Richard Smith | 8426890 | 2012-11-29 05:41:51 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-apple-darwin9 -fms-extensions %s -DHAVE |
| 2 | // RUN: %clang_cc1 -fsyntax-only -verify -triple i686-linux-gnu -fms-extensions %s -DHAVE_NOT |
| 3 | |
| 4 | #ifdef HAVE |
Eli Friedman | f98aba3 | 2009-02-13 02:31:07 +0000 | [diff] [blame] | 5 | typedef int i128 __attribute__((__mode__(TI))); |
| 6 | typedef unsigned u128 __attribute__((__mode__(TI))); |
| 7 | |
| 8 | int a[((i128)-1 ^ (i128)-2) == 1 ? 1 : -1]; |
| 9 | int a[(u128)-1 > 1LL ? 1 : -1]; |
Richard Smith | 8426890 | 2012-11-29 05:41:51 +0000 | [diff] [blame^] | 10 | int a[__SIZEOF_INT128__ == 16 ? 1 : -1]; |
Anders Carlsson | 1c03ca3 | 2009-11-09 17:34:18 +0000 | [diff] [blame] | 11 | |
| 12 | // PR5435 |
| 13 | __uint128_t b = (__uint128_t)-1; |
Richard Smith | 5a5a971 | 2012-04-04 06:24:32 +0000 | [diff] [blame] | 14 | |
| 15 | // PR11916: Support for libstdc++ 4.7 |
| 16 | __int128 i = (__int128)0; |
| 17 | unsigned __int128 u = (unsigned __int128)-1; |
Stephen Canon | b9e05f1 | 2012-05-03 22:49:43 +0000 | [diff] [blame] | 18 | |
| 19 | long long SignedTooBig = 123456789012345678901234567890; // expected-warning {{integer constant is too large for its type}} |
| 20 | __int128_t Signed128 = 123456789012345678901234567890i128; |
| 21 | long long Signed64 = 123456789012345678901234567890i128; // expected-warning {{implicit conversion from '__int128' to 'long long' changes value from 123456789012345678901234567890 to -4362896299872285998}} |
| 22 | unsigned long long UnsignedTooBig = 123456789012345678901234567890; // expected-warning {{integer constant is too large for its type}} |
| 23 | __uint128_t Unsigned128 = 123456789012345678901234567890Ui128; |
| 24 | unsigned long long Unsigned64 = 123456789012345678901234567890Ui128; // expected-warning {{implicit conversion from 'unsigned __int128' to 'unsigned long long' changes value from 123456789012345678901234567890 to 14083847773837265618}} |
Dmitri Gribenko | 0d5a069 | 2012-08-17 00:08:38 +0000 | [diff] [blame] | 25 | |
| 26 | // Ensure we don't crash when user passes 128-bit values to type safety |
| 27 | // attributes. |
| 28 | void pointer_with_type_tag_arg_num_1(void *buf, int datatype) |
| 29 | __attribute__(( pointer_with_type_tag(mpi,0x10000000000000001i128,1) )); // expected-error {{attribute parameter 2 is out of bounds}} |
| 30 | |
| 31 | void pointer_with_type_tag_arg_num_2(void *buf, int datatype) |
| 32 | __attribute__(( pointer_with_type_tag(mpi,1,0x10000000000000001i128) )); // expected-error {{attribute parameter 3 is out of bounds}} |
| 33 | |
| 34 | void MPI_Send(void *buf, int datatype) __attribute__(( pointer_with_type_tag(mpi,1,2) )); |
| 35 | |
| 36 | static const __uint128_t mpi_int_wrong __attribute__(( type_tag_for_datatype(mpi,int) )) = 0x10000000000000001i128; // expected-error {{'type_tag_for_datatype' attribute requires the initializer to be an integer constant expression that can be represented by a 64 bit integer}} |
| 37 | static const int mpi_int __attribute__(( type_tag_for_datatype(mpi,int) )) = 10; |
| 38 | |
| 39 | void test(int *buf) |
| 40 | { |
| 41 | MPI_Send(buf, 0x10000000000000001i128); // expected-warning {{implicit conversion from '__int128' to 'int' changes value}} |
| 42 | } |
Richard Smith | 8426890 | 2012-11-29 05:41:51 +0000 | [diff] [blame^] | 43 | #else |
Dmitri Gribenko | 0d5a069 | 2012-08-17 00:08:38 +0000 | [diff] [blame] | 44 | |
Richard Smith | 8426890 | 2012-11-29 05:41:51 +0000 | [diff] [blame^] | 45 | __int128 n; // expected-error {{__int128 is not supported on this target}} |
| 46 | |
| 47 | #if defined(__SIZEOF_INT128__) |
| 48 | #error __SIZEOF_INT128__ should not be defined |
| 49 | #endif |
| 50 | |
| 51 | #endif |