phunix/external/bsd/llvm/dist/clang/test/SemaCXX/operator-arrow-depth.cpp
Lionel Sambuc 0a6a1f1d05 NetBSD re-synchronization of the source tree
This brings our tree to NetBSD 7.0, as found on -current on the
10-10-2015.

This updates:
 - LLVM to 3.6.1
 - GCC to GCC 5.1
 - Replace minix/commands/zdump with usr.bin/zdump
 - external/bsd/libelf has moved to /external/bsd/elftoolchain/
 - Import ctwm
 - Drop sprintf from libminc

Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
2016-01-13 20:32:14 +01:00

27 lines
1014 B
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX=128 -foperator-arrow-depth 128
// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX=2 -foperator-arrow-depth 2
// RUN: %clang -fsyntax-only -Xclang -verify %s -DMAX=10 -foperator-arrow-depth=10
template<int N> struct B;
template<int N> struct A {
B<N> operator->(); // expected-note +{{'operator->' declared here produces an object of type 'B<}}
};
template<int N> struct B {
A<N-1> operator->(); // expected-note +{{'operator->' declared here produces an object of type 'A<}}
#if MAX != 2
// expected-note-re@-2 {{(skipping {{120|2}} 'operator->'s in backtrace)}}
#endif
};
struct X { int n; };
template<> struct B<1> {
X *operator->();
};
A<MAX/2> good;
int n = good->n;
B<MAX/2 + 1> bad;
int m = bad->n; // expected-error-re {{use of 'operator->' on type 'B<{{2|10|128}} / 2 + 1>' would invoke a sequence of more than {{2|10|128}} 'operator->' calls}}
// expected-note@-1 {{use -foperator-arrow-depth=N to increase 'operator->' limit}}