File: variadic-template.cpp

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (18 lines) | stat: -rw-r--r-- 1,004 bytes parent folder | download | duplicates (4) 
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: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:5:10 %s -o - | FileCheck --check-prefix=CHECK-2 %s
  // CHECK-2: OVERLOAD: [#void#]fun(int x)
  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:5:13 %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:5:16 %s -o - | FileCheck --check-prefix=CHECK-4 %s
  // CHECK-4: OVERLOAD: [#void#]fun(int x, int args, int args)
}