llvm-project/clang/test/CodeGenCXX/empty-nontrivially-copyable.cpp
Nikita Popov 1b9a6e58a8 [CodeGenCXX] Convert some tests to opaque pointers (NFC)
Conversion done using the script at
https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34.

These are tests where the conversion worked out of the box and no
manual fixup was performed.
2022-10-06 12:22:03 +02:00

27 lines
825 B
C++

// RUN: %clang_cc1 -triple armv7-apple-ios -x c++ -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple arm64-apple-ios -x c++ -emit-llvm -o - %s | FileCheck %s
// According to the Itanium ABI (3.1.1), types with non-trivial copy
// constructors passed by value should be passed indirectly, with the caller
// creating a temporary.
struct Empty;
struct Empty {
Empty(const Empty &e);
bool check();
};
bool foo(Empty e) {
// CHECK: @_Z3foo5Empty(ptr noundef %e)
// CHECK: call {{.*}} @_ZN5Empty5checkEv(ptr {{[^,]*}} %e)
return e.check();
}
void caller(Empty &e) {
// CHECK: @_Z6callerR5Empty(ptr noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %e)
// CHECK: call {{.*}} @_ZN5EmptyC1ERKS_(ptr {{[^,]*}} [[NEWTMP:%.*]], ptr
// CHECK: call {{.*}} @_Z3foo5Empty(ptr noundef [[NEWTMP]])
foo(e);
}