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llvm-project/clang/test/CodeGenObjC/arc-block-copy-escape.m

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Mark calls to objc_retainBlock that don't result from casts to id so that we can still optimize them appropriately. llvm-svn: 141064
2011-10-04 14:23:45 +08:00
// RUN: %clang_cc1 -fobjc-arc -fblocks -emit-llvm %s -o - | FileCheck %s
typedef void (^block_t)(void);
void use_block(block_t);
void use_int(int);
// rdar://problem/10211676
void test0(int i) {
block_t block = ^{ use_int(i); };
// CHECK: define void @test0(
Update to use references to attribute groups instead of listing the attributes on the call/invoke instructions. llvm-svn: 175878
2013-02-22 17:10:20 +08:00
// CHECK: call i8* @objc_retainBlock(i8* {{%.*}}) [[NUW:#[0-9]+]], !clang.arc.copy_on_escape
Mark calls to objc_retainBlock that don't result from casts to id so that we can still optimize them appropriately. llvm-svn: 141064
2011-10-04 14:23:45 +08:00
// CHECK: ret void
}
void test1(int i) {
id block = ^{ use_int(i); };
// CHECK: define void @test1(
Update to use references to attribute groups instead of listing the attributes on the call/invoke instructions. llvm-svn: 175878
2013-02-22 17:10:20 +08:00
// CHECK: call i8* @objc_retainBlock(i8* {{%.*}}) [[NUW]]
Mark calls to objc_retainBlock that don't result from casts to id so that we can still optimize them appropriately. llvm-svn: 141064
2011-10-04 14:23:45 +08:00
// CHECK-NOT: !clang.arc.copy_on_escape
// CHECK: ret void
}
Update to use references to attribute groups instead of listing the attributes on the call/invoke instructions. llvm-svn: 175878
2013-02-22 17:10:20 +08:00
// CHECK: attributes [[NUW]] = { nounwind }