diff options
Diffstat (limited to 'test/SemaCXX/vector-casts.cpp')
| -rw-r--r-- | test/SemaCXX/vector-casts.cpp | 47 |
1 files changed, 36 insertions, 11 deletions
diff --git a/test/SemaCXX/vector-casts.cpp b/test/SemaCXX/vector-casts.cpp index 681a07e..2ccd597 100644 --- a/test/SemaCXX/vector-casts.cpp +++ b/test/SemaCXX/vector-casts.cpp @@ -2,6 +2,7 @@ typedef int __v2si __attribute__((__vector_size__(8))); typedef short __v4hi __attribute__((__vector_size__(8))); typedef short __v8hi __attribute__((__vector_size__(16))); +typedef short __v3hi __attribute__((__ext_vector_type__(3))); struct S { }; // expected-note 2 {{candidate constructor}} @@ -22,19 +23,43 @@ void f() { (void)reinterpret_cast<__v2si>(ll); (void)(__v2si)(ll); - (void)reinterpret_cast<S>(v2si); // expected-error {{reinterpret_cast from '__v2si' to 'S' is not allowed}} - (void)(S)v2si; // expected-error {{no matching conversion for C-style cast from '__v2si' to 'S'}} - (void)reinterpret_cast<__v2si>(s); // expected-error {{reinterpret_cast from 'S' to '__v2si' is not allowed}} - (void)(__v2si)s; // expected-error {{cannot convert 'S' to '__v2si' without a conversion operator}} + (void)reinterpret_cast<S>(v2si); // expected-error {{reinterpret_cast from '__v2si' (vector of 2 'int' values) to 'S' is not allowed}} + (void)(S)v2si; // expected-error {{no matching conversion for C-style cast from '__v2si' (vector of 2 'int' values) to 'S'}} + (void)reinterpret_cast<__v2si>(s); // expected-error {{reinterpret_cast from 'S' to '__v2si' (vector of 2 'int' values) is not allowed}} + (void)(__v2si)s; // expected-error {{cannot convert 'S' to '__v2si' (vector of 2 'int' values) without a conversion operator}} - (void)reinterpret_cast<unsigned char>(v2si); // expected-error {{reinterpret_cast from vector '__v2si' to scalar 'unsigned char' of different size}} - (void)(unsigned char)v2si; // expected-error {{C-style cast from vector '__v2si' to scalar 'unsigned char' of different size}} - (void)reinterpret_cast<__v2si>(c); // expected-error {{reinterpret_cast from scalar 'unsigned char' to vector '__v2si' of different size}} + (void)reinterpret_cast<unsigned char>(v2si); // expected-error {{reinterpret_cast from vector '__v2si' (vector of 2 'int' values) to scalar 'unsigned char' of different size}} + (void)(unsigned char)v2si; // expected-error {{C-style cast from vector '__v2si' (vector of 2 'int' values) to scalar 'unsigned char' of different size}} + (void)reinterpret_cast<__v2si>(c); // expected-error {{reinterpret_cast from scalar 'unsigned char' to vector '__v2si' (vector of 2 'int' values) of different size}} - (void)reinterpret_cast<__v8hi>(v4hi); // expected-error {{reinterpret_cast from vector '__v4hi' to vector '__v8hi' of different size}} - (void)(__v8hi)v4hi; // expected-error {{C-style cast from vector '__v4hi' to vector '__v8hi' of different size}} - (void)reinterpret_cast<__v4hi>(v8hi); // expected-error {{reinterpret_cast from vector '__v8hi' to vector '__v4hi' of different size}} - (void)(__v4hi)v8hi; // expected-error {{C-style cast from vector '__v8hi' to vector '__v4hi' of different size}} + (void)reinterpret_cast<__v8hi>(v4hi); // expected-error {{reinterpret_cast from vector '__v4hi' (vector of 4 'short' values) to vector '__v8hi' (vector of 8 'short' values) of different size}} + (void)(__v8hi)v4hi; // expected-error {{C-style cast from vector '__v4hi' (vector of 4 'short' values) to vector '__v8hi' (vector of 8 'short' values) of different size}} + (void)reinterpret_cast<__v4hi>(v8hi); // expected-error {{reinterpret_cast from vector '__v8hi' (vector of 8 'short' values) to vector '__v4hi' (vector of 4 'short' values) of different size}} + (void)(__v4hi)v8hi; // expected-error {{C-style cast from vector '__v8hi' (vector of 8 'short' values) to vector '__v4hi' (vector of 4 'short' values) of different size}} } +struct testvec { + __v2si v; + void madd(const testvec& rhs) { + v = v + rhs; // expected-error {{can't convert between vector and non-scalar values}} + } + void madd2(testvec rhs) { + v = v + rhs; // expected-error {{can't convert between vector and non-scalar values}} + } +}; +// rdar://15931426 +// Conversions for return values. +__v4hi threeToFour(__v3hi v) { // expected-note {{not viable}} + return v; // expected-error {{cannot initialize return object}} +} +__v3hi fourToThree(__v4hi v) { // expected-note {{not viable}} + return v; // expected-error {{cannot initialize return object}} +} +// Conversions for calls. +void call3to4(__v4hi v) { + (void) threeToFour(v); // expected-error {{no matching function for call}} +} +void call4to3(__v3hi v) { + (void) fourToThree(v); // expected-error {{no matching function for call}} +} |
