gcc/testsuite/gcc.dg/20020430-1.c

   1 /* PR opt/6516 */
   2 /* On x86, something about the structure of this function prevented
   3    cross-jumping from combining the three arms of the switch statement
   4    until the last moment.  After which we did not delete dead code,
   5    which left a reference to the deleted ADDR_VEC.  */
   6
   7 /* { dg-do compile { target fpic } } */
   8 /* { dg-options "-O2 -frename-registers -fpic" } */
   9 /* { dg-skip-if "too many arguments in function call" { bpf-*-* } } */
  10
  11 typedef unsigned long XID;
  12 typedef XID Window;
  13 typedef void Display;
  14 typedef unsigned long Time;
  15
  16 typedef struct {
  17         int type;
  18         unsigned long serial;
  19         int send_event;
  20         Display *display;
  21         Window window;
  22         Window root;
  23         Window subwindow;
  24         Time time;
  25         int x, y;
  26         int x_root, y_root;
  27         unsigned int state;
  28         unsigned int button;
  29         int same_screen;
  30 } XButtonEvent;
  31 typedef struct {
  32         int type;
  33         unsigned long serial;
  34         int send_event;
  35         Display *display;
  36         Window window;
  37         Window root;
  38         Window subwindow;
  39         Time time;
  40         int x, y;
  41         int x_root, y_root;
  42         unsigned int state;
  43         char is_hint;
  44         int same_screen;
  45 } XMotionEvent;
  46 typedef struct {
  47         int type;
  48         unsigned long serial;
  49         int send_event;
  50         Display *display;
  51         Window window;
  52         Window root;
  53         Window subwindow;
  54         Time time;
  55         int x, y;
  56         int x_root, y_root;
  57         int mode;
  58         int detail;
  59         int same_screen;
  60         int focus;
  61         unsigned int state;
  62 } XCrossingEvent;
  63 typedef union _XEvent {
  64         int type;
  65         XButtonEvent xbutton;
  66         XMotionEvent xmotion;
  67         XCrossingEvent xcrossing;
  68 } XEvent;
  69
  70 typedef struct {
  71         int width, height;
  72         Display *display;
  73 } Screen;
  74 typedef struct _CorePart {
  75     Screen *screen;
  76 } CorePart;
  77 typedef struct _WidgetRec {
  78     CorePart core;
  79 } WidgetRec;
  80 typedef struct _WidgetRec *Widget;
  81
  82 typedef struct _SmeRec *SmeObject;
  83 typedef struct _SimpleMenuPart {
  84     SmeObject entry_set;
  85 } SimpleMenuPart;
  86 typedef struct _SimpleMenuRec {
  87     SimpleMenuPart simple_menu;
  88 } SimpleMenuRec;
  89 typedef struct _SimpleMenuRec* SimpleMenuWidget;
  90
  91 typedef short Position;
  92 typedef unsigned short Dimension;
  93 typedef char Boolean;
  94
  95 typedef struct _RectObjPart {
  96     Position x, y;
  97     Dimension width, height;
  98     Dimension border_width;
  99     Boolean managed;
 100     Boolean sensitive;
 101     Boolean ancestor_sensitive;
 102 }RectObjPart;
 103 typedef struct _RectObjRec {
 104     RectObjPart rectangle;
 105 } RectObjRec;
 106 typedef struct _RectObjRec *RectObj;
 107
 108 SmeObject DoGetEventEntry();
 109 int XtWidgetToApplicationContext();
 110 void XtAppError();
 111 void Unhighlight();
 112 void XtMoveWidget();
 113 void XWarpPointer();
 114
 115 SmeObject
 116 GetEventEntry(Widget w, XEvent *event)
 117 {
 118     int x_loc, y_loc, x_root;
 119     SimpleMenuWidget smw = (SimpleMenuWidget)w;
 120     SmeObject entry;
 121     int warp, move;
 122     switch (event->type) {
 123         case 6:
 124             x_loc = event->xmotion.x;
 125             y_loc = event->xmotion.y;
 126             x_root = event->xmotion.x_root;
 127             break;
 128         case 7:
 129         case 8:
 130             x_loc = event->xcrossing.x;
 131             y_loc = event->xcrossing.y;
 132             x_root = event->xcrossing.x_root;
 133             break;
 134         case 4:
 135         case 5:
 136             x_loc = event->xbutton.x;
 137             y_loc = event->xbutton.y;
 138             x_root = event->xbutton.x_root;
 139             break;
 140         default:
 141             XtAppError(XtWidgetToApplicationContext(w),
 142                        "Unknown event type in GetEventEntry().");
 143             return (((void *)0));
 144     }
 145     if (x_loc < 0 || x_loc >= (((RectObj)smw)->rectangle.width) ||
 146         y_loc < 0 || y_loc >= (((RectObj)smw)->rectangle.height))
 147         return (((void *)0));
 148     if (x_root == ((((w)->core.screen))->width) - 1 &&
 149         (((RectObj)w)->rectangle.x) + (((RectObj)w)->rectangle.width) + ((((RectObj)w)->rectangle.border_width)) > x_root) {
 150         warp = -8;
 151         if (smw->simple_menu.entry_set) {
 152             entry = DoGetEventEntry(w,
 153                                     (((RectObj)smw->simple_menu.entry_set)->rectangle.x)
 154                                     + (((RectObj)smw->simple_menu.entry_set)->rectangle.width) + 1,
 155                                     y_loc);
 156             Unhighlight(w, event, ((void *)0), ((void *)0));
 157             if (entry) {
 158                 warp = -(int)(((RectObj)entry)->rectangle.width) >> 1;
 159                 move = x_loc - (((RectObj)entry)->rectangle.width) - (((RectObj)entry)->rectangle.x) + (((RectObj)w)->rectangle.border_width);
 160             }
 161             else {
 162                 warp = 0;
 163                 move = ((((w)->core.screen))->width) -
 164                        ((((RectObj)w)->rectangle.x) + (((RectObj)w)->rectangle.width) + ((((RectObj)w)->rectangle.border_width) << 1));
 165             }
 166         }
 167         else {
 168             warp = 0;
 169             move = ((((w)->core.screen))->width) -
 170                    ((((RectObj)w)->rectangle.x) + (((RectObj)w)->rectangle.width) + ((((RectObj)w)->rectangle.border_width) << 1));
 171         }
 172     }
 173     else if (x_root == 0 && (((RectObj)w)->rectangle.x) < 0) {
 174         warp = 8;
 175         if (smw->simple_menu.entry_set) {
 176             entry = DoGetEventEntry(w, (((RectObj)smw->simple_menu.entry_set)->rectangle.x) - 1,
 177                                     y_loc);
 178             Unhighlight(w, event, ((void *)0), ((void *)0));
 179             if (entry) {
 180                 warp = (((RectObj)entry)->rectangle.width) >> 1;
 181                 move = x_loc - (((RectObj)entry)->rectangle.x);
 182             }
 183             else
 184                 move = x_loc + (((RectObj)w)->rectangle.border_width);
 185         }
 186         else
 187             move = x_loc + (((RectObj)w)->rectangle.border_width);
 188     }
 189     else
 190         move = warp = 0;
 191     if (move)
 192         XtMoveWidget(w, (((RectObj)w)->rectangle.x) + move, (((RectObj)w)->rectangle.y));
 193     if (warp)
 194         XWarpPointer((((w)->core.screen)->display), 0L, 0L, 0, 0, 0, 0, warp, 0);
 195     return (DoGetEventEntry(w, x_loc, y_loc));
 196 }