llvm-project/clang/test/CodeGen/ppc64le-aggregates-cpp.cpp

40 lines
1.0 KiB
C++

// REQUIRES: powerpc-registered-target
// RUN: %clang_cc1 -triple powerpc64le-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s
// Test that C++ classes are correctly classified as homogeneous aggregates.
struct Base1 {
int x;
};
struct Base2 {
double x;
};
struct Base3 {
double x;
};
struct D1 : Base1 { // non-homogeneous aggregate
double y, z;
};
struct D2 : Base2 { // homogeneous aggregate
double y, z;
};
struct D3 : Base1, Base2 { // non-homogeneous aggregate
double y, z;
};
struct D4 : Base2, Base3 { // homogeneous aggregate
double y, z;
};
// CHECK: define void @_Z7func_D12D1(%struct.D1* noalias sret %agg.result, [3 x i64] %x.coerce)
D1 func_D1(D1 x) { return x; }
// CHECK: define [3 x double] @_Z7func_D22D2([3 x double] %x.coerce)
D2 func_D2(D2 x) { return x; }
// CHECK: define void @_Z7func_D32D3(%struct.D3* noalias sret %agg.result, [4 x i64] %x.coerce)
D3 func_D3(D3 x) { return x; }
// CHECK: define [4 x double] @_Z7func_D42D4([4 x double] %x.coerce)
D4 func_D4(D4 x) { return x; }