clang/test/SemaCXX/warn-unsafe-buffer-usage-fixits-assign-to-array-subscr-on-ptr.cpp

   1 // RUN: %clang_cc1 -std=c++20 -Wunsafe-buffer-usage \
   2 // RUN:            -fsafe-buffer-usage-suggestions \
   3 // RUN:            -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
   4
   5 // TODO cases where we don't want fixits
   6
   7 // The Fix-It for unsafe operation is trivially empty.
   8 // In order to test that our machinery recognizes that we can test if the variable declaration gets a Fix-It.
   9 // If the operation wasn't handled propertly the declaration won't get Fix-It.
  10 // By testing presence of the declaration Fix-It we indirectly test presence of the trivial Fix-It for its operations.
  11 void test() {
  12   int *p = new int[10];
  13   // CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:3-[[@LINE-1]]:8}:"std::span<int> "
  14   // CHECK: fix-it:"{{.*}}":{[[@LINE-2]]:12-[[@LINE-2]]:12}:"{"
  15   // CHECK: fix-it:"{{.*}}":{[[@LINE-3]]:23-[[@LINE-3]]:23}:", 10}"
  16   p[5] = 1;
  17   // CHECK-NOT: fix-it:
  18 }