fe5cf480ee
This relands commits e43924a75145d2f9e722f74b673145c3e62bfd07, a43f36142c501e2d3f4797ef938db4e0c5e0eeec, bf94eac6a3f7c5cd8941956d44c15524fa3751bd with MSan buildbot https://lab.llvm.org/buildbot/#/builders/5/builds/30139 use-of-uninitialized-value errors fixed. Differential Revision: https://reviews.llvm.org/D127812
102 lines
5.2 KiB
C++
102 lines
5.2 KiB
C++
// RUN: %clang_cc1 -triple aarch64-linux-gnu -fsyntax-only -verify -fexceptions -fcxx-exceptions %s -std=c++14
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void __attribute__((target_version("default"))) wrong_tv(void);
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//expected-warning@+1 {{unsupported 'vmull' in the 'target_version' attribute string; 'target_version' attribute ignored}}
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void __attribute__((target_version("vmull"))) wrong_tv(void);
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void __attribute__((target_version("dotprod"))) no_def(void);
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void __attribute__((target_version("rdm+fp"))) no_def(void);
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// expected-error@+1 {{no matching function for call to 'no_def'}}
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void foo(void) { no_def(); }
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constexpr int __attribute__((target_version("sve2"))) diff_const(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different constexpr specification}}
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int __attribute__((target_version("sve2-bitperm"))) diff_const(void);
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int __attribute__((target_version("fp"))) diff_const1(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different constexpr specification}}
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constexpr int __attribute__((target_version("sve2-aes"))) diff_const1(void);
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static int __attribute__((target_version("sve2-sha3"))) diff_link(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different linkage}}
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int __attribute__((target_version("dpb"))) diff_link(void);
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int __attribute__((target_version("memtag"))) diff_link1(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different linkage}}
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static int __attribute__((target_version("bti"))) diff_link1(void);
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int __attribute__((target_version("flagm2"))) diff_link2(void) { return 1; }
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extern int __attribute__((target_version("flagm"))) diff_link2(void);
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namespace {
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static int __attribute__((target_version("memtag3"))) diff_link2(void) { return 2; }
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int __attribute__((target_version("sve2-bitperm"))) diff_link2(void) { return 1; }
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} // namespace
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inline int __attribute__((target_version("sme"))) diff_inline(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different inline specification}}
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int __attribute__((target_version("fp16"))) diff_inline(void) { return 2; }
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inline int __attribute__((target_version("sme"))) diff_inline1(void) { return 1; }
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int __attribute__((target_version("default"))) diff_inline1(void) { return 2; }
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int __attribute__((target_version("fcma"))) diff_type1(void) { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different return type}}
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double __attribute__((target_version("rcpc"))) diff_type1(void);
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auto __attribute__((target_version("rcpc2"))) diff_type2(void) -> int { return 1; }
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//expected-error@+1 {{multiversioned function declaration has a different return type}}
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auto __attribute__((target_version("sve-bf16"))) diff_type2(void) -> long { return (long)1; }
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int __attribute__((target_version("fp16fml"))) diff_type3(void) noexcept(false) { return 1; }
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//expected-error@+2 {{exception specification in declaration does not match previous declaration}}
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//expected-note@-2 {{previous declaration is here}}
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int __attribute__((target_version("sve2-sha3"))) diff_type3(void) noexcept(true) { return 2; }
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template <typename T> int __attribute__((target_version("default"))) temp(T) { return 1; }
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template <typename T> int __attribute__((target_version("simd"))) temp1(T) { return 1; }
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// expected-error@+1 {{attribute 'target_version' multiversioned functions do not yet support function templates}}
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template <typename T> int __attribute__((target_version("sha3"))) temp1(T) { return 2; }
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extern "C" {
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int __attribute__((target_version("aes"))) extc(void) { return 1; }
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}
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//expected-error@+1 {{multiversioned function declaration has a different language linkage}}
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int __attribute__((target_version("lse"))) extc(void) { return 1; }
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auto __attribute__((target_version("default"))) ret1(void) { return 1; }
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auto __attribute__((target_version("dpb"))) ret2(void) { return 1; }
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auto __attribute__((target_version("dpb2"))) ret3(void) -> int { return 1; }
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class Cls {
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__attribute__((target_version("rng"))) Cls();
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__attribute__((target_version("sve-i8mm"))) ~Cls();
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Cls &__attribute__((target_version("f32mm"))) operator=(const Cls &) = default;
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Cls &__attribute__((target_version("ssbs"))) operator=(Cls &&) = delete;
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virtual void __attribute__((target_version("default"))) vfunc();
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virtual void __attribute__((target_version("sm4"))) vfunc1();
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};
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__attribute__((target_version("sha3"))) void Decl();
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namespace Nms {
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using ::Decl;
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// expected-error@+3 {{declaration conflicts with target of using declaration already in scope}}
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// expected-note@-4 {{target of using declaration}}
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// expected-note@-3 {{using declaration}}
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__attribute__((target_version("jscvt"))) void Decl();
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} // namespace Nms
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class Out {
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int __attribute__((target_version("bti"))) func(void);
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int __attribute__((target_version("ssbs2"))) func(void);
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};
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int __attribute__((target_version("bti"))) Out::func(void) { return 1; }
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int __attribute__((target_version("ssbs2"))) Out::func(void) { return 2; }
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// expected-error@+3 {{out-of-line definition of 'func' does not match any declaration in 'Out'}}
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// expected-note@-3 {{member declaration nearly matches}}
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// expected-note@-3 {{member declaration nearly matches}}
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int __attribute__((target_version("rng"))) Out::func(void) { return 3; }
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