Run DCE after a LoopFlatten test to reduce spurious output [nfc]
[llvm-project.git] / clang / test / Misc / constexpr-source-ranges.cpp
blobfde05b5c75aa46a5a07f3580045a6b2a7609cc62
1 // RUN: not %clang_cc1 -fsyntax-only -fdiagnostics-print-source-range-info -fcxx-exceptions %s 2>&1 | FileCheck %s
2 // RUN: not %clang_cc1 -fsyntax-only -fexperimental-new-constant-interpreter -fdiagnostics-print-source-range-info -fcxx-exceptions %s 2>&1 | FileCheck %s
4 constexpr int f() {
5 throw 1;
6 return 0;
9 // CHECK: constexpr-source-ranges.cpp:5:3:{5:3-5:10}
12 constexpr int I = 12;
13 constexpr const int *P = &I;
14 constexpr long L = (long)P;
15 // CHECK: constexpr-source-ranges.cpp:14:20:{14:20-14:27}
17 constexpr int zero() {
18 return 0;
20 constexpr int divByZero() {
21 return 1 / zero();
23 static_assert(divByZero() == 0, "");
24 /// We see this twice. Once from sema and once when
25 /// evaluating the static_assert above.
26 // CHECK: constexpr-source-ranges.cpp:23:15:{23:15-23:31}
27 // CHECK: constexpr-source-ranges.cpp:21:12:{21:14-21:20}
29 constexpr int div(bool a, bool b) {
30 return 1 / (int)b;
32 constexpr int ints(int a, int b, int c, int d) {
33 return 1;
35 static_assert(ints(1, div(true, false), 2, div(false, true)) == 1, "");
36 // CHECK: constexpr-source-ranges.cpp:35:23:{35:23-35:39}
38 namespace overflow {
39 // CHECK: :{[[@LINE+1]]:9-[[@LINE+1]]:29}:
40 int x = -1 + __INT_MAX__ + 2 + 3;
41 // CHECK: :{[[@LINE+1]]:9-[[@LINE+1]]:19}:
42 int a = -(1 << 31) + 1;
46 constexpr int uninit() {
47 int aaa;
48 // CHECK: :{[[@LINE+1]]:10-[[@LINE+1]]:13}:
49 return aaa;
51 static_assert(uninit() == 0, "");
54 constexpr void neverValid() { throw; }
55 // CHECK: :{[[@LINE-1]]:16-[[@LINE-1]]:26}: