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      1 // RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - %s | FileCheck %s
      2 
      3 // Test blacklist functionality.
      4 // RUN: echo "src:%s=init" > %t-file.blacklist
      5 // RUN: echo "type:PODWithCtorAndDtor=init" > %t-type.blacklist
      6 // RUN: echo "type:NS::PODWithCtor=init" >> %t-type.blacklist
      7 // RUN: %clang_cc1 -fsanitize=address -fsanitize-blacklist=%t-file.blacklist -emit-llvm -o - %s | FileCheck %s --check-prefix=BLACKLIST
      8 // RUN: %clang_cc1 -fsanitize=address -fsanitize-blacklist=%t-type.blacklist -emit-llvm -o - %s | FileCheck %s --check-prefix=BLACKLIST
      9 // REQUIRES: shell
     10 
     11 struct PODStruct {
     12   int x;
     13 };
     14 PODStruct s1;
     15 
     16 struct PODWithDtor {
     17   ~PODWithDtor() { }
     18   int x;
     19 };
     20 PODWithDtor s2;
     21 
     22 struct PODWithCtorAndDtor {
     23   PODWithCtorAndDtor() { }
     24   ~PODWithCtorAndDtor() { }
     25   int x;
     26 };
     27 PODWithCtorAndDtor s3;
     28 
     29 namespace NS {
     30 class PODWithCtor {
     31 public:
     32   PODWithCtor() {}
     33 };
     34 
     35 const volatile PODWithCtor array[5][5];
     36 }
     37 
     38 // Check that ASan init-order checking ignores structs with trivial default
     39 // constructor.
     40 // CHECK: !llvm.asan.globals = !{![[GLOB_1:[0-9]+]], ![[GLOB_2:[0-9]+]], ![[GLOB_3:[0-9]]], ![[GLOB_4:[0-9]]]}
     41 // CHECK: ![[GLOB_1]] = !{%struct.PODStruct* {{.*}}, i1 false, i1 false}
     42 // CHECK: ![[GLOB_2]] = !{%struct.PODWithDtor* {{.*}}, i1 false, i1 false}
     43 // CHECK: ![[GLOB_3]] = !{%struct.PODWithCtorAndDtor* {{.*}}, i1 true, i1 false}
     44 // CHECK: ![[GLOB_4]] = !{{{.*}}class.NS::PODWithCtor{{.*}}, i1 true, i1 false}
     45 
     46 // BLACKLIST: !llvm.asan.globals = !{![[GLOB_1:[0-9]+]], ![[GLOB_2:[0-9]+]], ![[GLOB_3:[0-9]]], ![[GLOB_4:[0-9]]]}
     47 // BLACKLIST: ![[GLOB_1]] = !{%struct.PODStruct* {{.*}}, i1 false, i1 false}
     48 // BLACKLIST: ![[GLOB_2]] = !{%struct.PODWithDtor* {{.*}}, i1 false, i1 false}
     49 // BLACKLIST: ![[GLOB_3]] = !{%struct.PODWithCtorAndDtor* {{.*}}, i1 false, i1 false}
     50 // BLACKLIST: ![[GLOB_4]] = !{{{.*}}class.NS::PODWithCtor{{.*}}, i1 false, i1 false}
     51