// RUN: clang-tidy %s -checks="-*,cert-err58-cpp" -- -std=c++11 -target x86_64-pc-linux-gnu \ // RUN: | FileCheck %s -check-prefix=CHECK-EXCEPTIONS \ // RUN: -implicit-check-not="{{warning|error}}:" // RUN: clang-tidy %s -checks="-*,cert-err58-cpp" -- -fno-exceptions -std=c++11 -target x86_64-pc-linux-gnu \ // RUN: | FileCheck %s -allow-empty -check-prefix=CHECK-NONEXCEPTIONS \ // RUN: -implicit-check-not="{{warning|error}}:" struct S { S() noexcept(false); }; struct T { T() noexcept; }; struct U { U() {} }; struct V { explicit V(const char *) {} // Can throw }; struct Cleanup { ~Cleanup() {} }; struct W { W(Cleanup c = {}) noexcept(false); }; struct X { X(S = {}) noexcept; }; struct Y { S s; }; struct Z { T t; }; int f(); int g() noexcept(false); int h() noexcept(true); struct UserConv_Bad { operator int() noexcept(false); }; struct UserConv_Good { operator int() noexcept; }; UserConv_Bad some_bad_func() noexcept; UserConv_Good some_good_func() noexcept; S s; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp] // CHECK-EXCEPTIONS: 9:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: T t; // ok U u; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 17:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: V v("v"); // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 21:12: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: W w; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 29:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: X x1(S{}); // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'x1' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 9:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: X x2; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'x2' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 9:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: Y y; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'y' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 36:8: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: Z z; int i = f(); // CHECK-EXCEPTIONS: :[[@LINE-1]]:5: warning: initialization of 'i' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 44:5: note: possibly throwing function declared here // CHECK-NONEXCEPTIONS-NOT: warning: int j = g(); // CHECK-EXCEPTIONS: :[[@LINE-1]]:5: warning: initialization of 'j' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 45:5: note: possibly throwing function declared here // CHECK-NONEXCEPTIONS-NOT: warning: int k = h(); int l = some_bad_func(); // CHECK-EXCEPTIONS: :[[@LINE-1]]:5: warning: initialization of 'l' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 49:3: note: possibly throwing function declared here // CHECK-NONEXCEPTIONS-NOT: warning: int m = some_good_func(); typedef decltype(sizeof(int)) size_t; inline void *operator new(size_t sz, void *here) noexcept { return here; } char n[sizeof(int)]; int *o = new (n) int(); int *p = new int(); // CHECK-EXCEPTIONS: :[[@LINE-1]]:6: warning: initialization of 'p' with static storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local S s3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 's3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local T t3; // ok thread_local U u3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'u3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local V v3("v"); // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'v3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local W w3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'w3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: void f(S s1, T t1, U u1, V v1, W w1) { // ok, ok, ok, ok, ok S s2; // ok T t2; // ok U u2; // ok V v2("v"); // ok W w2; // ok thread_local S s3; // ok thread_local T t3; // ok thread_local U u3; // ok thread_local V v3("v"); // ok thread_local W w3; // ok static S s4; // ok static T t4; // ok static U u4; // ok static V v4("v"); // ok static W w4; // ok } namespace { S s; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp] // CHECK-EXCEPTIONS: 9:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: T t; // ok U u; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 17:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: V v("v"); // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 21:12: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: W w; // CHECK-EXCEPTIONS: :[[@LINE-1]]:3: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 29:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: thread_local S s3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 's3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local T t3; // ok thread_local U u3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'u3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local V v3("v"); // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'v3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: thread_local W w3; // CHECK-EXCEPTIONS: :[[@LINE-1]]:16: warning: initialization of 'w3' with thread_local storage duration may throw an exception that cannot be caught // CHECK-NONEXCEPTIONS-NOT: warning: }; // namespace class Statics { static S s; // warn when initialized static T t; // ok static U u; // warn when initialized static V v; // warn when initialized static W w; // warn when initialized void f(S s, T t, U u, V v) { S s2; // ok T t2; // ok U u2; // ok V v2("v"); // ok W w2; // ok thread_local S s3; // ok thread_local T t3; // ok thread_local U u3; // ok thread_local V v3("v"); // ok thread_local W w3; // ok static S s4; // ok static T t4; // ok static U u4; // ok static V v4("v"); // ok static W w4; // ok } }; S Statics::s; // CHECK-EXCEPTIONS: :[[@LINE-1]]:12: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp] // CHECK-EXCEPTIONS: 9:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: T Statics::t; U Statics::u; // CHECK-EXCEPTIONS: :[[@LINE-1]]:12: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 17:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: V Statics::v("v"); // CHECK-EXCEPTIONS: :[[@LINE-1]]:12: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 21:12: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: W Statics::w; // CHECK-EXCEPTIONS: :[[@LINE-1]]:12: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught // CHECK-EXCEPTIONS: 29:3: note: possibly throwing constructor declared here // CHECK-NONEXCEPTIONS-NOT: warning: