forked from OSchip/llvm-project
40 lines
1.5 KiB
Objective-C
40 lines
1.5 KiB
Objective-C
// RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O2 | FileCheck %s
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// Make sure we emit clang.arc.use before calling objc_release as part of the
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// cleanup. This way we make sure the object will not be released until the
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// end of the full expression.
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// rdar://problem/24528966
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@class NSString;
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extern __attribute__((visibility("default"))) NSString *GenString();
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// Behavior of __builtin_os_log differs between platforms, so only test on X86
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#ifdef __x86_64__
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// CHECK-LABEL: define i8* @test_builtin_os_log
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void *test_builtin_os_log(void *buf) {
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return __builtin_os_log_format(buf, "capabilities: %@", GenString());
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// CHECK: store i8 2, i8*
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// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* {{.*}}, i64 1
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// CHECK: store i8 1, i8* [[NUM_ARGS]]
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//
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// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* {{.*}}, i64 2
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// CHECK: store i8 64, i8* [[ARG1_DESC]]
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// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* {{.*}}, i64 3
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// CHECK: store i8 8, i8* [[ARG1_SIZE]]
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// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* {{.*}}, i64 4
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// CHECK: [[ARG1_CAST:%.*]] = bitcast i8* [[ARG1]] to
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// CHECK: [[STRING:%.*]] = {{.*}} call {{.*}} @GenString()
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// CHECK: [[STRING_CAST:%.*]] = bitcast {{.*}} [[STRING]] to
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// CHECK: call {{.*}} @objc_retainAutoreleasedReturnValue(i8* [[STRING_CAST]])
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// CHECK: store {{.*}} [[STRING]], {{.*}} [[ARG1_CAST]]
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// CHECK: call void (...) @clang.arc.use({{.*}} [[STRING]])
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// CHECK: call void @objc_release(i8* [[STRING_CAST]])
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// CHECK: ret i8*
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}
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#endif
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