File: eh-aggregate-copy-destroy.cpp

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,388 kB
  • sloc: cpp: 7,438,767; ansic: 1,393,871; asm: 1,012,926; python: 241,728; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (39 lines) | stat: -rw-r--r-- 1,097 bytes parent folder | download | duplicates (20) 
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
 
// Check that in case of copying an array of memcpy-able objects, their
// destructors will be called if an exception is thrown.
//
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fexceptions -fcxx-exceptions -O0 -fno-elide-constructors -std=c++98 -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK98 %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fexceptions -fcxx-exceptions -O0 -fno-elide-constructors -std=c++11 -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK11 %s

struct ImplicitCopy {
  int x;
  ImplicitCopy() { x = 10; }
  ~ImplicitCopy() { x = 20; }
};

struct ThrowCopy {
  ThrowCopy() {}
  ThrowCopy(const ThrowCopy &) { throw 1; }
};

struct Container {
  ImplicitCopy b[2];
  ThrowCopy c;
};

int main () {
  try {
    Container c1;
    // CHECK-LABEL: main
    // CHECK-NOT: call void @_ZN9ThrowCopyC1ERKS_
    // CHECK: invoke void @_ZN9ThrowCopyC1ERKS_
    // CHECK98: invoke void @_ZN12ImplicitCopyD1Ev
    // CHECK11: call void @_ZN12ImplicitCopyD1Ev
    Container c2(c1);
  }
  catch (...) {
    return 1;
  }

  return 0;
}