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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [991014-1.c] - Rev 323
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typedef __SIZE_TYPE__ Size_t; #if __SIZEOF_LONG__ < __SIZEOF_POINTER__ #define bufsize ((1LL << (8 * sizeof(Size_t) - 2))-256) #else #define bufsize ((1L << (8 * sizeof(Size_t) - 2))-256) #endif struct huge_struct { short buf[bufsize]; int a; int b; int c; int d; }; union huge_union { int a; char buf[bufsize]; }; Size_t union_size() { return sizeof(union huge_union); } Size_t struct_size() { return sizeof(struct huge_struct); } Size_t struct_a_offset() { return (Size_t)(&((struct huge_struct *) 0)->a); } int main() { /* Check the exact sizeof value. bufsize is aligned on 256b. */ if (union_size() != sizeof(char) * bufsize) abort(); if (struct_size() != sizeof(short) * bufsize + 4*sizeof(int)) abort(); if (struct_a_offset() < sizeof(short) * bufsize) abort(); return 0; }
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