ -9,7 +9,9 @@ static:
 
 const sourcePath = currentSourcePath().split({'\\', '/'})[0..^4].join("/") & "/inc/treesitter"
 
-{.passC: "-std=c11 -DUTF8PROC_STATIC".}
+when defined(Linux):
+  {.passC: "-std=c11".}
+{.passC: "-DUTF8PROC_STATIC".}
 {.passC: "-I$1/include" % sourcePath.}
 {.passC: "-I$1/src" % sourcePath.}
 {.passC: "-I$1/../utf8proc" % sourcePath.}