Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/builtin-object-size-5.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children |
comparison
equal
deleted
inserted
replaced
| 68:561a7518be6b | 111:04ced10e8804 |
|---|---|
| 1 /* { dg-do compile { target i?86-*-linux* i?86-*-gnu* x86_64-*-linux* } } */ | |
| 2 /* { dg-options "-O2" } */ | |
| 3 | |
| 4 typedef __SIZE_TYPE__ size_t; | |
| 5 extern void abort (void); | |
| 6 extern char buf[0x40000000]; | |
| 7 | |
| 8 void | |
| 9 test1 (size_t x) | |
| 10 { | |
| 11 char *p = &buf[8]; | |
| 12 size_t i; | |
| 13 | |
| 14 for (i = 0; i < x; ++i) | |
| 15 p = p + 4; | |
| 16 if (__builtin_object_size (p, 0) != sizeof (buf) - 8) | |
| 17 abort (); | |
| 18 } | |
| 19 | |
| 20 void | |
| 21 test2 (size_t x) | |
| 22 { | |
| 23 char *p = &buf[8]; | |
| 24 size_t i; | |
| 25 | |
| 26 for (i = 0; i < x; ++i) | |
| 27 p = p + 4; | |
| 28 if (__builtin_object_size (p, 1) != sizeof (buf) - 8) | |
| 29 abort (); | |
| 30 } | |
| 31 | |
| 32 void | |
| 33 test3 (size_t x) | |
| 34 { | |
| 35 char *p = &buf[8]; | |
| 36 size_t i; | |
| 37 | |
| 38 for (i = 0; i < x; ++i) | |
| 39 p = p + 4; | |
| 40 if (__builtin_object_size (p, 2) != 0) | |
| 41 abort (); | |
| 42 } | |
| 43 | |
| 44 void | |
| 45 test4 (size_t x) | |
| 46 { | |
| 47 char *p = &buf[8]; | |
| 48 size_t i; | |
| 49 | |
| 50 for (i = 0; i < x; ++i) | |
| 51 p = p + 4; | |
| 52 if (__builtin_object_size (p, 3) != 0) | |
| 53 abort (); | |
| 54 } | |
| 55 | |
| 56 /* { dg-final { scan-assembler-not "abort" } } */ |