| //===-- main.c --------------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| #include <stdint.h> |
| #include <stdio.h> |
| |
| int main (int argc, char const *argv[]) |
| { |
| struct Bits |
| { |
| uint32_t : 1, // Unnamed bitfield |
| b1 : 1, |
| b2 : 2, |
| : 2, // Unnamed bitfield |
| b3 : 3, |
| : 2, // Unnamed bitfield (this will get removed) |
| b4 __attribute__ ((aligned(16))), |
| b5 : 5, |
| b6 : 6, |
| b7 : 7, |
| four : 4; |
| }; |
| |
| printf("%lu", sizeof(struct Bits)); |
| |
| struct Bits bits; |
| int i; |
| for (i=0; i<(1<<1); i++) |
| bits.b1 = i; //// break $source:$line |
| for (i=0; i<(1<<2); i++) |
| bits.b2 = i; //// break $source:$line |
| for (i=0; i<(1<<3); i++) |
| bits.b3 = i; //// break $source:$line |
| for (i=0; i<(1<<4); i++) |
| bits.b4 = i; //// break $source:$line |
| for (i=0; i<(1<<5); i++) |
| bits.b5 = i; //// break $source:$line |
| for (i=0; i<(1<<6); i++) |
| bits.b6 = i; //// break $source:$line |
| for (i=0; i<(1<<7); i++) |
| bits.b7 = i; //// break $source:$line |
| for (i=0; i<(1<<4); i++) |
| bits.four = i; //// break $source:$line |
| |
| struct MoreBits |
| { |
| uint32_t a : 3; |
| uint8_t : 1; |
| uint8_t b : 1; |
| uint8_t c : 1; |
| uint8_t d : 1; |
| }; |
| |
| struct MoreBits more_bits; |
| |
| more_bits.a = 3; |
| more_bits.b = 0; |
| more_bits.c = 1; |
| more_bits.d = 0; |
| |
| #pragma pack(1) |
| struct PackedBits |
| { |
| char a; |
| uint32_t b : 5, |
| c : 27; |
| }; |
| #pragma pack() |
| struct PackedBits packed; |
| packed.a = 'a'; |
| packed.b = 10; |
| packed.c = 0x7112233; |
| |
| return 0; //// Set break point at this line. |
| |
| } |