sdcc/support/regression/tests/bug-2582.c

   1 /*
   2    bug-2195.c
   3
   4    A z80 parameter passing bug.
   5 */
   6
   7 #include <testfwk.h>
   8
   9 typedef unsigned char u8;
  10
  11 typedef struct WindowPositionStruct
  12 {
  13     u8 mX;
  14     u8 mY;
  15 } WindowPosition;
  16
  17 typedef struct WindowSizeStruct
  18 {
  19     u8 mW;
  20     u8 mH;
  21 } WindowSize;
  22
  23 typedef struct WindowPositionAndSizeStruct
  24 {
  25     WindowPosition mPosition;
  26     WindowSize mSize;
  27 } WindowPositionAndSize;
  28
  29 typedef struct WindowRenderStyleStruct
  30 {
  31     u8 mStateColor[4];
  32 } WindowRenderStyle;
  33
  34 typedef struct WindowStruct
  35 {
  36     WindowPositionAndSize mPositionAndSize;
  37
  38     WindowRenderStyle* mpStyle;
  39 } Window;
  40
  41 void BG_FillRect( u8 x, u8 y, u8 w, u8 h, u8 f)
  42 {
  43     ASSERT(x == 1);
  44     ASSERT(y == 2);
  45     ASSERT(w == 3);
  46     ASSERT(h == 4);
  47     ASSERT(f == 0);
  48 }
  49
  50 static Window gWindow;
  51 static WindowRenderStyle gWindowRenderStyle;
  52
  53 void testBug(void)
  54 {
  55     u8 state = 0;
  56     gWindow.mpStyle = &gWindowRenderStyle;
  57     gWindow.mPositionAndSize.mPosition.mX = 1;
  58     gWindow.mPositionAndSize.mPosition.mY = 2;
  59     gWindow.mPositionAndSize.mSize.mW = 3;
  60     gWindow.mPositionAndSize.mSize.mH = 4;
  61
  62     {
  63         Window* pWindow = &gWindow;
  64
  65         BG_FillRect(
  66             pWindow->mPositionAndSize.mPosition.mX,
  67             pWindow->mPositionAndSize.mPosition.mY,
  68             pWindow->mPositionAndSize.mSize.mW,
  69             pWindow->mPositionAndSize.mSize.mH,
  70             pWindow->mpStyle->mStateColor[state]
  71         );
  72     }
  73 }
  74