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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [objc.dg/] [proto-qual-1.m] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* Check that protocol qualifiers are compiled and encoded properly.  */
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/* Author: Ziemowit Laski <zlaski@apple.com>  */
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/* { dg-options "-lobjc" } */
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/* { dg-do run } */
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#include <objc/Protocol.h>
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#ifndef __NEXT_RUNTIME__
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#include <objc/objc-api.h>
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#endif
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/* The encoded parameter sizes will be rounded up to match pointer alignment.  */
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#define ROUND(s,a) (a * ((s + a - 1) / a))
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#define aligned_sizeof(T) ROUND(sizeof(T),__alignof(void *))
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extern int sscanf(const char *str, const char *format, ...);
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extern void abort(void);
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#define CHECK_IF(expr) if(!(expr)) abort()
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@protocol Retain
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+ (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2;
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- (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2;
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@end
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@interface Foo <Retain>
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+ (oneway void)retainArgument:(out bycopy id)arg with:(in signed char **)arg2;
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@end
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@implementation Foo
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+ (oneway void)retainArgument:(out bycopy id)arg1 with:(in signed char **)arg2 { }
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- (bycopy) address:(byref inout id)location with:(out short unsigned **)arg2 { return nil; }
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@end
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Protocol *proto = @protocol(Retain);
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struct objc_method_description *meth;
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unsigned totsize, offs0, offs1, offs2, offs3, offs4, offs5, offs6, offs7;
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static void scan_initial(const char *pattern) {
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  totsize = offs0 = offs1 = offs2 = offs3 = offs4 = offs5 = offs6 = offs7 = (unsigned)-1;
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  sscanf(meth->types, pattern, &totsize, &offs0, &offs1, &offs2, &offs3,
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      &offs4, &offs5, &offs6, &offs7);
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  CHECK_IF(!offs0 && offs1 == aligned_sizeof(id) && offs2 == offs1 + aligned_sizeof(SEL) && totsize >= offs2);
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}
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int main(void) {
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  meth = [proto descriptionForInstanceMethod: @selector(address:with:)];
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  scan_initial("O@%u@%u:%uRN@%uo^^S%u");
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  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(unsigned));
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  meth = [proto descriptionForClassMethod: @selector(retainArgument:with:)];
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  scan_initial("Vv%u@%u:%uoO@%un^*%u");
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  CHECK_IF(offs3 == offs2 + aligned_sizeof(id) && totsize == offs3 + aligned_sizeof(char **));
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  return 0;
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}

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