52 lines · cpp
1// RUN: %clang_cc1 -triple x86_64-unknown-linux -fvisibility=hidden -fsanitize=cfi-vcall,cfi-nvcall,cfi-derived-cast,cfi-unrelated-cast,cfi-icall -fsanitize-stats -emit-llvm -o - %s | FileCheck %s2// RUN: %clang_cc1 -triple x86_64-unknown-linux -fvisibility=hidden -fsanitize=cfi-vcall,cfi-nvcall,cfi-derived-cast,cfi-unrelated-cast,cfi-icall -fsanitize-trap=cfi-vcall -fwhole-program-vtables -fsanitize-stats -emit-llvm -o - %s | FileCheck %s3 4// CHECK: [[STATS:@[^ ]*]] = internal global { ptr, i32, [5 x [2 x ptr]] } { ptr null, i32 5, [5 x [2 x ptr]]5// CHECK: {{\[\[}}2 x ptr] zeroinitializer,6// CHECK: [2 x ptr] [ptr null, ptr inttoptr (i64 2305843009213693952 to ptr)],7// CHECK: [2 x ptr] [ptr null, ptr inttoptr (i64 4611686018427387904 to ptr)],8// CHECK: [2 x ptr] [ptr null, ptr inttoptr (i64 6917529027641081856 to ptr)],9// CHECK: [2 x ptr] [ptr null, ptr inttoptr (i64 -9223372036854775808 to ptr)]] }10 11// CHECK: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr [[CTOR:@[^ ]*]], ptr null }]12 13struct A {14 virtual void vf();15 void nvf();16};17struct B : A {};18 19// CHECK: @vcall20extern "C" void vcall(A *a) {21 // CHECK: call void @__sanitizer_stat_report({{.*}}[[STATS]]{{.*}}i64 0, i32 2, i64 022 a->vf();23}24 25// CHECK: @nvcall26extern "C" void nvcall(A *a) {27 // CHECK: call void @__sanitizer_stat_report({{.*}}[[STATS]]{{.*}}i64 0, i32 2, i64 128 a->nvf();29}30 31// CHECK: @dcast32extern "C" void dcast(A *a) {33 // CHECK: call void @__sanitizer_stat_report({{.*}}[[STATS]]{{.*}}i64 0, i32 2, i64 234 static_cast<B *>(a);35}36 37// CHECK: @ucast38extern "C" void ucast(void *a) {39 // CHECK: call void @__sanitizer_stat_report({{.*}}[[STATS]]{{.*}}i64 0, i32 2, i64 340 reinterpret_cast<A *>(a);41}42 43// CHECK: @icall44extern "C" void icall(void (*p)()) {45 // CHECK: call void @__sanitizer_stat_report({{.*}}[[STATS]]{{.*}}i64 0, i32 2, i64 446 p();47}48 49// CHECK: define internal void [[CTOR]]()50// CHECK-NEXT: call void @__sanitizer_stat_init(ptr [[STATS]])51// CHECK-NEXT: ret void52