83 lines · c
1// RUN: %clang_cc1 -triple aarch64-linux-gnu -fsyntax-only -verify %s2 3void __attribute__((target_clones("fp16+sve2-aes", "sb+sve2-sha3+rcpc3+mops", "rdma"))) no_def(void);4 5// expected-warning@+1 {{unsupported 'default' in the 'target_clones' attribute string; 'target_clones' attribute ignored}}6void __attribute__((target_clones("default+sha3"))) warn1(void);7 8// expected-error@+2 {{'target_clones' and 'target_version' attributes are not compatible}}9// expected-note@+1 {{conflicting attribute is here}}10void __attribute__((target_version("sve"), target_clones("sme+memtag"))) not_compat(void);11 12int redecl(void);13int __attribute__((target_clones("frintts", "simd+fp", "default"))) redecl(void) { return 1; }14 15int __attribute__((target_clones("jscvt+fcma", "rcpc", "default"))) redecl2(void);16// expected-error@+2 {{'target_clones' attribute does not match previous declaration}}17// expected-note@-2 {{previous declaration is here}}18int __attribute__((target_clones("jscvt+fcma", "rcpc"))) redecl2(void) { return 1; }19 20int __attribute__((target_clones("sve+dotprod"))) redecl3(void);21int redecl3(void);22 23int __attribute__((target_clones("rng", "fp16fml+fp", "default"))) redecl4(void);24// expected-error@+2 {{'target_clones' attribute does not match previous declaration}}25// expected-note@-2 {{previous declaration is here}}26int __attribute__((target_clones("dit", "bf16+dpb", "default"))) redecl4(void) { return 1; }27 28int __attribute__((target_version("flagm2"))) redef2(void) { return 1; }29// expected-error@+2 {{multiversioned function redeclarations require identical target attributes}}30// expected-note@-2 {{previous declaration is here}}31int __attribute__((target_clones("flagm2", "default"))) redef2(void) { return 1; }32 33int __attribute__((target_clones("f32mm", "f64mm", "sha2+fp"))) redef3(void) { return 1; }34// expected-error@+2 {{'target_clones' attribute does not match previous declaration}}35// expected-note@-2 {{previous declaration is here}}36int __attribute__((target_clones("f32mm", "sha2+fp", "f64mm"))) redef3(void) { return 1; }37 38int __attribute__((target_clones("rdm+lse+rdm", "lse+rdm"))) dup1(void) { return 1; }39// expected-warning@+1 {{version list contains duplicate entries}}40int __attribute__((target_clones("rdm+lse+rdm", "rdm+lse+rdm"))) dup2(void) { return 2; }41// expected-warning@+1 {{version list contains duplicate entries}}42int __attribute__((target_clones("rcpc2+sve2-aes", "rcpc2+sve2-aes"))) dup3(void) { return 3; }43// expected-warning@+1 {{version list contains duplicate entries}}44void __attribute__((target_clones("sha3", "default", "default"))) dup4(void);45// expected-warning@+2 {{version list contains duplicate entries}}46// expected-warning@+1 {{version list contains duplicate entries}}47int __attribute__((target_clones("fp", "fp", "crc+dotprod", "dotprod+crc"))) dup5(void) { return 5; }48 49// expected-warning@+1 {{version list contains duplicate entries}}50int __attribute__((target_clones("fp16+memtag", "memtag+fp16"))) dup6(void) { return 6; }51 52// expected-warning@+1 {{unsupported '' in the 'target_clones' attribute string;}}53void __attribute__((target_clones(""))) empty_target_1(void);54// expected-warning@+3 {{unsupported 'default' in the 'target_clones' attribute string;}}55// expected-warning@+2 {{unsupported 'default' in the 'target_clones' attribute string;}}56// expected-warning@+1 {{version list contains entries that don't impact code generation}}57void __attribute__((target_clones("default+default"))) empty_target_2(void);58// expected-warning@+1 {{unsupported '' in the 'target_clones' attribute string;}}59void __attribute__((target_clones("+sve2")))60empty_target_3(void);61// expected-warning@+1 {{unsupported 'bs' in the 'target_clones' attribute string;}}62void __attribute__((target_clones("sb+bs")))63empty_target_4(void);64 65// expected-warning@+1 {{unsupported '' in the 'target_clones' attribute string;}}66void __attribute__((target_clones("default", "")))67empty_target_5(void);68 69// expected-warning@+1 {{version list contains duplicate entries}}70void __attribute__((target_clones("sve2-bitperm", "sve2-bitperm")))71dupe_normal(void);72 73void __attribute__((target_clones("default"), target_clones("memtag+bti"))) dupe_normal2(void);74 75int mv_after_use(void);76int useage(void) {77 return mv_after_use();78}79// expected-error@+1 {{function declaration cannot become a multiversioned function after first usage}}80int __attribute__((target_clones("sve2-sha3+ssbs", "sm4"))) mv_after_use(void) { return 1; }81// expected-error@+1 {{'main' cannot be a multiversioned function}}82int __attribute__((target_clones("i8mm"))) main() { return 1; }83