| /* 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; |
| } |
| |