forked from OSchip/llvm-project
55 lines
2.3 KiB
Objective-C
55 lines
2.3 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin -fblocks -fno-escaping-block-tail-calls -emit-llvm -o - %s | FileCheck %s
|
|
|
|
// CHECK-LABEL: define{{.*}} void @test(
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE0:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE1:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE2:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE3:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE4:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE5:.*]] to i8*)
|
|
// CHECK: store i8* bitcast (void (i8*)* @[[TEST_BLOCK_INVOKE6:.*]] to i8*)
|
|
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE0]]({{.*}}) #[[DISABLEATTR:.*]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE1]]({{.*}}) #[[ENABLEATTR:.*]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE2]]({{.*}}) #[[DISABLEATTR]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE3]]({{.*}}) #[[DISABLEATTR]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE4]]({{.*}}) #[[ENABLEATTR]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE5]]({{.*}}) #[[DISABLEATTR]] {
|
|
// CHECK: define internal void @[[TEST_BLOCK_INVOKE6]]({{.*}}) #[[ENABLEATTR]] {
|
|
|
|
// CHECK-NOT: attributes #[[ENABLEATTR]] = {{{.*}}"disable-tail-calls"="false"{{.*}}}
|
|
// CHECK: attributes #[[DISABLEATTR]] = {{{.*}}"disable-tail-calls"="true"{{.*}}}
|
|
|
|
typedef void (^BlockTy)(void);
|
|
typedef void (*NoEscapeFnTy)(__attribute__((noescape)) BlockTy);
|
|
|
|
void callee0(__attribute__((noescape)) BlockTy);
|
|
void callee1(BlockTy);
|
|
|
|
__attribute__((objc_root_class))
|
|
@interface C0
|
|
-(void)m0:(__attribute__((noescape)) BlockTy)p;
|
|
-(void)m1:(BlockTy)p;
|
|
@end
|
|
|
|
@implementation C0
|
|
-(void)m0:(__attribute__((noescape)) BlockTy)p {}
|
|
-(void)m1:(BlockTy)p {}
|
|
@end
|
|
|
|
NoEscapeFnTy noescapefunc;
|
|
|
|
void test(id a, C0 *c0) {
|
|
BlockTy b0 = ^{ (void)a; }; // disable tail-call optimization.
|
|
callee0(b0);
|
|
callee0(^{ (void)a; }); // enable tail-call optimization.
|
|
callee1(^{ (void)a; }); // disable tail-call optimization.
|
|
|
|
BlockTy b1 = ^{ (void)a; }; // disable tail-call optimization.
|
|
[c0 m0:b1];
|
|
[c0 m0:^{ (void)a; }]; // enable tail-call optimization.
|
|
[c0 m1:^{ (void)a; }]; // disable tail-call optimization.
|
|
|
|
noescapefunc(^{ (void)a; }); // enable tail-call optimization.
|
|
}
|