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1// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fsyntax-only -verify -flax-vector-conversions=none -Wconversion %s2 3typedef __attribute__((ext_vector_type(8))) _Bool BoolVector;4 5typedef __attribute__(( ext_vector_type(2) )) float float2;6typedef __attribute__(( ext_vector_type(3) )) float float3;7typedef __attribute__(( ext_vector_type(4) )) int int4;8typedef __attribute__(( ext_vector_type(8) )) short short8;9typedef __attribute__(( ext_vector_type(4) )) float float4;10typedef float t3 __attribute__ ((vector_size (16)));11typedef __typeof__(sizeof(int)) size_t;12typedef unsigned long ulong2 __attribute__ ((ext_vector_type(2)));13typedef size_t stride4 __attribute__((ext_vector_type(4)));14typedef _Bool bool4 __attribute__(( ext_vector_type(4) ));15 16static void test(void) {17    float2 vec2;18    float3 vec3;19    float4 vec4, vec4_2;20    int4 ivec4;21    short8 ish8;22    t3 vec4_3;23    bool4 bvec4 = 0;24    int *ptr;25    int i;26 27    vec3 += vec2; // expected-error {{cannot convert between vector values of different size}}28    vec4 += vec3; // expected-error {{cannot convert between vector values of different size}}29    30    vec4 = 5.0f;31    vec4 = (float4)5.0f;32    vec4 = (float4)5;33    vec4 = (float4)vec4_3;34    35    ivec4 = (int4)5.0f;36    ivec4 = (int4)5;37    ivec4 = (int4)vec4_3;38    39    i = (int)ivec4; // expected-error {{invalid conversion between vector type 'int4' (vector of 4 'int' values) and integer type 'int' of different size}}40    i = ivec4; // expected-error {{assigning to 'int' from incompatible type 'int4' (vector of 4 'int' values)}}41    42    ivec4 = (int4)ptr; // expected-error {{invalid conversion between vector type 'int4' (vector of 4 'int' values) and scalar type 'int *'}}43    44    vec4 = (float4)vec2; // expected-error {{invalid conversion between ext-vector type 'float4' (vector of 4 'float' values) and 'float2' (vector of 2 'float' values)}}45  46    ish8 += 5;47    ivec4 *= 5;48     vec4 /= 5.2f;49     vec4 %= 4; // expected-error {{invalid operands to binary expression ('float4' (vector of 4 'float' values) and 'int')}}50    ivec4 %= 4;51    ivec4 += vec4; // expected-error {{cannot convert between vector values of different size ('int4' (vector of 4 'int' values) and 'float4' (vector of 4 'float' values))}}52    ivec4 += (int4)vec4;53    ivec4 -= ivec4;54    ivec4 |= ivec4;55    ivec4 += ptr; // expected-error {{cannot convert between vector and non-scalar values ('int4' (vector of 4 'int' values) and 'int *')}}56 57    bvec4 != 0; // expected-warning {{inequality comparison result unused}} \58                // expected-note {{use '|=' to turn this inequality comparison into an or-assignment}}59}60 61typedef __attribute__(( ext_vector_type(2) )) float2 vecfloat2; // expected-error{{invalid vector element type 'float2' (vector of 2 'float' values)}}62 63void inc(float2 f2) {64  f2++; // expected-error{{cannot increment value of type 'float2' (vector of 2 'float' values)}}65  __real f2; // expected-error{{invalid type 'float2' (vector of 2 'float' values) to __real operator}}66}67 68typedef enum69{70    uchar_stride = 1,71    uchar4_stride = 4,72    ushort4_stride = 8,73    short4_stride = 8,74    uint4_stride = 16,75    int4_stride = 16,76    float4_stride = 16,77} PixelByteStride;78 79stride4 RDar15091442_get_stride4(int4 x, PixelByteStride pixelByteStride);80stride4 RDar15091442_get_stride4(int4 x, PixelByteStride pixelByteStride)81{82    stride4 stride;83    // This previously caused an assertion failure.84    stride.lo = ((ulong2) x) * pixelByteStride; // no-warning85    return stride;86}87 88typedef __attribute__((ext_vector_type(4))) float float32x4_t;89 90typedef float C3DVector3 __attribute__((ext_vector_type(3)));91 92extern float32x4_t vabsq_f32(float32x4_t __a);93 94C3DVector3 Func(const C3DVector3 a) {95    return (C3DVector3)vabsq_f32((float32x4_t)a); // expected-error {{invalid conversion between ext-vector type 'float32x4_t' (vector of 4 'float' values) and 'C3DVector3' (vector of 3 'float' values)}}96}97 98typedef double double2 __attribute__ ((ext_vector_type(2)));99 100static void splats(int i, long l, __uint128_t t, float f, double d) {101  short8 vs = 0;102  int4 vi = i;103  ulong2 vl = (unsigned long)l;104  float2 vf = f;105  double2 vd = d;106  107  vs = 65536 + vs; // expected-warning {{implicit conversion from 'int' to 'short8' (vector of 8 'short' values) changes value from 65536 to 0}}108  vs = vs + i; // expected-warning {{implicit conversion loses integer precision}}109  vs = vs + 1;110  vs = vs + 1.f; // expected-error {{cannot convert between vector values of different size}}111  112  vi = l + vi; // expected-warning {{implicit conversion loses integer precision}}113  vi = 1 + vi;114  vi = vi + 2.0; // expected-error {{cannot convert between vector values of different size}}115  vi = vi + 0xffffffff; // expected-warning {{implicit conversion changes signedness}}116  117  vl = l + vl; // expected-warning {{implicit conversion changes signedness}}118  vl = vl + t; // expected-warning {{implicit conversion loses integer precision}}119  120  vf = 1 + vf;121  vf = l + vf; // expected-warning {{implicit conversion from 'long' to 'float2' (vector of 2 'float' values) may lose precision}}122  vf = 2.0 + vf;123  vf = d + vf; // expected-warning {{implicit conversion loses floating-point precision}}124  vf = vf + 0xffffffff; // expected-warning {{implicit conversion from 'unsigned int' to 'float2' (vector of 2 'float' values) changes value from 4294967295 to 4294967296}}125  vf = vf + 2.1; // expected-warning {{implicit conversion loses floating-point precision}}126 127  vd = l + vd; // expected-warning {{implicit conversion from 'long' to 'double2' (vector of 2 'double' values) may lose precision}}128  vd = vd + t; // expected-warning {{implicit conversion from '__uint128_t' (aka 'unsigned __int128') to 'double2' (vector of 2 'double' values) may lose precision}}129}130