// RUN: %clang_cc1 -triple amdgcn-- -verify -S -o - %s
// RUN: %clang_cc1 -triple amdgcn-- -target-cpu gfx900 -verify=expected,gfx9 -S -o - %s
// RUN: %clang_cc1 -triple amdgcn-- -target-cpu gfx900 -target-feature +wavefrontsize64 -verify=expected,wavefront64 -S -o - %s
// RUN: %clang_cc1 -triple amdgcn-- -target-cpu gfx1010 -target-feature +wavefrontsize64 -verify=expected,wavefront64 -S -o - %s
// RUN: %clang_cc1 -triple amdgcn-- -target-cpu gfx1010 -target-feature -wavefrontsize32 -verify -S -o - %s

// REQUIRES: amdgpu-registered-target

typedef unsigned int uint;

void test_ballot_wave32(global uint* out, int a, int b) {
  *out = __builtin_amdgcn_ballot_w32(a == b);  // expected-error {{'__builtin_amdgcn_ballot_w32' needs target feature wavefrontsize32}}
}

__attribute__((target("wavefrontsize32"))) // gfx9-error@*:* {{option '+wavefrontsize32' cannot be specified on this target}}
void test_ballot_wave32_target_attr(global uint* out, int a, int b) {
  *out = __builtin_amdgcn_ballot_w32(a == b); // wavefront64-error@*:* {{invalid feature combination: '+wavefrontsize32' and '+wavefrontsize64' are mutually exclusive}}
}