File: 2007-04-05-PackedBitFieldsSmall.cpp

package info (click to toggle)
llvm-toolchain-3.7 1%3A3.7.1-5
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 345,556 kB
  • ctags: 362,199
  • sloc: cpp: 2,156,381; ansic: 458,339; objc: 91,547; python: 89,988; asm: 86,305; sh: 21,479; makefile: 6,853; perl: 5,601; ml: 5,458; pascal: 3,933; lisp: 2,429; xml: 686; cs: 239; php: 202; csh: 117
file content (27 lines) | stat: -rw-r--r-- 446 bytes parent folder | download | duplicates (50) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
 
// RUN: %clang_cc1 -emit-llvm %s -o -


#ifdef PACKED
// This is an example where size of Packed struct is smaller then
// the size of bit field type.
#define P __attribute__((packed))
#else
#define P
#endif

struct P M_Packed {
  unsigned long long X:50;
  unsigned Y:2;
};

struct M_Packed sM_Packed;

int testM_Packed (void) {
  struct M_Packed x;
  return (0 != x.Y);
}

int testM_Packed2 (void) {
  struct M_Packed x;
  return (0 != x.X);
}