diff options
Diffstat (limited to 'clang/test/CIR/CodeGen')
| -rw-r--r-- | clang/test/CIR/CodeGen/complex-cast.cpp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/clang/test/CIR/CodeGen/complex-cast.cpp b/clang/test/CIR/CodeGen/complex-cast.cpp index 0881057..a8f51cd 100644 --- a/clang/test/CIR/CodeGen/complex-cast.cpp +++ b/clang/test/CIR/CodeGen/complex-cast.cpp @@ -336,7 +336,6 @@ void lvalue_to_rvalue_bitcast() { double _Complex b = __builtin_bit_cast(double _Complex, a); } - // CIR-BEFORE: %{{.*}} = cir.cast(bitcast, %{{.*}} : !cir.ptr<!rec_CX>), !cir.ptr<!cir.complex<!cir.double>> // CIR-AFTER: %{{.*}} = cir.cast(bitcast, %{{.*}} : !cir.ptr<!rec_CX>), !cir.ptr<!cir.complex<!cir.double>> @@ -356,3 +355,21 @@ void lvalue_to_rvalue_bitcast() { // OGCG: %[[B_IMAG_PTR:.*]] = getelementptr inbounds nuw { double, double }, ptr %[[B_ADDR]], i32 0, i32 1 // OGCG: store double %[[A_REAL]], ptr %[[B_REAL_PTR]], align 8 // OGCG: store double %[[A_IMAG]], ptr %[[B_IMAG_PTR]], align 8 + +void lvalue_bitcast() { + CX a; + (double _Complex &)a = {}; +} + +// CIR-BEFORE: %{{.*}} = cir.cast(bitcast, %{{.*}} : !cir.ptr<!rec_CX>), !cir.ptr<!cir.complex<!cir.double>> + +// CIR-AFTER: %{{.*}} = cir.cast(bitcast, %{{.*}} : !cir.ptr<!rec_CX>), !cir.ptr<!cir.complex<!cir.double>> + +// LLVM: %[[A_ADDR:.*]] = alloca %struct.CX, i64 1, align 8 +// LLVM: store { double, double } zeroinitializer, ptr %[[A_ADDR]], align 8 + +// OGCG: %[[A_ADDR]] = alloca %struct.CX, align 8 +// OGCG: %[[A_REAL_PTR:.*]] = getelementptr inbounds nuw { double, double }, ptr %[[A_ADDR]], i32 0, i32 0 +// OGCG: %[[A_IMAG_PTR:.*]] = getelementptr inbounds nuw { double, double }, ptr %[[A_ADDR]], i32 0, i32 1 +// OGCG: store double 0.000000e+00, ptr %[[A_REAL_PTR]], align 8 +// OGCG: store double 0.000000e+00, ptr %[[A_IMAG_PTR]], align 8 |