File: ADT.h

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (45 lines) | stat: -rw-r--r-- 847 bytes parent folder | download | duplicates (23) 
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
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
 
#ifndef ADT
#define ADT

#ifdef WITH_NAMESPACE
namespace llvm {
#endif
template <unsigned Alignment, unsigned Size>
struct AlignedCharArray {
  alignas(Alignment) char buffer[Size];
};

template <typename T1>
class AlignerImpl {
  T1 t1;
};

template <typename T1>
union SizerImpl {
  char arr1[sizeof(T1)];
};

template <typename T1>
struct AlignedCharArrayUnion
    : AlignedCharArray<alignof(AlignerImpl<T1>), sizeof(SizerImpl<T1>)> {};

template <typename T, unsigned N>
struct SmallVectorStorage {
  AlignedCharArrayUnion<T> InlineElts[N];
};
template <typename T, unsigned N>
class SmallVector : SmallVectorStorage<T, N> {};

template <typename T>
struct OptionalStorage {
  AlignedCharArrayUnion<T> storage;
};
template <typename T>
class Optional {
  OptionalStorage<T> Storage;
};

#ifdef WITH_NAMESPACE
} // namespace llvm
#endif
#endif