CHANGE GCC optimization level from O3 to O2

src/playdate/bindings/graphics.nim

@@ -3,19 +3,19 @@
 import utils, types
 
 type LCDRect* {.importc: "LCDRect", header: "pd_api.h".} = object
-    left* {.importc.}: int # int32?
-    right* {.importc.}: int
-    top* {.importc.}: int
-    bottom* {.importc.}: int
+    left* {.importc.}: int32
+    right* {.importc.}: int32
+    top* {.importc.}: int32
+    bottom* {.importc.}: int32
 
-proc makeLCDRect*(x: int, y: int, width: int, height: int): LCDRect =
+proc makeLCDRect*(x: int32, y: int32, width: int32, height: int32): LCDRect =
     return LCDRect(left: x, right: x + width, top: y, bottom: y + height)
 
 proc translateLCDRect*(rect: LCDRect, dx: int, dy: int): LCDRect {.importc: "PDStringEncoding", header: "pd_api.h".}
 
-const LCD_COLUMNS*: int = 400
-const LCD_ROWS*: int = 240
-const LCD_ROWSIZE*: int = 52
+const LCD_COLUMNS*: int32 = 400
+const LCD_ROWS*: int32 = 240
+const LCD_ROWSIZE*: int32 = 52
 const LCD_SCREEN_RECT* = makeLCDRect(0, 0, LCD_COLUMNS, LCD_ROWS)
 
 # Enums

src/playdate/build/config.nim

@@ -80,7 +80,10 @@ when defined(device):
 
     if defined(release):
         switch("define", "release")
-        switch("opt", "speed")
+        # Normally, one would use opt = speed, which implies O3 (optimization level 3),
+        # but O2 outperforms O3 on the Playdate
+        switch("opt", "none")
+        switch("passC", "-O2")
         switch("debuginfo", "off")
         switch("index", "off")
         switch("stackTrace", "off")

src/playdate/graphics.nim

@@ -342,7 +342,7 @@ proc createPattern*(this: ptr PlaydateGraphics, bitmap: LCDBitmap, x: int, y: in
 
 import macros
 
-proc fillPolygon*[Int32x2](this: ptr PlaydateGraphics, points: seq[Int32x2], color: LCDColor, fillRule: LCDPolygonFillRule) =
+proc fillPolygon*[Int32x2](this: ptr PlaydateGraphics, points: openArray[Int32x2], color: LCDColor, fillRule: LCDPolygonFillRule) =
     when sizeof(Int32x2) != sizeof(int32) * 2: {.error: "size of points is not sizeof(int32) * 2".}
 
     privateAccess(PlaydateGraphics)