File: cxx0x-initializer-constructors.cpp

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (53 lines) | stat: -rw-r--r-- 1,830 bytes parent folder | download | duplicates (18)
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
// RUN: %clang_cc1 -std=c++11 -S -triple x86_64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s

struct S {
  S(int x) { }
  S(int x, double y, double z) { }
};

void fn1() {
  // CHECK-LABEL: define void @_Z3fn1v
  S s { 1 };
  // CHECK: alloca %struct.S, align 1
  // CHECK: call void @_ZN1SC1Ei(%struct.S* %s, i32 1)
}

void fn2() {
  // CHECK-LABEL: define void @_Z3fn2v
  S s { 1, 2.0, 3.0 };
  // CHECK: alloca %struct.S, align 1
  // CHECK: call void @_ZN1SC1Eidd(%struct.S* %s, i32 1, double 2.000000e+00, double 3.000000e+00)
}

void fn3() {
  // CHECK-LABEL: define void @_Z3fn3v
  S sa[] { { 1 }, { 2 }, { 3 } };
  // CHECK: alloca [3 x %struct.S], align 1
  // CHECK: call void @_ZN1SC1Ei(%struct.S* %{{.+}}, i32 1)
  // CHECK: call void @_ZN1SC1Ei(%struct.S* %{{.+}}, i32 2)
  // CHECK: call void @_ZN1SC1Ei(%struct.S* %{{.+}}, i32 3)
}

void fn4() {
  // CHECK-LABEL: define void @_Z3fn4v
  S sa[] { { 1, 2.0, 3.0 }, { 4, 5.0, 6.0 } };
  // CHECK: alloca [2 x %struct.S], align 1
  // CHECK: call void @_ZN1SC1Eidd(%struct.S* %{{.+}}, i32 1, double 2.000000e+00, double 3.000000e+00)
  // CHECK: call void @_ZN1SC1Eidd(%struct.S* %{{.+}}, i32 4, double 5.000000e+00, double 6.000000e+00)
}

namespace TreeTransformBracedInit {
  struct S {};
  struct T { T(const S &); T(const T&); ~T(); };
  void x(const T &);
  template<typename> void foo(const S &s) {
    // Instantiation of this expression used to lose the CXXBindTemporaryExpr
    // node and thus not destroy the temporary.
    x({s});
  }
  template void foo<void>(const S&);
  // CHECK: define {{.*}} void @_ZN23TreeTransformBracedInit3fooIvEEvRKNS_1SE(
  // CHECK: call void @_ZN23TreeTransformBracedInit1TC1ERKNS_1SE(
  // CHECK-NEXT: call void @_ZN23TreeTransformBracedInit1xERKNS_1TE(
  // CHECK-NEXT: call void @_ZN23TreeTransformBracedInit1TD1Ev(
}