File: template-anonymous-types.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 (36 lines) | stat: -rw-r--r-- 1,082 bytes parent folder | download | duplicates (15)
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
// RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -emit-llvm -w -o - | FileCheck %s

struct S {
  enum { FOO = 42 };
  enum { BAR = 42 };
};

template <typename T> struct X {
  T value;
  X(T t) : value(t) {}
  int f() { return value; }
};

template <typename T> int f(T t) {
  X<T> x(t);
  return x.f();
}

void test() {
  // Look for two instantiations, one for FOO's
  // type and one for BAR's.
  // CHECK-LABEL: define linkonce_odr i32 @_Z1fIN1SUt_EEiT_(i32 %t)
  (void)f(S::FOO);
  // CHECK-LABEL: define linkonce_odr i32 @_Z1fIN1SUt0_EEiT_(i32 %t)
  (void)f(S::BAR);

  // Now check for the class template instantiations.
  //
  // BAR's instantiation of X:
  // CHECK-LABEL: define linkonce_odr i32 @_ZN1XIN1SUt_EE1fEv(%struct.X* %this)
  // CHECK-LABEL: define linkonce_odr void @_ZN1XIN1SUt_EEC2ES1_(%struct.X* %this, i32 %t) unnamed_addr
  //
  // FOO's instantiation of X:
  // CHECK-LABEL: define linkonce_odr i32 @_ZN1XIN1SUt0_EE1fEv(%struct.X.0* %this)
  // CHECK-LABEL: define linkonce_odr void @_ZN1XIN1SUt0_EEC2ES1_(%struct.X.0* %this, i32 %t) unnamed_addr
}