141 lines · c
1// RUN: sed -e "s@ATTR_USE@__arm_streaming@g" -e "s@ATTR_NAME@__arm_streaming@g" %s > %t2// RUN: %clang_cc1 -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -verify=expected,notc2x -Wno-strict-prototypes %t3// RUN: %clang_cc1 -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -verify=expected,c2x %t4// RUN: sed -e "s@ATTR_USE@__arm_inout\(\"za\"\)@g" -e "s@ATTR_NAME@__arm_inout@g" %s > %t5// RUN: %clang_cc1 -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -verify=expected,notc2x -Wno-strict-prototypes %t6// RUN: %clang_cc1 -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -verify=expected,c2x %t7 8enum ATTR_USE E { // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}9 One ATTR_USE, // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}10 Two,11 Three ATTR_USE // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}12};13 14enum ATTR_USE { Four }; // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}15ATTR_USE enum E2 { Five }; // expected-error {{misplaced 'ATTR_NAME'}}16 17// FIXME: this diagnostic can be improved.18enum { ATTR_USE Six }; // expected-error {{expected identifier}}19 20// FIXME: this diagnostic can be improved.21enum E3 ATTR_USE { Seven }; // expected-error {{expected identifier or '('}}22 23struct ATTR_USE S1 { // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}24 int i ATTR_USE; // expected-error {{'ATTR_NAME' only applies to function types}}25 int ATTR_USE j; // expected-error {{'ATTR_NAME' only applies to function types}}26 int k[10] ATTR_USE; // expected-error {{'ATTR_NAME' only applies to function types}}27 int l ATTR_USE[10]; // expected-error {{'ATTR_NAME' only applies to function types}}28 ATTR_USE int m, n; // expected-error {{'ATTR_NAME' only applies to function types}}29 int o ATTR_USE : 12; // expected-error {{'ATTR_NAME' only applies to function types}}30 int ATTR_USE : 0; // expected-error {{'ATTR_NAME' only applies to function types}}31 int p, ATTR_USE : 0; // expected-error {{'ATTR_NAME' cannot appear here}}32 int q, ATTR_USE r; // expected-error {{'ATTR_NAME' cannot appear here}}33 ATTR_USE int; // expected-error {{'ATTR_NAME' cannot appear here}} \34 // expected-warning {{declaration does not declare anything}}35};36 37ATTR_USE struct S2 { int a; }; // expected-error {{misplaced 'ATTR_NAME'}}38struct S3 ATTR_USE { int a; }; // expected-error {{'ATTR_NAME' cannot appear here}} \39 expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}40 41union ATTR_USE U { // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}42 double d ATTR_USE; // expected-error {{'ATTR_NAME' only applies to function types; type here is 'double'}}43 ATTR_USE int i; // expected-error {{'ATTR_NAME' only applies to function types; type here is 'int'}}44};45 46ATTR_USE union U2 { double d; }; // expected-error {{misplaced 'ATTR_NAME'}}47union U3 ATTR_USE { double d; }; // expected-error {{'ATTR_NAME' cannot appear here}} \48 expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}49 50struct ATTR_USE IncompleteStruct; // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}51union ATTR_USE IncompleteUnion; // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}52enum ATTR_USE IncompleteEnum; // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}53 54ATTR_USE void f1(void); // expected-error {{'ATTR_NAME' cannot be applied to a declaration}}55void ATTR_USE f2(void); // expected-error {{'ATTR_NAME' only applies to function types}}56void f3 ATTR_USE (void); // expected-error {{'ATTR_NAME' cannot be applied to a declaration}}57void f4(void) ATTR_USE;58 59void f5(int i ATTR_USE, ATTR_USE int j, int ATTR_USE k); // expected-error 3 {{'ATTR_NAME' only applies to function types}}60 61void f6(a, b) ATTR_USE int a; int b; { // expected-error {{'ATTR_NAME' cannot appear here}} \62 c2x-warning {{deprecated}}63}64 65// FIXME: technically, an attribute list cannot appear here, but we currently66// parse it as part of the return type of the function, which is reasonable67// behavior given that we *don't* want to parse it as part of the K&R parameter68// declarations. It is disallowed to avoid a parsing ambiguity we already69// handle well.70int (*f7(a, b))(int, int) ATTR_USE int a; int b; { // c2x-warning {{deprecated}}71 return 0;72}73 74ATTR_USE int a, b; // expected-error {{'ATTR_NAME' only applies to function types}}75int c ATTR_USE, d ATTR_USE; // expected-error 2 {{'ATTR_NAME' only applies to function types}}76 77void f8(void) ATTR_USE {78 ATTR_USE int i, j; // expected-error {{'ATTR_NAME' only applies to function types}}79 int k, l ATTR_USE; // expected-error {{'ATTR_NAME' only applies to function types}}80}81 82ATTR_USE void f9(void) { // expected-error {{'ATTR_NAME' cannot be applied to a declaration}}83 int i[10] ATTR_USE; // expected-error {{'ATTR_NAME' only applies to function types}}84 int (*fp1)(void)ATTR_USE;85 int (*fp2 ATTR_USE)(void); // expected-error {{'ATTR_NAME' cannot be applied to a declaration}}86 87 int * ATTR_USE *ipp; // expected-error {{'ATTR_NAME' only applies to function types}}88}89 90void f10(int j[static 10] ATTR_USE, int k[*] ATTR_USE); // expected-error 2 {{'ATTR_NAME' only applies to function types}}91 92void f11(void) {93 ATTR_USE {} // expected-error {{'ATTR_NAME' cannot be applied to a statement}}94 ATTR_USE if (1) {} // expected-error {{'ATTR_NAME' cannot be applied to a statement}}95 96 ATTR_USE switch (1) { // expected-error {{'ATTR_NAME' cannot be applied to a statement}}97 ATTR_USE case 1: ATTR_USE break; // expected-error 2 {{'ATTR_NAME' cannot be applied to a statement}}98 ATTR_USE default: break; // expected-error {{'ATTR_NAME' cannot be applied to a statement}}99 }100 101 goto foo;102 ATTR_USE foo: (void)1; // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}}103 104 ATTR_USE for (;;); // expected-error {{'ATTR_NAME' cannot be applied to a statement}}105 ATTR_USE while (1); // expected-error {{'ATTR_NAME' cannot be applied to a statement}}106 ATTR_USE do ATTR_USE { } while(1); // expected-error 2 {{'ATTR_NAME' cannot be applied to a statement}}107 108 ATTR_USE (void)1; // expected-error {{'ATTR_NAME' cannot be applied to a statement}}109 110 ATTR_USE; // expected-error {{'ATTR_NAME' cannot be applied to a statement}}111 112 (void)sizeof(int [4]ATTR_USE); // expected-error {{'ATTR_NAME' only applies to function types}}113 (void)sizeof(struct ATTR_USE S3 { int a ATTR_USE; }); // expected-error {{'ATTR_NAME' only applies to non-K&R-style functions}} \114 // expected-error {{'ATTR_NAME' only applies to function types; type here is 'int'}}115 116 ATTR_USE return; // expected-error {{'ATTR_NAME' cannot be applied to a statement}}117 118 ATTR_USE asm (""); // expected-error {{'ATTR_NAME' cannot appear here}}119}120 121struct ATTR_USE S4 *s; // expected-error {{'ATTR_NAME' cannot appear here}}122struct S5 {};123int c = sizeof(struct ATTR_USE S5); // expected-error {{'ATTR_NAME' cannot appear here}}124 125void invalid_parentheses1() __arm_inout; // expected-error {{expected '(' after ''__arm_inout''}}126void invalid_parentheses2() __arm_inout(; // expected-error {{expected string literal as argument of '__arm_inout' attribute}}127void invalid_parentheses3() __arm_inout((); // expected-error {{expected string literal as argument of '__arm_inout' attribute}}128void invalid_parentheses4() __arm_inout); // expected-error {{expected '(' after ''__arm_inout''}} \129 // expected-error {{expected function body after function declarator}}130void invalid_parentheses5() __arm_inout(()); // expected-error {{expected string literal as argument of '__arm_inout' attribute}}131void invalid_parentheses6() __arm_inout("za"; // expected-error {{expected ')'}}132void invalid_parentheses7() __arm_streaming(; // expected-error {{expected parameter declarator}} \133 // expected-error {{expected ')'}} \134 // expected-note {{to match this '('}} \135 // expected-error {{function cannot return function type 'void ()'}} \136 // expected-error {{'__arm_streaming' only applies to function types; type here is 'int ()'}} \137 // expected-warning {{'__arm_streaming' only applies to non-K&R-style functions}}138void invalid_parentheses8() __arm_streaming(); // expected-error {{function cannot return function type 'void ()'}} \139 // expected-error {{'__arm_streaming' only applies to function types; type here is 'int ()'}} \140 // expected-warning {{'__arm_streaming' only applies to non-K&R-style functions}}141