llvm-project/clang/test/CodeCompletion/skip-auto-funcs.cpp

62 lines
1.7 KiB
C++

// We run clang in completion mode to force skipping of function bodies and
// check if the function bodies were skipped by observing the warnings that
// clang produces.
// RUN: not %clang_cc1 -std=c++14 -fsyntax-only -code-completion-at=%s:60:1 %s -o - 2>&1 | FileCheck %s
template <class T>
auto not_skipped() {
int x;
if (x = 10) {}
// Check that this function is not skipped.
// CHECK: 8:9: warning: using the result of an assignment as a condition without parentheses
return 1;
}
template <class T>
auto lambda_not_skipped = []() {
int x;
if (x = 10) {}
// Check that this function is not skipped.
// CHECK: 17:9: warning: using the result of an assignment as a condition without parentheses
return 1;
}
template <class T>
auto skipped() -> T {
int x;
if (x = 10) {}
// Check that this function is skipped.
// CHECK-NOT: 26:9: warning: using the result of an assignment as a condition without parentheses
return 1;
};
auto lambda_skipped = []() -> int {
int x;
if (x = 10) {}
// This could potentially be skipped, but it isn't at the moment.
// CHECK: 34:9: warning: using the result of an assignment as a condition without parentheses
return 1;
};
template <class T>
decltype(auto)** not_skipped_ptr() {
int x;
if (x = 10) {}
// Check that this function is not skipped.
// CHECK: 43:9: warning: using the result of an assignment as a condition without parentheses
return T();
}
template <class T>
decltype(auto) not_skipped_decltypeauto() {
int x;
if (x = 10) {}
// Check that this function is not skipped.
// CHECK: 52:9: warning: using the result of an assignment as a condition without parentheses
return 1;
}
int test() {
int complete_in_this_function;
// CHECK: COMPLETION: complete_in_this_function
}