| // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s |
| |
| // CHECK: @_ZZ1hvE1i = internal global i32 0, align 4 |
| // CHECK: @base_req = global [4 x i8] c"foo\00", align 1 |
| |
| // CHECK: @_ZZN5test31BC1EvE1u = internal global { i8, [3 x i8] } { i8 97, [3 x i8] undef }, align 4 |
| // CHECK: @_ZZN5test1L6getvarEiE3var = internal constant [4 x i32] [i32 1, i32 0, i32 2, i32 4], align 16 |
| // CHECK: @_ZZ2h2vE1i = linkonce_odr global i32 0 |
| // CHECK: @_ZGVZ2h2vE1i = linkonce_odr global i64 0 |
| |
| struct A { |
| A(); |
| ~A(); |
| }; |
| |
| void f() { |
| // CHECK: load atomic i8* bitcast (i64* @_ZGVZ1fvE1a to i8*) acquire, align 1 |
| // CHECK: call i32 @__cxa_guard_acquire |
| // CHECK: call void @_ZN1AC1Ev |
| // CHECK: call i32 @__cxa_atexit(void (i8*)* bitcast (void (%struct.A*)* @_ZN1AD1Ev to void (i8*)*), i8* getelementptr inbounds (%struct.A* @_ZZ1fvE1a, i32 0, i32 0), i8* @__dso_handle) |
| // CHECK: call void @__cxa_guard_release |
| static A a; |
| } |
| |
| void g() { |
| // CHECK: call noalias i8* @_Znwm(i64 1) |
| // CHECK: call void @_ZN1AC1Ev( |
| static A& a = *new A; |
| } |
| |
| int a(); |
| void h() { |
| static const int i = a(); |
| } |
| |
| inline void h2() { |
| static int i = a(); |
| } |
| |
| void h3() { |
| h2(); |
| } |
| |
| // PR6980: this shouldn't crash |
| namespace test0 { |
| struct A { A(); }; |
| __attribute__((noreturn)) int throw_exception(); |
| |
| void test() { |
| throw_exception(); |
| static A r; |
| } |
| } |
| |
| namespace test1 { |
| // CHECK: define internal i32 @_ZN5test1L6getvarEi( |
| static inline int getvar(int index) { |
| static const int var[] = { 1, 0, 2, 4 }; |
| return var[index]; |
| } |
| |
| void test() { (void) getvar(2); } |
| } |
| |
| // Make sure we emit the initializer correctly for the following: |
| char base_req[] = { "foo" }; |
| |
| namespace union_static_local { |
| // CHECK: define internal void @_ZZN18union_static_local4testEvEN1c4mainEv |
| // CHECK: call void @_ZN18union_static_local1fEPNS_1xE(%"union.union_static_local::x"* bitcast ({ [2 x i8*] }* @_ZZN18union_static_local4testEvE3foo to %"union.union_static_local::x"*)) |
| union x { long double y; const char *x[2]; }; |
| void f(union x*); |
| void test() { |
| static union x foo = { .x = { "a", "b" } }; |
| struct c { |
| static void main() { |
| f(&foo); |
| } |
| }; |
| c::main(); |
| } |
| } |
| |
| // rdar://problem/11091093 |
| // Static variables should be consistent across constructor |
| // or destructor variants. |
| namespace test2 { |
| struct A { |
| A(); |
| ~A(); |
| }; |
| |
| struct B : virtual A { |
| B(); |
| ~B(); |
| }; |
| |
| // If we ever implement this as a delegate ctor call, just change |
| // this to take variadic arguments or something. |
| extern int foo(); |
| B::B() { |
| static int x = foo(); |
| } |
| // CHECK: define void @_ZN5test21BC1Ev |
| // CHECK: load atomic i8* bitcast (i64* @_ZGVZN5test21BC1EvE1x to i8*) acquire, |
| // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZN5test21BC1EvE1x) |
| // CHECK: [[T0:%.*]] = call i32 @_ZN5test23fooEv() |
| // CHECK: store i32 [[T0]], i32* @_ZZN5test21BC1EvE1x, |
| // CHECK: call void @__cxa_guard_release(i64* @_ZGVZN5test21BC1EvE1x) |
| |
| // CHECK: define void @_ZN5test21BC2Ev |
| // CHECK: load atomic i8* bitcast (i64* @_ZGVZN5test21BC1EvE1x to i8*) acquire, |
| // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZN5test21BC1EvE1x) |
| // CHECK: [[T0:%.*]] = call i32 @_ZN5test23fooEv() |
| // CHECK: store i32 [[T0]], i32* @_ZZN5test21BC1EvE1x, |
| // CHECK: call void @__cxa_guard_release(i64* @_ZGVZN5test21BC1EvE1x) |
| |
| // This is just for completeness, because we actually emit this |
| // using a delegate dtor call. |
| B::~B() { |
| static int y = foo(); |
| } |
| // CHECK: define void @_ZN5test21BD1Ev( |
| // CHECK: call void @_ZN5test21BD2Ev( |
| |
| // CHECK: define void @_ZN5test21BD2Ev( |
| // CHECK: load atomic i8* bitcast (i64* @_ZGVZN5test21BD1EvE1y to i8*) acquire, |
| // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZN5test21BD1EvE1y) |
| // CHECK: [[T0:%.*]] = call i32 @_ZN5test23fooEv() |
| // CHECK: store i32 [[T0]], i32* @_ZZN5test21BD1EvE1y, |
| // CHECK: call void @__cxa_guard_release(i64* @_ZGVZN5test21BD1EvE1y) |
| } |
| |
| // This shouldn't error out. |
| namespace test3 { |
| struct A { |
| A(); |
| ~A(); |
| }; |
| |
| struct B : virtual A { |
| B(); |
| ~B(); |
| }; |
| |
| B::B() { |
| union U { char x; int i; }; |
| static U u = { 'a' }; |
| } |
| // CHECK: define void @_ZN5test31BC1Ev( |
| // CHECK: define void @_ZN5test31BC2Ev( |
| } |