File: variadic-template.cpp

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (18 lines) | stat: -rw-r--r-- 1,037 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
template <typename T, typename... Args>
void fun(T x, Args... args) {}

void f() {
  fun(1, 2, 3, 4);
  // The results are quite awkward here, but it's the best we can do for now.
  // Tools, including clangd, can unexpand "args" when showing this to the user.
  // The important thing is that we provide OVERLOAD signature in all those cases.
  //
  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:%(line-5):7 %s -o - | FileCheck --check-prefix=CHECK-1 %s
  // CHECK-1: OVERLOAD: [#void#]fun(<#T x#>, Args args...)
  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:%(line-7):10 %s -o - | FileCheck --check-prefix=CHECK-2 %s
  // CHECK-2: OVERLOAD: [#void#]fun(int x)
  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:%(line-9):13 %s -o - | FileCheck --check-prefix=CHECK-3 %s
  // CHECK-3: OVERLOAD: [#void#]fun(int x, int args)
  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:%(line-11):16 %s -o - | FileCheck --check-prefix=CHECK-4 %s
  // CHECK-4: OVERLOAD: [#void#]fun(int x, int args, int args)
}