llvm-project/clang/test/CodeGen/sanitize-init-order.cpp

51 lines
1.8 KiB
C++

// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - %s | FileCheck %s
// Test blacklist functionality.
// RUN: echo "src:%s=init" > %t-file.blacklist
// RUN: echo "type:PODWithCtorAndDtor=init" > %t-type.blacklist
// RUN: echo "type:NS::PODWithCtor=init" >> %t-type.blacklist
// RUN: %clang_cc1 -fsanitize=address -fsanitize-blacklist=%t-file.blacklist -emit-llvm -o - %s | FileCheck %s --check-prefix=BLACKLIST
// RUN: %clang_cc1 -fsanitize=address -fsanitize-blacklist=%t-type.blacklist -emit-llvm -o - %s | FileCheck %s --check-prefix=BLACKLIST
// REQUIRES: shell
struct PODStruct {
int x;
};
PODStruct s1;
struct PODWithDtor {
~PODWithDtor() { }
int x;
};
PODWithDtor s2;
struct PODWithCtorAndDtor {
PODWithCtorAndDtor() { }
~PODWithCtorAndDtor() { }
int x;
};
PODWithCtorAndDtor s3;
namespace NS {
class PODWithCtor {
public:
PODWithCtor() {}
};
const volatile PODWithCtor array[5][5];
}
// Check that ASan init-order checking ignores structs with trivial default
// constructor.
// CHECK: !llvm.asan.globals = !{![[GLOB_1:[0-9]+]], ![[GLOB_2:[0-9]+]], ![[GLOB_3:[0-9]]], ![[GLOB_4:[0-9]]]}
// CHECK: ![[GLOB_1]] = !{%struct.PODStruct* {{.*}}, i1 false, i1 false}
// CHECK: ![[GLOB_2]] = !{%struct.PODWithDtor* {{.*}}, i1 false, i1 false}
// CHECK: ![[GLOB_3]] = !{%struct.PODWithCtorAndDtor* {{.*}}, i1 true, i1 false}
// CHECK: ![[GLOB_4]] = !{{{.*}}class.NS::PODWithCtor{{.*}}, i1 true, i1 false}
// BLACKLIST: !llvm.asan.globals = !{![[GLOB_1:[0-9]+]], ![[GLOB_2:[0-9]+]], ![[GLOB_3:[0-9]]], ![[GLOB_4:[0-9]]]}
// BLACKLIST: ![[GLOB_1]] = !{%struct.PODStruct* {{.*}}, i1 false, i1 false}
// BLACKLIST: ![[GLOB_2]] = !{%struct.PODWithDtor* {{.*}}, i1 false, i1 false}
// BLACKLIST: ![[GLOB_3]] = !{%struct.PODWithCtorAndDtor* {{.*}}, i1 false, i1 false}
// BLACKLIST: ![[GLOB_4]] = !{{{.*}}class.NS::PODWithCtor{{.*}}, i1 false, i1 false}