forked from OSchip/llvm-project
107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
// RUN: %clang_cc1 %s -ast-print -verify > %t.c
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// RUN: FileCheck %s --input-file %t.c
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//
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// RUN: echo >> %t.c "// expected""-warning@* {{use of GNU old-style field designator extension}}"
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// RUN: echo >> %t.c "// expected""-warning@* {{'EnumWithAttributes' is deprecated}}"
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// RUN: echo >> %t.c "// expected""-note@* {{'EnumWithAttributes' has been explicitly marked deprecated here}}"
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// RUN: echo >> %t.c "// expected""-warning@* {{'EnumWithAttributes3' is deprecated}}"
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// RUN: echo >> %t.c "// expected""-note@* {{'EnumWithAttributes3' has been explicitly marked deprecated here}}"
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// RUN: %clang_cc1 -fsyntax-only %t.c -verify
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typedef void func_typedef();
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func_typedef xxx;
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typedef void func_t(int x);
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func_t a;
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struct blah {
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struct {
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struct {
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int b;
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};
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};
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};
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// This used to crash clang.
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struct {
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}(s1);
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int foo(const struct blah *b) {
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// CHECK: return b->b;
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return b->b;
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}
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int arr(int a[static 3]) {
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// CHECK: int a[static 3]
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return a[2];
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}
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int rarr(int a[restrict static 3]) {
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// CHECK: int a[restrict static 3]
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return a[2];
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}
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int varr(int n, int a[static n]) {
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// CHECK: int a[static n]
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return a[2];
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}
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int rvarr(int n, int a[restrict static n]) {
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// CHECK: int a[restrict static n]
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return a[2];
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}
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// CHECK: typedef struct {
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typedef struct {
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int f;
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} T __attribute__ ((__aligned__));
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// CHECK: struct __attribute__((visibility("default"))) S;
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struct __attribute__((visibility("default"))) S;
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struct pair_t {
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int a;
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int b;
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};
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// CHECK: struct pair_t p = {a: 3, .b = 4};
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struct pair_t p = {a: 3, .b = 4}; // expected-warning {{use of GNU old-style field designator extension}}
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void initializers() {
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// CHECK: int *x = ((void *)0), *y = ((void *)0);
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int *x = ((void *)0), *y = ((void *)0);
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struct Z{};
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struct {
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struct Z z;
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// CHECK: } z = {(struct Z){}};
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} z = {(struct Z){}};
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}
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// CHECK-LABEL: enum __attribute__((deprecated(""))) EnumWithAttributes {
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enum EnumWithAttributes { // expected-warning {{'EnumWithAttributes' is deprecated}}
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// CHECK-NEXT: EnumWithAttributesFoo __attribute__((deprecated(""))),
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EnumWithAttributesFoo __attribute__((deprecated)),
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// CHECK-NEXT: EnumWithAttributesBar __attribute__((unavailable(""))) = 50
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EnumWithAttributesBar __attribute__((unavailable)) = 50
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// CHECK-NEXT: };
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// CHECK-NEXT: enum EnumWithAttributes *EnumWithAttributesPtr;
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} __attribute__((deprecated)) *EnumWithAttributesPtr; // expected-note {{'EnumWithAttributes' has been explicitly marked deprecated here}}
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// FIXME: If enum is forward-declared at file scope, attributes are lost.
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// CHECK-LABEL: enum EnumWithAttributes2 *EnumWithAttributes2Ptr;
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// expected-warning@+2 {{'EnumWithAttributes2' is deprecated}}
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// expected-note@+1 {{'EnumWithAttributes2' has been explicitly marked deprecated here}}
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enum __attribute__((deprecated)) EnumWithAttributes2 *EnumWithAttributes2Ptr;
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// CHECK-LABEL: EnumWithAttributes3Fn
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void EnumWithAttributes3Fn() {
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// CHECK-NEXT: enum __attribute__((deprecated(""))) EnumWithAttributes3 *EnumWithAttributes3Ptr;
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// expected-warning@+2 {{'EnumWithAttributes3' is deprecated}}
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// expected-note@+1 {{'EnumWithAttributes3' has been explicitly marked deprecated here}}
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enum __attribute__((deprecated)) EnumWithAttributes3 *EnumWithAttributes3Ptr;
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// Printing must not put the attribute after the tag where it would apply to
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// the variable instead of the type, and then our deprecation warning would
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// move to this use of the variable.
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void *p = EnumWithAttributes3Ptr;
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}
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