File: pch-instantiate-templates.cpp

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (28 lines) | stat: -rw-r--r-- 747 bytes parent folder | download | duplicates (24) 
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
 
// Test this without pch, template will be instantiated.
// RUN: %clang_cc1 -fsyntax-only %s -verify=expected

// Test with pch, template will be instantiated in the TU.
// RUN: %clang_cc1 -emit-pch -o %t %s -verify=ok
// RUN: %clang_cc1 -include-pch %t -fsyntax-only %s -verify=expected

// Test with pch with template instantiation in the pch.
// RUN: %clang_cc1 -emit-pch -fpch-instantiate-templates -o %t %s -verify=expected

// ok-no-diagnostics

#ifndef HEADER_H
#define HEADER_H

template <typename T>
struct A {
  T foo() const { return "test"; } // @18
};

double bar(A<double> *a) {
  return a->foo(); // @22
}

#endif

// expected-error@18 {{cannot initialize return object}}
// expected-note@22 {{in instantiation of member function}}