forked from OSchip/llvm-project
478 lines
15 KiB
C++
478 lines
15 KiB
C++
// RUN: %clang_cc1 -flax-vector-conversions=all -triple x86_64-apple-darwin10 -fsyntax-only -verify %s
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// RUN: %clang_cc1 -flax-vector-conversions=all -triple x86_64-apple-darwin10 -fsyntax-only -verify -std=c++98 %s
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// RUN: %clang_cc1 -flax-vector-conversions=all -triple x86_64-apple-darwin10 -fsyntax-only -verify -std=c++11 %s
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// RUN: %clang_cc1 -flax-vector-conversions=integer -triple x86_64-apple-darwin10 -fsyntax-only -verify %s -DNO_LAX_FLOAT
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// RUN: %clang_cc1 -flax-vector-conversions=none -triple x86_64-apple-darwin10 -fsyntax-only -verify %s -DNO_LAX_FLOAT -DNO_LAX_INT
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typedef char char16 __attribute__ ((__vector_size__ (16)));
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typedef long long longlong16 __attribute__ ((__vector_size__ (16)));
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typedef char char16_e __attribute__ ((__ext_vector_type__ (16)));
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typedef long long longlong16_e __attribute__ ((__ext_vector_type__ (2)));
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// Test overloading and function calls with vector types.
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void f0(char16); // expected-note 0+{{candidate}}
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void f0_test(char16 c16, longlong16 ll16, char16_e c16e, longlong16_e ll16e) {
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f0(c16);
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f0(ll16);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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f0(c16e);
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f0(ll16e);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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}
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int &f1(char16);
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float &f1(longlong16);
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void f1_test(char16 c16, longlong16 ll16, char16_e c16e, longlong16_e ll16e) {
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int &ir1 = f1(c16);
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float &fr1 = f1(ll16);
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int &ir2 = f1(c16e);
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float &fr2 = f1(ll16e);
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}
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void f2(char16_e); // expected-note 0+{{candidate}}
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void f2_test(char16 c16, longlong16 ll16, char16_e c16e, longlong16_e ll16e) {
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f2(c16);
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f2(ll16);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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f2(c16e);
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f2(ll16e); // expected-error{{no matching function}}
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f2('a');
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f2(17);
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}
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// Test the conditional operator with vector types.
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void conditional(bool Cond, char16 c16, longlong16 ll16, char16_e c16e,
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longlong16_e ll16e) {
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// Conditional operators with the same type.
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__typeof__(Cond? c16 : c16) *c16p1 = &c16;
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__typeof__(Cond? ll16 : ll16) *ll16p1 = &ll16;
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__typeof__(Cond? c16e : c16e) *c16ep1 = &c16e;
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__typeof__(Cond? ll16e : ll16e) *ll16ep1 = &ll16e;
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// Conditional operators with similar types.
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__typeof__(Cond? c16 : c16e) *c16ep2 = &c16e;
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__typeof__(Cond? c16e : c16) *c16ep3 = &c16e;
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__typeof__(Cond? ll16 : ll16e) *ll16ep2 = &ll16e;
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__typeof__(Cond? ll16e : ll16) *ll16ep3 = &ll16e;
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// Conditional operators with compatible types under -flax-vector-conversions (default)
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(void)(Cond? c16 : ll16);
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(void)(Cond? ll16e : c16e);
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(void)(Cond? ll16e : c16);
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#ifdef NO_LAX_INT
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// expected-error@-4 {{cannot convert}}
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// expected-error@-4 {{cannot convert}}
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// expected-error@-4 {{cannot convert}}
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#endif
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}
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// Test C++ cast'ing of vector types.
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void casts(longlong16 ll16, longlong16_e ll16e) {
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// C-style casts.
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(void)(char16)ll16;
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(void)(char16_e)ll16;
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(void)(longlong16)ll16;
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(void)(longlong16_e)ll16;
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(void)(char16)ll16e;
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(void)(char16_e)ll16e;
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(void)(longlong16)ll16e;
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(void)(longlong16_e)ll16e;
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// Function-style casts.
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(void)char16(ll16);
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(void)char16_e(ll16);
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(void)longlong16(ll16);
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(void)longlong16_e(ll16);
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(void)char16(ll16e);
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(void)char16_e(ll16e);
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(void)longlong16(ll16e);
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(void)longlong16_e(ll16e);
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// static_cast
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(void)static_cast<char16>(ll16);
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(void)static_cast<char16_e>(ll16);
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#ifdef NO_LAX_INT
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// expected-error@-3 {{not allowed}}
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// expected-error@-3 {{not allowed}}
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#endif
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(void)static_cast<longlong16>(ll16);
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(void)static_cast<longlong16_e>(ll16);
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(void)static_cast<char16>(ll16e);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{not allowed}}
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#endif
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(void)static_cast<char16_e>(ll16e); // expected-error{{static_cast from 'longlong16_e' (vector of 2 'long long' values) to 'char16_e' (vector of 16 'char' values) is not allowed}}
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(void)static_cast<longlong16>(ll16e);
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(void)static_cast<longlong16_e>(ll16e);
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// reinterpret_cast
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(void)reinterpret_cast<char16>(ll16);
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(void)reinterpret_cast<char16_e>(ll16);
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(void)reinterpret_cast<longlong16>(ll16);
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(void)reinterpret_cast<longlong16_e>(ll16);
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(void)reinterpret_cast<char16>(ll16e);
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(void)reinterpret_cast<char16_e>(ll16e);
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(void)reinterpret_cast<longlong16>(ll16e);
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(void)reinterpret_cast<longlong16_e>(ll16e);
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}
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template<typename T>
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struct convertible_to { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable}}
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#if __cplusplus >= 201103L // C++11 or later
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// expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
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#endif
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operator T() const;
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};
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void test_implicit_conversions(bool Cond, char16 c16, longlong16 ll16,
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char16_e c16e, longlong16_e ll16e,
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convertible_to<char16> to_c16,
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convertible_to<longlong16> to_ll16,
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convertible_to<char16_e> to_c16e,
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convertible_to<longlong16_e> to_ll16e,
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convertible_to<char16&> rto_c16,
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convertible_to<char16_e&> rto_c16e) {
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f0(to_c16);
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f0(to_ll16);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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f0(to_c16e);
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f0(to_ll16e);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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f2(to_c16);
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f2(to_ll16);
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#ifdef NO_LAX_INT
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// expected-error@-2 {{no matching function}}
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#endif
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f2(to_c16e);
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f2(to_ll16e); // expected-error{{no matching function}}
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(void)(c16 == c16e);
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(void)(c16 == to_c16);
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(void)+to_c16;
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(void)-to_c16;
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(void)~to_c16;
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(void)(to_c16 == to_c16e);
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(void)(to_c16 != to_c16e);
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(void)(to_c16 < to_c16e);
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(void)(to_c16 <= to_c16e);
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(void)(to_c16 > to_c16e);
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(void)(to_c16 >= to_c16e);
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(void)(to_c16 + to_c16);
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(void)(to_c16 - to_c16);
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(void)(to_c16 * to_c16);
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(void)(to_c16 / to_c16);
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(void)(rto_c16 = to_c16); // expected-error{{no viable overloaded '='}}
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(void)(rto_c16 += to_c16);
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(void)(rto_c16 -= to_c16);
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(void)(rto_c16 *= to_c16);
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(void)(rto_c16 /= to_c16);
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(void)+to_c16e;
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(void)-to_c16e;
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(void)~to_c16e;
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(void)(to_c16e == to_c16e);
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(void)(to_c16e != to_c16e);
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(void)(to_c16e < to_c16e);
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(void)(to_c16e <= to_c16e);
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(void)(to_c16e > to_c16e);
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(void)(to_c16e >= to_c16e);
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(void)(to_c16e + to_c16);
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(void)(to_c16e - to_c16);
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(void)(to_c16e * to_c16);
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(void)(to_c16e / to_c16);
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(void)(rto_c16e = to_c16); // expected-error{{no viable overloaded '='}}
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(void)(rto_c16e += to_c16);
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(void)(rto_c16e -= to_c16);
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(void)(rto_c16e *= to_c16);
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(void)(rto_c16e /= to_c16);
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(void)+to_c16;
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(void)-to_c16;
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(void)~to_c16;
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(void)(to_c16 == to_c16e);
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(void)(to_c16 != to_c16e);
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(void)(to_c16 < to_c16e);
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(void)(to_c16 <= to_c16e);
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(void)(to_c16 > to_c16e);
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(void)(to_c16 >= to_c16e);
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(void)(to_c16 + to_c16e);
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(void)(to_c16 - to_c16e);
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(void)(to_c16 * to_c16e);
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(void)(to_c16 / to_c16e);
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(void)(rto_c16 = c16e); // expected-error{{no viable overloaded '='}}
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(void)(rto_c16 += to_c16e);
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(void)(rto_c16 -= to_c16e);
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(void)(rto_c16 *= to_c16e);
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(void)(rto_c16 /= to_c16e);
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(void)(Cond? to_c16 : to_c16e);
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(void)(Cond? to_ll16e : to_ll16);
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// These 2 are convertible with -flax-vector-conversions (default)
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(void)(Cond? to_c16 : to_ll16);
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(void)(Cond? to_c16e : to_ll16e);
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#ifdef NO_LAX_INT
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// expected-error@-3 {{cannot convert}}
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// expected-error@-3 {{cannot convert}}
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#endif
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}
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typedef float fltx2 __attribute__((__vector_size__(8)));
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typedef float fltx4 __attribute__((__vector_size__(16)));
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typedef double dblx2 __attribute__((__vector_size__(16)));
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typedef double dblx4 __attribute__((__vector_size__(32)));
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void accept_fltx2(fltx2); // expected-note{{candidate function not viable: no known conversion from 'double' to 'fltx2' (vector of 2 'float' values) for 1st argument}}
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void accept_fltx4(fltx4);
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void accept_dblx2(dblx2);
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#ifdef NO_LAX_FLOAT
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// expected-note@-3 {{no known conversion}}
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// expected-note@-3 {{no known conversion}}
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#endif
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void accept_dblx4(dblx4);
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void accept_bool(bool); // expected-note{{candidate function not viable: no known conversion from 'fltx2' (vector of 2 'float' values) to 'bool' for 1st argument}}
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void test(fltx2 fltx2_val, fltx4 fltx4_val, dblx2 dblx2_val, dblx4 dblx4_val) {
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// Exact matches
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accept_fltx2(fltx2_val);
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accept_fltx4(fltx4_val);
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accept_dblx2(dblx2_val);
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accept_dblx4(dblx4_val);
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// Same-size conversions
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accept_fltx4(dblx2_val);
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accept_dblx2(fltx4_val);
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#ifdef NO_LAX_FLOAT
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// expected-error@-3 {{no matching function}}
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// expected-error@-3 {{no matching function}}
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#endif
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// Conversion to bool.
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accept_bool(fltx2_val); // expected-error{{no matching function for call to 'accept_bool'}}
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// Scalar-to-vector conversions.
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accept_fltx2(1.0); // expected-error{{no matching function for call to 'accept_fltx2'}}
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}
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typedef int intx4 __attribute__((__vector_size__(16)));
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typedef int inte4 __attribute__((__ext_vector_type__(4)));
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typedef float flte4 __attribute__((__ext_vector_type__(4)));
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void test_mixed_vector_types(fltx4 f, intx4 n, flte4 g, inte4 m) {
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(void)(f == g);
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(void)(g != f);
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(void)(f <= g);
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(void)(g >= f);
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(void)(f < g);
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(void)(g > f);
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(void)(+g);
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(void)(-g);
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(void)(f + g);
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(void)(f - g);
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(void)(f * g);
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(void)(f / g);
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(void)(f = g);
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(void)(f += g);
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(void)(f -= g);
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(void)(f *= g);
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(void)(f /= g);
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(void)(n == m);
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(void)(m != n);
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(void)(n <= m);
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(void)(m >= n);
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(void)(n < m);
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(void)(m > n);
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(void)(+m);
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(void)(-m);
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(void)(~m);
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(void)(n + m);
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(void)(n - m);
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(void)(n * m);
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(void)(n / m);
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(void)(n % m);
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(void)(n = m);
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(void)(n += m);
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(void)(n -= m);
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(void)(n *= m);
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(void)(n /= m);
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}
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template<typename T> void test_pseudo_dtor_tmpl(T *ptr) {
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ptr->~T();
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(*ptr).~T();
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}
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void test_pseudo_dtor(fltx4 *f) {
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f->~fltx4();
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(*f).~fltx4();
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test_pseudo_dtor_tmpl(f);
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}
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// PR16204
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typedef __attribute__((ext_vector_type(4))) int vi4;
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const int &reference_to_vec_element = vi4(1).x;
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// PR12649
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typedef bool bad __attribute__((__vector_size__(16))); // expected-error {{invalid vector element type 'bool'}}
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namespace Templates {
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template <typename Elt, unsigned long long Size>
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struct TemplateVectorType {
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typedef Elt __attribute__((__vector_size__(Size))) type; // #1
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};
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template <int N, typename T>
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struct PR15730 {
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typedef T __attribute__((vector_size(N * sizeof(T)))) type;
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typedef T __attribute__((vector_size(0x1000000000))) type2; // #2
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typedef T __attribute__((vector_size(3))) type3; // #3
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};
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void Init() {
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const TemplateVectorType<float, 32>::type Works = {};
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const TemplateVectorType<int, 32>::type Works2 = {};
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// expected-error@#1 {{invalid vector element type 'bool'}}
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// expected-note@+1 {{in instantiation of template class 'Templates::TemplateVectorType<bool, 32>' requested here}}
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const TemplateVectorType<bool, 32>::type NoBool = {};
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// expected-error@#1 {{invalid vector element type 'int __attribute__((ext_vector_type(4)))' (vector of 4 'int' values)}}
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// expected-note@+1 {{in instantiation of template class 'Templates::TemplateVectorType<int __attribute__((ext_vector_type(4))), 32>' requested here}}
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const TemplateVectorType<vi4, 32>::type NoComplex = {};
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// expected-error@#1 {{vector size not an integral multiple of component size}}
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// expected-note@+1 {{in instantiation of template class 'Templates::TemplateVectorType<int, 33>' requested here}}
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const TemplateVectorType<int, 33>::type BadSize = {};
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const TemplateVectorType<int, 3200>::type Large = {};
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// expected-error@#1 {{vector size too large}}
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// expected-note@+1 {{in instantiation of template class 'Templates::TemplateVectorType<int, 68719476736>' requested here}}
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const TemplateVectorType<int, 0x1000000000>::type TooLarge = {};
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// expected-error@#1 {{zero vector size}}
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// expected-note@+1 {{in instantiation of template class 'Templates::TemplateVectorType<int, 0>' requested here}}
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const TemplateVectorType<int, 0>::type Zero = {};
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// expected-error@#2 {{vector size too large}}
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// expected-error@#3 {{vector size not an integral multiple of component size}}
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// expected-note@+1 {{in instantiation of template class 'Templates::PR15730<8, int>' requested here}}
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const PR15730<8, int>::type PR15730_1 = {};
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// expected-error@#2 {{vector size too large}}
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// expected-note@+1 {{in instantiation of template class 'Templates::PR15730<8, char>' requested here}}
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const PR15730<8, char>::type2 PR15730_2 = {};
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}
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} // namespace Templates
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typedef int inte2 __attribute__((__ext_vector_type__(2)));
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void test_vector_literal(inte4 res) {
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inte2 a = (inte2)(1, 2); //expected-warning{{expression result unused}}
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inte4 b = (inte4)(a, a); //expected-error{{C-style cast from vector 'inte2' (vector of 2 'int' values) to vector 'inte4' (vector of 4 'int' values) of different size}} //expected-warning{{expression result unused}}
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}
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typedef __attribute__((__ext_vector_type__(4))) float vector_float4;
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typedef __attribute__((__ext_vector_type__(4))) int vector_int4;
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namespace swizzle_template_confusion {
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template<typename T> struct xyzw {};
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vector_int4 foo123(vector_float4 &A, vector_float4 &B) {
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return A.xyzw < B.x && B.y > A.y; // OK, not a template-id
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}
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}
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namespace swizzle_typo_correction {
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template<typename T> struct xyzv {};
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vector_int4 foo123(vector_float4 &A, vector_float4 &B) {
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return A.xyzw < B.x && B.y > A.y; // OK, not a typo for 'xyzv'
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}
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}
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namespace PR45299 {
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typedef float float4 __attribute__((vector_size(16)));
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// In this example, 'k' is value dependent. PR45299 reported that this asserted
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// because of that, since the truncation check attempted to constant evaluate k,
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// which it could not do because it is dependent.
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template <typename T>
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struct NormalMember {
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float4 f(float4 x) {
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return k * x;
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}
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float k;
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};
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#if __cplusplus >= 201103L
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// This should not diagnose, since the constant evaluator (during instantiation)
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// can tell that this isn't a truncation.
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template <typename T>
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struct ConstantValueNoDiag {
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float4 f(float4 x) {
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return k * x;
|
|
}
|
|
static constexpr double k = 1;
|
|
};
|
|
|
|
// The following two both diagnose because they cause a truncation. Test both
|
|
// the dependent type and non-dependent type versions.
|
|
template <typename T>
|
|
struct DiagTrunc {
|
|
float4 f(float4 x) {
|
|
// expected-error@+1{{as implicit conversion would cause truncation}}
|
|
return k * x;
|
|
}
|
|
static constexpr double k = 1340282346638528859811704183484516925443.000000;
|
|
};
|
|
template <typename T>
|
|
struct DiagTruncDependentType {
|
|
float4 f(float4 x) {
|
|
// expected-error@+1{{as implicit conversion would cause truncation}}
|
|
return k * x;
|
|
}
|
|
static constexpr T k = 1340282346638528859811704183484516925443.000000;
|
|
};
|
|
|
|
template <typename T>
|
|
struct PR45298 {
|
|
T k1 = T(0);
|
|
};
|
|
|
|
// Ensure this no longer asserts.
|
|
template <typename T>
|
|
struct PR45298Consumer {
|
|
float4 f(float4 x) {
|
|
return (float)s.k1 * x;
|
|
}
|
|
|
|
PR45298<T> s;
|
|
};
|
|
#endif // __cplusplus >= 201103L
|
|
|
|
void use() {
|
|
float4 theFloat4;
|
|
NormalMember<double>().f(theFloat4);
|
|
#if __cplusplus >= 201103L
|
|
ConstantValueNoDiag<double>().f(theFloat4);
|
|
// expected-note@+1{{in instantiation of member function}}
|
|
DiagTrunc<double>().f(theFloat4);
|
|
// expected-note@+1{{in instantiation of member function}}
|
|
DiagTruncDependentType<double>().f(theFloat4);
|
|
PR45298Consumer<double>().f(theFloat4);
|
|
#endif // __cplusplus >= 201103L
|
|
}
|
|
}
|