You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
1.6 KiB
35 lines
1.6 KiB
// RUN: not %clang_cc1 -std=c++11 -fsyntax-only %s -fconstexpr-backtrace-limit 0 -fconstexpr-depth 4 -fno-caret-diagnostics 2>&1 | FileCheck %s -check-prefix=TEST1
|
|
// TEST1: constant expression
|
|
// TEST1-NEXT: exceeded maximum depth of 4
|
|
// TEST1-NEXT: in call to 'recurse(2)'
|
|
// TEST1-NEXT: in call to 'recurse(3)'
|
|
// TEST1-NEXT: in call to 'recurse(4)'
|
|
// TEST1-NEXT: in call to 'recurse(5)'
|
|
|
|
// RUN: not %clang_cc1 -std=c++11 -fsyntax-only %s -fconstexpr-backtrace-limit 2 -fconstexpr-depth 4 -fno-caret-diagnostics 2>&1 | FileCheck %s -check-prefix=TEST2
|
|
// TEST2: constant expression
|
|
// TEST2-NEXT: exceeded maximum depth of 4
|
|
// TEST2-NEXT: in call to 'recurse(2)'
|
|
// TEST2-NEXT: skipping 2 calls
|
|
// TEST2-NEXT: in call to 'recurse(5)'
|
|
|
|
// RUN: not %clang_cc1 -std=c++11 -fsyntax-only %s -fconstexpr-backtrace-limit 2 -fconstexpr-depth 8 -fno-caret-diagnostics 2>&1 | FileCheck %s -check-prefix=TEST3
|
|
// TEST3: constant expression
|
|
// TEST3-NEXT: reinterpret_cast
|
|
// TEST3-NEXT: in call to 'recurse(0)'
|
|
// TEST3-NEXT: skipping 4 calls
|
|
// TEST3-NEXT: in call to 'recurse(5)'
|
|
|
|
// RUN: not %clang_cc1 -std=c++11 -fsyntax-only %s -fconstexpr-backtrace-limit 8 -fconstexpr-depth 8 -fno-caret-diagnostics 2>&1 | FileCheck %s -check-prefix=TEST4
|
|
// TEST4: constant expression
|
|
// TEST4-NEXT: reinterpret_cast
|
|
// TEST4-NEXT: in call to 'recurse(0)'
|
|
// TEST4-NEXT: in call to 'recurse(1)'
|
|
// TEST4-NEXT: in call to 'recurse(2)'
|
|
// TEST4-NEXT: in call to 'recurse(3)'
|
|
// TEST4-NEXT: in call to 'recurse(4)'
|
|
// TEST4-NEXT: in call to 'recurse(5)'
|
|
|
|
constexpr int recurse(int n) { return n ? recurse(n-1) : *(int*)n; }
|
|
static_assert(recurse(5), "");
|