derek.holloway
7502bf64a4
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49 lines
1.7 KiB
Objective-C
49 lines
1.7 KiB
Objective-C
// RUN: %clang_cc1 -x objective-c -emit-llvm -triple x86_64-apple-macosx10.10.0 -fsanitize=nonnull-attribute %s -o - -w | FileCheck %s
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@interface A
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-(void) one_arg: (__attribute__((nonnull)) int *) arg1;
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-(void) varargs: (__attribute__((nonnull)) int *) arg1, ...;
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+(void) clsmethod: (__attribute__((nonnull)) int *) arg1;
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@end
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@implementation A
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// CHECK-LABEL: define internal void @"\01-[A one_arg:]"
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// CHECK-SAME: ptr noundef nonnull
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-(void) one_arg: (__attribute__((nonnull)) int *) arg1 {}
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// CHECK-LABEL: define internal void @"\01-[A varargs:]"
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// CHECK-SAME: ptr noundef nonnull
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-(void) varargs: (__attribute__((nonnull)) int *) arg1, ... {}
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// CHECK-LABEL: define internal void @"\01+[A clsmethod:]"
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// CHECK-SAME: ptr noundef nonnull
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+(void) clsmethod: (__attribute__((nonnull)) int *) arg1 {}
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@end
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// CHECK-LABEL: define{{.*}} void @call_A
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void call_A(A *a, int *p) {
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// CHECK: [[ICMP:%.*]] = icmp ne ptr [[P1:%.*]], null, !nosanitize
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// CHECK: br i1 [[ICMP]], {{.*}}, !nosanitize
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// CHECK: call void @__ubsan_handle_nonnull_arg{{.*}} !nosanitize
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// CHECK: call void @objc_msgSend({{.*}}, ptr noundef [[P1]])
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[a one_arg: p];
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// CHECK: [[ICMP:%.*]] = icmp ne ptr [[P2:%.*]], null, !nosanitize
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// CHECK: br i1 [[ICMP]], {{.*}}, !nosanitize
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// CHECK: call void @__ubsan_handle_nonnull_arg{{.*}} !nosanitize
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// CHECK: call void (ptr, ptr, ptr, ...) @objc_msgSend({{.*}}, ptr noundef [[P2]], {{.*}})
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[a varargs: p, p];
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// CHECK: [[ICMP:%.*]] = icmp ne ptr [[P3:%.*]], null, !nosanitize
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// CHECK: br i1 [[ICMP]], {{.*}}, !nosanitize
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// CHECK: call void @__ubsan_handle_nonnull_arg{{.*}} !nosanitize
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// CHECK: call void @objc_msgSend({{.*}}, ptr noundef [[P3]])
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[A clsmethod: p];
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}
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