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// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++11 | FileCheck %s
// CHECK-NOT: @unused
auto unused = [](int i) { return i+1; };
// CHECK: @used = internal global
auto used = [](int i) { return i+1; };
void *use = &used;
// CHECK: @cvar = global
extern "C" auto cvar = []{};
// CHECK-LABEL: define i32 @_Z9ARBSizeOfi(i32
int ARBSizeOf(int n) {
typedef double(T)[8][n];
using TT = double[8][n];
return [&]() -> int {
typedef double(T1)[8][n];
using TT1 = double[8][n];
return [&n]() -> int {
typedef double(T2)[8][n];
using TT2 = double[8][n];
return sizeof(T) + sizeof(T1) + sizeof(T2) + sizeof(TT) + sizeof(TT1) + sizeof(TT2);
}();
}();
}
// CHECK-LABEL: define internal i32 @"_ZZ9ARBSizeOfiENK3$_0clEv"
int a() { return []{ return 1; }(); }
// CHECK-LABEL: define i32 @_Z1av
// CHECK: call i32 @"_ZZ1avENK3$_1clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1avENK3$_1clEv"
// CHECK: ret i32 1
int b(int x) { return [x]{return x;}(); }
// CHECK-LABEL: define i32 @_Z1bi
// CHECK: store i32
// CHECK: load i32, i32*
// CHECK: store i32
// CHECK: call i32 @"_ZZ1biENK3$_2clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1biENK3$_2clEv"
// CHECK: load i32, i32*
// CHECK: ret i32
int c(int x) { return [&x]{return x;}(); }
// CHECK-LABEL: define i32 @_Z1ci
// CHECK: store i32
// CHECK: store i32*
// CHECK: call i32 @"_ZZ1ciENK3$_3clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1ciENK3$_3clEv"
// CHECK: load i32*, i32**
// CHECK: load i32, i32*
// CHECK: ret i32
struct D { D(); D(const D&); int x; };
int d(int x) { D y[10]; [x,y] { return y[x].x; }(); }
// CHECK-LABEL: define i32 @_Z1di
// CHECK: call void @_ZN1DC1Ev
// CHECK: icmp ult i64 %{{.*}}, 10
// CHECK: call void @_ZN1DC1ERKS_
// CHECK: call i32 @"_ZZ1diENK3$_4clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1diENK3$_4clEv"
// CHECK: load i32, i32*
// CHECK: load i32, i32*
// CHECK: ret i32
struct E { E(); E(const E&); ~E(); int x; };
int e(E a, E b, bool cond) { [a,b,cond](){ return (cond ? a : b).x; }(); }
// CHECK-LABEL: define i32 @_Z1e1ES_b
// CHECK: call void @_ZN1EC1ERKS_
// CHECK: invoke void @_ZN1EC1ERKS_
// CHECK: invoke i32 @"_ZZ1e1ES_bENK3$_5clEv"
// CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
// CHECK: call void @"_ZZ1e1ES_bEN3$_5D1Ev"
// CHECK-LABEL: define internal i32 @"_ZZ1e1ES_bENK3$_5clEv"
// CHECK: trunc i8
// CHECK: load i32, i32*
// CHECK: ret i32
void f() {
// CHECK-LABEL: define void @_Z1fv()
// CHECK: @"_ZZ1fvENK3$_6cvPFiiiEEv"
// CHECK-NEXT: store i32 (i32, i32)*
// CHECK-NEXT: ret void
int (*fp)(int, int) = [](int x, int y){ return x + y; };
}
static int k;
int g() {
int &r = k;
// CHECK-LABEL: define internal i32 @"_ZZ1gvENK3$_7clEv"(
// CHECK-NOT: }
// CHECK: load i32, i32* @_ZL1k,
return [] { return r; } ();
};
// PR14773
// CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32, i32* getelementptr inbounds ([0 x i32], [0 x i32]* @_ZZ14staticarrayrefvE5array, i64 0, i64 0), align 4
// CHECK-NEXT: store i32 [[ARRVAL]]
void staticarrayref(){
static int array[] = {};
(void)[](){
int (&xxx)[0] = array;
int y = xxx[0];
}();
}
// CHECK-LABEL: define internal i32* @"_ZZ11PR22071_funvENK3$_9clEv"
// CHECK: ret i32* @PR22071_var
int PR22071_var;
int *PR22071_fun() {
constexpr int &y = PR22071_var;
return [&] { return &y; }();
}
namespace pr28595 {
struct Temp {
Temp();
~Temp() noexcept(false);
};
struct A {
A();
A(const A &a, const Temp &temp = Temp());
~A();
};
// CHECK-LABEL: define void @_ZN7pr285954testEv()
void test() {
// CHECK: [[ARRAY:%.*]] = alloca [3 x [5 x [[A:%.*]]]], align 1
// CHECK: [[DESTIDX:%.*]] = alloca i64, align 8
// CHECK: [[I0:%.*]] = alloca i64, align 8
// CHECK: [[I1:%.*]] = alloca i64, align 8
A array[3][5];
// CHECK: [[DESTBASE:%.*]] = bitcast [3 x [5 x [[A]]]]* {{.*}} to [[A]]*
// CHECK: store i64 0, i64* [[DESTIDX]], align 8
// CHECK: store i64 0, i64* [[I0]], align 8
// CHECK: br label
// CHECK: icmp ult
// CHECK: store i64 0, i64* [[I1]], align 8
// CHECK: br label
// CHECK: icmp ult
// CHECK: [[T0:%.*]] = load i64, i64* [[DESTIDX]], align 8
// CHECK: [[DEST:%.*]] = getelementptr inbounds [[A]], [[A]]* [[DESTBASE]], i64 [[T0]]
// CHECK: invoke void @_ZN7pr285954TempC1Ev
// CHECK: invoke void @_ZN7pr285951AC1ERKS0_RKNS_4TempE
// CHECK: invoke void @_ZN7pr285954TempD1Ev
// CHECK: landingpad
// CHECK: landingpad
// CHECK: br label [[CLEANUP:%.*]]{{$}}
// CHECK: landingpad
// CHECK: invoke void @_ZN7pr285954TempD1Ev
// CHECK: br label [[CLEANUP]]
// CHECK: icmp eq [[A]]* [[DESTBASE]], [[DEST]]
// CHECK: [[T0:%.*]] = phi [[A]]*
// CHECK: [[T1:%.*]] = getelementptr inbounds [[A]], [[A]]* [[T0]], i64 -1
// CHECK: call void @_ZN7pr285951AD1Ev([[A]]* [[T1]])
// CHECK: icmp eq [[A]]* [[T1]], [[DESTBASE]]
(void) [array]{};
// Skip over the initialization loop.
// CHECK: [[BEGIN:%.*]] = getelementptr inbounds [3 x [5 x [[A]]]], [3 x [5 x [[A]]]]* [[ARRAY]], i32 0, i32 0, i32 0
}
}
// CHECK-LABEL: define internal void @"_ZZ1e1ES_bEN3$_5D2Ev"
// CHECK-LABEL: define internal i32 @"_ZZ1fvEN3$_68__invokeEii"
// CHECK: store i32
// CHECK-NEXT: store i32
// CHECK-NEXT: load i32, i32*
// CHECK-NEXT: load i32, i32*
// CHECK-NEXT: call i32 @"_ZZ1fvENK3$_6clEii"
// CHECK-NEXT: ret i32
// CHECK-LABEL: define internal void @"_ZZ1hvEN4$_118__invokeEv"(%struct.A* noalias sret %agg.result) {{.*}} {
// CHECK-NOT: =
// CHECK: call void @"_ZZ1hvENK4$_11clEv"(%struct.A* sret %agg.result,
// CHECK-NEXT: ret void
struct A { ~A(); };
void h() {
A (*h)() = [] { return A(); };
}
// <rdar://problem/12778708>
struct XXX {};
void nestedCapture () {
XXX localKey;
^() {
[&]() {
^{ XXX k = localKey; };
};
};
}
// Ensure we don't assert here.
struct CaptureArrayAndThis {
CaptureArrayAndThis() {
char array[] = "floop";
[array, this] {};
}
} capture_array_and_this;
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