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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [string-opt-18.c] - Rev 826
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/* Copyright (C) 2003 Free Software Foundation. Test equal pointer optimizations don't break anything. Written by Roger Sayle, July 14, 2003. */ extern void abort (); typedef __SIZE_TYPE__ size_t; extern void *memcpy(void*, const void*, size_t); extern void *mempcpy(void*, const void*, size_t); extern void *memmove(void*, const void*, size_t); extern char *strcpy(char*, const char*); extern int memcmp(const void*, const void*, size_t); extern int strcmp(const char*, const char*); extern int strncmp(const char*, const char*, size_t); void test1 (void *ptr) { if (memcpy(ptr,ptr,8) != ptr) abort (); } void test2 (char *ptr) { if (mempcpy(ptr,ptr,8) != ptr+8) abort (); } void test3 (void *ptr) { if (memmove(ptr,ptr,8) != ptr) abort (); } void test4 (char *ptr) { if (strcpy(ptr,ptr) != ptr) abort (); } void test5 (void *ptr) { if (memcmp(ptr,ptr,8) != 0) abort (); } void test6 (const char *ptr) { if (strcmp(ptr,ptr) != 0) abort (); } void test7 (const char *ptr) { if (strncmp(ptr,ptr,8) != 0) abort (); } int main () { char buf[10]; test1 (buf); test2 (buf); test3 (buf); test4 (buf); test5 (buf); test6 (buf); test7 (buf); return 0; }