File: cxx-variadic-templates-with-default-params.cpp

package info (click to toggle)
llvm-toolchain-4.0 1%3A4.0.1-10~deb9u2
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 493,332 kB
  • sloc: cpp: 2,698,100; ansic: 552,773; asm: 128,821; python: 121,589; objc: 105,054; sh: 21,174; lisp: 6,758; ml: 5,532; perl: 5,311; pascal: 5,245; makefile: 2,083; cs: 1,868; xml: 686; php: 212; csh: 117
file content (26 lines) | stat: -rw-r--r-- 589 bytes parent folder | download | duplicates (10)
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
// Test this without pch.
// RUN: %clang_cc1 -std=c++11 -include %s -fsyntax-only -verify %s

// Test with pch.
// RUN: %clang_cc1 -std=c++11 -x c++-header -emit-pch -o %t %s
// RUN: %clang_cc1 -std=c++11 -include-pch %t -fsyntax-only -verify %s

// expected-no-diagnostics

// PR25271: Ensure that default template arguments prior to a parameter pack
// successfully round-trip.
#ifndef HEADER
#define HEADER
template<unsigned T=123, unsigned... U>
class dummy;

template<unsigned T, unsigned... U>
class dummy {
    int field[T];
};
#else
void f() {
    dummy<> x;
    (void)x;
}
#endif