File: specialization-after-instantiation.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (32 lines) | stat: -rw-r--r-- 721 bytes parent folder | download | duplicates (21) 
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
 
// Test this without pch.
// RUN: %clang_cc1 -fsyntax-only -verify -DBODY %s

// Test with pch.
// RUN: %clang_cc1 -emit-pch -o %t %s
// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify -DBODY %s

// RUN: %clang_cc1 -emit-pch -fpch-instantiate-templates -o %t %s
// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify -DBODY %s

#ifndef HEADER_H
#define HEADER_H

template <typename T>
struct A {
  int foo() const;
};

int bar(A<double> *a) {
  return a->foo();
}

#endif // HEADER_H

#ifdef BODY

template <>
int A<double>::foo() const { // expected-error {{explicit specialization of 'foo' after instantiation}}  // expected-note@20 {{implicit instantiation first required here}}
  return 10;
}

#endif // BODY