79 lines
1.8 KiB
Objective-C
79 lines
1.8 KiB
Objective-C
/* Check if objc_super stack variables are created correctly (and
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not clobbered by other values). */
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/* Contributed by Ziemowit Laski <zlaski@apple.com>. */
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/* { dg-options "-std=c99" } */
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/* { dg-do run } */
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/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
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#include "../objc-obj-c++-shared/Object1.h"
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extern void abort(void);
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#define CHECK_IF(expr) if(!(expr)) abort();
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typedef struct _Point {
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float x;
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float y;
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} Point;
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Point MakePoint ( float x , float y ) {
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Point p;
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p.x = x;
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p.y = y;
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return p;
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}
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@interface Base: Object
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- ( void ) translateOriginToPoint : ( Point ) translation ;
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@end
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@interface Derived : Base
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- ( void ) scrollToPoint : ( Point ) newOrigin ;
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- ( void ) translateOriginToPoint : ( Point ) translation ;
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@end
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int blort;
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float result;
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@implementation Base
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- ( void ) translateOriginToPoint : ( Point ) translation {
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result = translation.x + translation.y;
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}
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@end
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@implementation Derived
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- ( void ) scrollToPoint : ( Point ) newOrigin {
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float transDeltaX =newOrigin.x, transDeltaY =newOrigin.y ;
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Point w;
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if ( ! blort ) {
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w.x = transDeltaX ; w.y = transDeltaY ;
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[ super translateOriginToPoint : w ] ;
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return;
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}
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[ super translateOriginToPoint : MakePoint ( transDeltaX , transDeltaY ) ] ;
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return;
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}
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- (void) translateOriginToPoint : ( Point ) translation {
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/* This should never be called. */
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CHECK_IF(0);
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}
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@end
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int main(void) {
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Derived *v = [Derived new];
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float r0 = 1.5 + 1.5;
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blort = 1;
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[v scrollToPoint: MakePoint(1.5, 1.5)];
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CHECK_IF(result == r0);
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blort = 0;
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[v scrollToPoint: MakePoint(1.5, 1.5)];
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CHECK_IF(result == r0);
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blort = 1;
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[v scrollToPoint: MakePoint(1.5, 1.5)];
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CHECK_IF(result == r0);
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[v free];
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return 0;
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}
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#include "../objc-obj-c++-shared/Object1-implementation.h"
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