forked from OSchip/llvm-project
156 lines
6.7 KiB
C++
156 lines
6.7 KiB
C++
int DefinedInDifferentFile(int *a);
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// RUN: echo "int DefinedInDifferentFile(int *a) { return *a; }" > %t.extra-source.cpp
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// RUN: echo "struct S { S(){} ~S(){} };" >> %t.extra-source.cpp
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// RUN: echo "S glob_array[5];" >> %t.extra-source.cpp
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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp | FileCheck -check-prefix=WITHOUT %s
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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address | FileCheck -check-prefix=ASAN %s
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// RUN: echo "fun:*BlacklistedFunction*" > %t.func.blacklist
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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.func.blacklist | FileCheck -check-prefix=BLFUNC %s
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// The blacklist file uses regexps, so escape backslashes, which are common in
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// Windows paths.
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// RUN: echo "src:%s" | sed -e 's/\\/\\\\/g' > %t.file.blacklist
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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin -disable-O0-optnone -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.file.blacklist | FileCheck -check-prefix=BLFILE %s
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// The sanitize_address attribute should be attached to functions
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// when AddressSanitizer is enabled, unless no_sanitize_address attribute
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// is present.
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// Attributes for function defined in different source file:
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// WITHOUT: DefinedInDifferentFile{{.*}} [[NOATTR:#[0-9]+]]
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// BLFILE: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]]
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// BLFUNC: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]]
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// ASAN: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]]
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// Check that functions generated for global in different source file are
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// not blacklisted.
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// WITHOUT: @__cxx_global_var_init{{.*}}[[NOATTR:#[0-9]+]]
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// WITHOUT: @__cxx_global_array_dtor{{.*}}[[NOATTR]]
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// BLFILE: @__cxx_global_var_init{{.*}}[[WITH:#[0-9]+]]
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// BLFILE: @__cxx_global_array_dtor{{.*}}[[WITH]]
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// BLFUNC: @__cxx_global_var_init{{.*}}[[WITH:#[0-9]+]]
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// BLFUNC: @__cxx_global_array_dtor{{.*}}[[WITH]]
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// ASAN: @__cxx_global_var_init{{.*}}[[WITH:#[0-9]+]]
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// ASAN: @__cxx_global_array_dtor{{.*}}[[WITH]]
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// WITHOUT: NoAddressSafety1{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]]
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// BLFUNC: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]]
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// ASAN: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]]
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__attribute__((no_sanitize_address))
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int NoAddressSafety1(int *a) { return *a; }
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// WITHOUT: NoAddressSafety2{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety2{{.*}}) [[NOATTR]]
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// BLFUNC: NoAddressSafety2{{.*}}) [[NOATTR]]
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// ASAN: NoAddressSafety2{{.*}}) [[NOATTR]]
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__attribute__((no_sanitize_address))
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int NoAddressSafety2(int *a);
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int NoAddressSafety2(int *a) { return *a; }
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// WITHOUT: NoAddressSafety3{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety3{{.*}}) [[NOATTR]]
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// BLFUNC: NoAddressSafety3{{.*}}) [[NOATTR]]
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// ASAN: NoAddressSafety3{{.*}}) [[NOATTR]]
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[[gnu::no_sanitize_address]]
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int NoAddressSafety3(int *a) { return *a; }
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// WITHOUT: NoAddressSafety4{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety4{{.*}}) [[NOATTR]]
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// BLFUNC: NoAddressSafety4{{.*}}) [[NOATTR]]
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// ASAN: NoAddressSafety4{{.*}}) [[NOATTR]]
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[[gnu::no_sanitize_address]]
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int NoAddressSafety4(int *a);
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int NoAddressSafety4(int *a) { return *a; }
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// WITHOUT: NoAddressSafety5{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety5{{.*}}) [[NOATTR]]
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// BLFUNC: NoAddressSafety5{{.*}}) [[NOATTR]]
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// ASAN: NoAddressSafety5{{.*}}) [[NOATTR]]
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__attribute__((no_sanitize("address")))
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int NoAddressSafety5(int *a) { return *a; }
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// WITHOUT: NoAddressSafety6{{.*}}) [[NOATTR]]
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// BLFILE: NoAddressSafety6{{.*}}) [[NOATTR]]
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// BLFUNC: NoAddressSafety6{{.*}}) [[NOATTR]]
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// ASAN: NoAddressSafety6{{.*}}) [[NOATTR]]
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__attribute__((no_sanitize("address")))
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int NoAddressSafety6(int *a);
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int NoAddressSafety6(int *a) { return *a; }
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// WITHOUT: AddressSafetyOk{{.*}}) [[NOATTR]]
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// BLFILE: AddressSafetyOk{{.*}}) [[NOATTR]]
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// BLFUNC: AddressSafetyOk{{.*}}) [[WITH]]
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// ASAN: AddressSafetyOk{{.*}}) [[WITH]]
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int AddressSafetyOk(int *a) { return *a; }
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// WITHOUT: BlacklistedFunction{{.*}}) [[NOATTR]]
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// BLFILE: BlacklistedFunction{{.*}}) [[NOATTR]]
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// BLFUNC: BlacklistedFunction{{.*}}) [[NOATTR]]
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// ASAN: BlacklistedFunction{{.*}}) [[WITH]]
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int BlacklistedFunction(int *a) { return *a; }
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#define GENERATE_FUNC(name) \
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int name(int *a) { return *a; }
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// WITHOUT: GeneratedFunction{{.*}}) [[NOATTR]]
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// BLFILE: GeneratedFunction{{.*}}) [[NOATTR]]
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// BLFUNC: GeneratedFunction{{.*}}) [[WITH]]
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// ASAN: GeneratedFunction{{.*}}) [[WITH]]
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GENERATE_FUNC(GeneratedFunction)
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#define GENERATE_NAME(name) name##_generated
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// WITHOUT: Function_generated{{.*}}) [[NOATTR]]
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// BLFILE: Function_generated{{.*}}) [[NOATTR]]
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// BLFUNC: Function_generated{{.*}}) [[WITH]]
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// ASAN: Function_generated{{.*}}) [[WITH]]
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int GENERATE_NAME(Function)(int *a) { return *a; }
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// WITHOUT: TemplateAddressSafetyOk{{.*}}) [[NOATTR]]
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// BLFILE: TemplateAddressSafetyOk{{.*}}) [[NOATTR]]
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// BLFUNC: TemplateAddressSafetyOk{{.*}}) [[WITH]]
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// ASAN: TemplateAddressSafetyOk{{.*}}) [[WITH]]
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template<int i>
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int TemplateAddressSafetyOk() { return i; }
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// WITHOUT: TemplateNoAddressSafety1{{.*}}) [[NOATTR]]
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// BLFILE: TemplateNoAddressSafety1{{.*}}) [[NOATTR]]
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// BLFUNC: TemplateNoAddressSafety1{{.*}}) [[NOATTR]]
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// ASAN: TemplateNoAddressSafety1{{.*}}) [[NOATTR]]
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template<int i>
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__attribute__((no_sanitize_address))
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int TemplateNoAddressSafety1() { return i; }
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// WITHOUT: TemplateNoAddressSafety2{{.*}}) [[NOATTR]]
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// BLFILE: TemplateNoAddressSafety2{{.*}}) [[NOATTR]]
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// BLFUNC: TemplateNoAddressSafety2{{.*}}) [[NOATTR]]
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// ASAN: TemplateNoAddressSafety2{{.*}}) [[NOATTR]]
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template<int i>
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__attribute__((no_sanitize("address")))
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int TemplateNoAddressSafety2() { return i; }
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int force_instance = TemplateAddressSafetyOk<42>()
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+ TemplateNoAddressSafety1<42>()
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+ TemplateNoAddressSafety2<42>();
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// Check that __cxx_global_var_init* get the sanitize_address attribute.
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int global1 = 0;
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int global2 = *(int*)((char*)&global1+1);
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// WITHOUT: @__cxx_global_var_init{{.*}}[[NOATTR]]
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// BLFILE: @__cxx_global_var_init{{.*}}[[NOATTR:#[0-9]+]]
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// BLFUNC: @__cxx_global_var_init{{.*}}[[WITH]]
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// ASAN: @__cxx_global_var_init{{.*}}[[WITH]]
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// WITHOUT: attributes [[NOATTR]] = { noinline nounwind{{.*}} }
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// BLFILE: attributes [[WITH]] = { noinline nounwind sanitize_address{{.*}} }
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// BLFILE: attributes [[NOATTR]] = { noinline nounwind{{.*}} }
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// BLFUNC: attributes [[WITH]] = { noinline nounwind sanitize_address{{.*}} }
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// BLFUNC: attributes [[NOATTR]] = { noinline nounwind{{.*}} }
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// ASAN: attributes [[WITH]] = { noinline nounwind sanitize_address{{.*}} }
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// ASAN: attributes [[NOATTR]] = { noinline nounwind{{.*}} }
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