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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
/* cxx.cc
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#if (__GNUC__ >= 3)
#include "winsup.h"
#include "cygwin-cxx.h"
/* These implementations of operators new and delete are used internally by
the DLL, and are kept separate from the user's/libstdc++'s versions by
use of LD's --wrap option. */
void *
operator new (std::size_t s)
{
void *p = calloc (1, s);
return p;
}
void
operator delete (void *p)
{
free (p);
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wc++14-compat"
void
operator delete (void *p, size_t)
{
::operator delete(p);
}
#pragma GCC diagnostic pop
void *
operator new[] (std::size_t s)
{
return ::operator new (s);
}
void
operator delete[] (void *p)
{
::operator delete (p);
}
/* Nothrow versions, provided only for completeness in the fallback array. */
void *
operator new (std::size_t s, const std::nothrow_t &)
{
void *p = calloc (1, s);
return p;
}
void
operator delete (void *p, const std::nothrow_t &)
{
free (p);
}
void *
operator new[] (std::size_t s, const std::nothrow_t &nt)
{
return ::operator new (s, nt);
}
void
operator delete[] (void *p, const std::nothrow_t &nt)
{
::operator delete (p, nt);
}
extern "C" void
__cxa_pure_virtual (void)
{
api_fatal ("pure virtual method called");
}
/* These routines are made available as last-resort fallbacks
for the application. Should not be used in practice; the
entries in this struct get overwritten by each DLL as it
is loaded, and libstdc++ will override the whole lot first
thing of all. */
struct per_process_cxx_malloc default_cygwin_cxx_malloc =
{
&(operator new),
&(operator new[]),
&(operator delete),
&(operator delete[]),
&(operator new),
&(operator new[]),
&(operator delete),
&(operator delete[]),
};
#endif
|
