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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 = []{};
int a() { return []{ return 1; }(); }
// CHECK-LABEL: define i32 @_Z1av
// CHECK: call i32 @"_ZZ1avENK3$_0clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1avENK3$_0clEv"
// CHECK: ret i32 1
int b(int x) { return [x]{return x;}(); }
// CHECK-LABEL: define i32 @_Z1bi
// CHECK: store i32
// CHECK: load i32*
// CHECK: store i32
// CHECK: call i32 @"_ZZ1biENK3$_1clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1biENK3$_1clEv"
// CHECK: load 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$_2clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1ciENK3$_2clEv"
// CHECK: load i32**
// CHECK: load 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$_3clEv"
// CHECK-LABEL: define internal i32 @"_ZZ1diENK3$_3clEv"
// CHECK: load i32*
// CHECK: load 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$_4clEv"
// CHECK: call void @"_ZZ1e1ES_bEN3$_4D1Ev"
// CHECK: call void @"_ZZ1e1ES_bEN3$_4D1Ev"
// CHECK-LABEL: define internal i32 @"_ZZ1e1ES_bENK3$_4clEv"
// CHECK: trunc i8
// CHECK: load i32*
// CHECK: ret i32
void f() {
// CHECK-LABEL: define void @_Z1fv()
// CHECK: @"_ZZ1fvENK3$_5cvPFiiiEEv"
// CHECK-NEXT: store i32 (i32, i32)*
// CHECK-NEXT: ret void
int (*fp)(int, int) = [](int x, int y){ return x + y; };
}
static int k;
int g() {
int &r = k;
// CHECK-LABEL: define internal i32 @"_ZZ1gvENK3$_6clEv"(
// CHECK-NOT: }
// CHECK: load i32* @_ZL1k,
return [] { return r; } ();
};
// PR14773
// CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32* getelementptr inbounds ([0 x i32]* @_ZZ14staticarrayrefvE5array, i32 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$_8clEv"
// CHECK: ret i32* @PR22071_var
int PR22071_var;
int *PR22071_fun() {
constexpr int &y = PR22071_var;
return [&] { return &y; }();
}
// CHECK: define internal void @"_ZZ1hvEN3$_98__invokeEv"(%struct.A* noalias sret %agg.result) {{.*}} {
// CHECK-NOT: =
// CHECK: call void @"_ZZ1hvENK3$_9clEv"(%struct.A* sret %agg.result,
// CHECK-NEXT: ret void
struct A { ~A(); };
void h() {
A (*h)() = [] { return A(); };
}
// CHECK-LABEL: define internal i32 @"_ZZ1fvEN3$_58__invokeEii"
// CHECK: store i32
// CHECK-NEXT: store i32
// CHECK-NEXT: load i32*
// CHECK-NEXT: load i32*
// CHECK-NEXT: call i32 @"_ZZ1fvENK3$_5clEii"
// CHECK-NEXT: ret i32
// CHECK-LABEL: define internal void @"_ZZ1e1ES_bEN3$_4D2Ev"
// <rdar://problem/12778708>
struct XXX {};
void nestedCapture () {
XXX localKey;
^() {
[&]() {
^{ XXX k = localKey; };
};
};
}
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