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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
// RUN: not %clang_cc1 -fsyntax-only -fdiagnostics-print-source-range-info -fcxx-exceptions %s 2>&1 | FileCheck %s
// RUN: not %clang_cc1 -fsyntax-only -fexperimental-new-constant-interpreter -fdiagnostics-print-source-range-info -fcxx-exceptions %s 2>&1 | FileCheck %s
constexpr int f() {
throw 1;
return 0;
}
// CHECK: constexpr-source-ranges.cpp:5:3:{5:3-5:10}
constexpr int I = 12;
constexpr const int *P = &I;
constexpr long L = (long)P;
// CHECK: constexpr-source-ranges.cpp:14:20:{14:20-14:27}
constexpr int zero() {
return 0;
}
constexpr int divByZero() {
return 1 / zero();
}
static_assert(divByZero() == 0, "");
/// We see this twice. Once from sema and once when
/// evaluating the static_assert above.
// CHECK: constexpr-source-ranges.cpp:23:15:{23:15-23:31}
// CHECK: constexpr-source-ranges.cpp:21:12:{21:14-21:20}
constexpr int div(bool a, bool b) {
return 1 / (int)b;
}
constexpr int ints(int a, int b, int c, int d) {
return 1;
}
static_assert(ints(1, div(true, false), 2, div(false, true)) == 1, "");
// CHECK: constexpr-source-ranges.cpp:35:23:{35:23-35:39}
namespace overflow {
// CHECK: :{[[@LINE+1]]:9-[[@LINE+1]]:29}:
int x = -1 + __INT_MAX__ + 2 + 3;
// CHECK: :{[[@LINE+1]]:9-[[@LINE+1]]:19}:
int a = -(1 << 31) + 1;
}
constexpr int uninit() {
int aaa;
// CHECK: :{[[@LINE+1]]:10-[[@LINE+1]]:13}:
return aaa;
}
static_assert(uninit() == 0, "");
constexpr void neverValid() { throw; }
// CHECK: :{[[@LINE-1]]:16-[[@LINE-1]]:26}:
|
