File: enable_if.cpp

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-12~bpo8%2B1
  • links: PTS, VCS
  • area: main
  • in suites: jessie-backports
  • size: 378,896 kB
  • sloc: cpp: 2,309,676; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,265; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (29 lines) | stat: -rw-r--r-- 990 bytes parent folder | download | duplicates (4)
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
// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-pc-linux-gnu| FileCheck %s

// Test address-of overloading logic
int test5(int);
template <typename T>
T test5(T) __attribute__((enable_if(1, "better than non-template")));

// CHECK: @_Z5test5IiEUa9enable_ifIXLi1EEET_S0_
int (*Ptr)(int) = &test5;

// Test itanium mangling for attribute enable_if

// CHECK: _Z5test1Ua9enable_ifIXeqfL0p_Li1EEEi
void test1(int i) __attribute__((enable_if(i == 1, ""))) {}

void ext();
// CHECK: _Z5test2Ua9enable_ifIXneadL_Z3extvELi0EEEi
void test2(int i) __attribute__((enable_if(&ext != 0, ""))) {}

// CHECK: _Z5test3Ua9enable_ifIXeqfL0p_Li1EEXeqfL0p0_Li2EEEii
void test3(int i, int j) __attribute__((enable_if(i == 1, ""), enable_if(j == 2, ""))) {}

// CHECK: _ZN5test4IdE1fEUa9enable_ifIXeqfL0p_Li1EEXeqfL0p0_Li2EEEi
template <typename T>
class test4 {
  virtual void f(int i, int j) __attribute__((enable_if(i == 1, ""))) __attribute__((enable_if(j == 2, "")));
};

template class test4<double>;