diff options
Diffstat (limited to 'test/ubsan/TestCases/TypeCheck/Function/function.cpp')
-rw-r--r-- | test/ubsan/TestCases/TypeCheck/Function/function.cpp | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/test/ubsan/TestCases/TypeCheck/Function/function.cpp b/test/ubsan/TestCases/TypeCheck/Function/function.cpp index 25b2bdc32..409eeb2ff 100644 --- a/test/ubsan/TestCases/TypeCheck/Function/function.cpp +++ b/test/ubsan/TestCases/TypeCheck/Function/function.cpp @@ -1,4 +1,4 @@ -// RUN: %clangxx -fsanitize=function %s -O3 -g -o %t +// RUN: %clangxx -std=c++17 -fsanitize=function %s -O3 -g -o %t // RUN: %run %t 2>&1 | FileCheck %s // Verify that we can disable symbolization if needed: // RUN: %env_ubsan_opts=symbolize=0 %run %t 2>&1 | FileCheck %s --check-prefix=NOSYM @@ -23,9 +23,47 @@ void make_invalid_call() { reinterpret_cast<void (*)(int)>(reinterpret_cast<uintptr_t>(f))(42); } +void f1(int) {} +void f2(unsigned int) {} +void f3(int) noexcept {} +void f4(unsigned int) noexcept {} + +void check_noexcept_calls() { + void (*p1)(int); + p1 = &f1; + p1(0); + p1 = reinterpret_cast<void (*)(int)>(&f2); + // CHECK: function.cpp:[[@LINE+2]]:3: runtime error: call to function f2(unsigned int) through pointer to incorrect function type 'void (*)(int)' + // NOSYM: function.cpp:[[@LINE+1]]:3: runtime error: call to function (unknown) through pointer to incorrect function type 'void (*)(int)' + p1(0); + p1 = &f3; + p1(0); + p1 = reinterpret_cast<void (*)(int)>(&f4); + // CHECK: function.cpp:[[@LINE+2]]:3: runtime error: call to function f4(unsigned int) through pointer to incorrect function type 'void (*)(int)' + // NOSYM: function.cpp:[[@LINE+1]]:3: runtime error: call to function (unknown) through pointer to incorrect function type 'void (*)(int)' + p1(0); + + void (*p2)(int) noexcept; + p2 = reinterpret_cast<void (*)(int) noexcept>(&f1); + // CHECK: function.cpp:[[@LINE+2]]:3: runtime error: call to function f1(int) through pointer to incorrect function type 'void (*)(int) noexcept' + // NOSYM: function.cpp:[[@LINE+1]]:3: runtime error: call to function (unknown) through pointer to incorrect function type 'void (*)(int) noexcept' + p2(0); + p2 = reinterpret_cast<void (*)(int) noexcept>(&f2); + // CHECK: function.cpp:[[@LINE+2]]:3: runtime error: call to function f2(unsigned int) through pointer to incorrect function type 'void (*)(int) noexcept' + // NOSYM: function.cpp:[[@LINE+1]]:3: runtime error: call to function (unknown) through pointer to incorrect function type 'void (*)(int) noexcept' + p2(0); + p2 = &f3; + p2(0); + p2 = reinterpret_cast<void (*)(int) noexcept>(&f4); + // CHECK: function.cpp:[[@LINE+2]]:3: runtime error: call to function f4(unsigned int) through pointer to incorrect function type 'void (*)(int) noexcept' + // NOSYM: function.cpp:[[@LINE+1]]:3: runtime error: call to function (unknown) through pointer to incorrect function type 'void (*)(int) noexcept' + p2(0); +} + int main(void) { make_valid_call(); make_invalid_call(); + check_noexcept_calls(); // Check that no more errors will be printed. // CHECK-NOT: runtime error: call to function // NOSYM-NOT: runtime error: call to function |