File: cxxnewexpr-callback.cpp

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (63 lines) | stat: -rw-r--r-- 2,144 bytes parent folder | download | duplicates (7)
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
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.AnalysisOrder -analyzer-config c++-allocator-inlining=true,debug.AnalysisOrder:PreStmtCXXNewExpr=true,debug.AnalysisOrder:PostStmtCXXNewExpr=true,debug.AnalysisOrder:PreCall=true,debug.AnalysisOrder:PostCall=true,debug.AnalysisOrder:NewAllocator=true %s 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-INLINE
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.AnalysisOrder -analyzer-config c++-allocator-inlining=false,debug.AnalysisOrder:PreStmtCXXNewExpr=true,debug.AnalysisOrder:PostStmtCXXNewExpr=true,debug.AnalysisOrder:PreCall=true,debug.AnalysisOrder:PostCall=true,debug.AnalysisOrder:NewAllocator=true %s 2>&1 | FileCheck %s  --check-prefixes=CHECK,CHECK-NO-INLINE

#include "Inputs/system-header-simulator-cxx.h"

namespace std {
void *malloc(size_t);
void free(void *);
} // namespace std

void *operator new(size_t size) { return std::malloc(size); }
void operator delete(void *ptr, size_t size) { std::free(ptr); }

struct S {
  S() {}
  ~S() {}
};

void foo();

void test() {
  S *s = new S();
  foo();
  delete s;
}

/*
void test() {
  S *s = new S();
// CHECK-INLINE:      PreCall (operator new)
// CHECK-INLINE-NEXT: PreCall (std::malloc)
// CHECK-INLINE-NEXT: PostCall (std::malloc)
// CHECK-INLINE-NEXT: PostCall (operator new)
// CHECK-INLINE-NEXT: NewAllocator
// CHECK-NO-INLINE: PreCall (S::S)
// CHECK-INLINE-NEXT: PreCall (S::S)
// CHECK-NEXT: PostCall (S::S)
// CHECK-NEXT: PreStmt<CXXNewExpr>
// CHECK-NEXT: PostStmt<CXXNewExpr>
  foo();
// CHECK-NEXT: PreCall (foo)
// CHECK-NEXT: PostCall (foo)
  delete s;
// CHECK-NEXT: PreCall (S::~S)
// CHECK-NEXT: PostCall (S::~S)
// CHECK-NEXT: PreCall (operator delete)
// CHECK-INLINE-NEXT: PreCall (std::free)
// CHECK-INLINE-NEXT: PostCall (std::free)
// CHECK-NEXT: PostCall (operator delete)
}

void operator delete(void *ptr, size_t size) {
  std::free(ptr);
// CHECK-NO-INLINE-NEXT: PreCall (std::free)
// CHECK-NO-INLINE-NEXT: PostCall (std::free)
}

void *operator new(size_t size) {
  return std::malloc(size);
// CHECK-NO-INLINE-NEXT: PreCall (std::malloc)
// CHECK-NO-INLINE-NEXT: PostCall (std::malloc)
}
*/