llvm-project/clang/test/SemaCXX/c99-variable-length-array-c...

31 lines
1.2 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -Wvla-extension %s
struct StillPOD {
StillPOD() = default;
};
struct StillPOD2 {
StillPOD np;
};
struct NonPOD {
NonPOD(int) {}
};
struct POD {
int x;
int y;
};
// We allow VLAs of POD types, only.
void vla(int N) { // expected-note 5{{here}}
int array1[N]; // expected-warning{{variable length arrays are a C99 feature}} expected-note {{parameter 'N'}}
POD array2[N]; // expected-warning{{variable length arrays are a C99 feature}} expected-note {{parameter 'N'}}
StillPOD array3[N]; // expected-warning{{variable length arrays are a C99 feature}} expected-note {{parameter 'N'}}
StillPOD2 array4[N][3]; // expected-warning{{variable length arrays are a C99 feature}} expected-note {{parameter 'N'}}
NonPOD array5[N]; // expected-error{{no matching constructor for initialization of 'NonPOD [N]'}}
// expected-warning@-1{{variable length arrays are a C99 feature}} expected-note@-1 {{parameter 'N'}}
// expected-note@-16{{candidate constructor not viable}}
// expected-note@-18{{candidate constructor (the implicit copy constructor) not viable}}
// expected-note@-19{{candidate constructor (the implicit move constructor) not viable}}
}