123 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++11 | FileCheck %s
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| 
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| // CHECK-NOT: @unused
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| auto unused = [](int i) { return i+1; };
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| 
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| // CHECK: @used = internal global
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| auto used = [](int i) { return i+1; };
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| void *use = &used;
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| 
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| // CHECK: @cvar = global
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| extern "C" auto cvar = []{};
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| 
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| int a() { return []{ return 1; }(); }
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| // CHECK-LABEL: define i32 @_Z1av
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| // CHECK: call i32 @"_ZZ1avENK3$_0clEv"
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| // CHECK-LABEL: define internal i32 @"_ZZ1avENK3$_0clEv"
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| // CHECK: ret i32 1
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| 
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| int b(int x) { return [x]{return x;}(); }
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| // CHECK-LABEL: define i32 @_Z1bi
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| // CHECK: store i32
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| // CHECK: load i32*
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| // CHECK: store i32
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| // CHECK: call i32 @"_ZZ1biENK3$_1clEv"
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| // CHECK-LABEL: define internal i32 @"_ZZ1biENK3$_1clEv"
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| // CHECK: load i32*
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| // CHECK: ret i32
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| 
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| int c(int x) { return [&x]{return x;}(); }
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| // CHECK-LABEL: define i32 @_Z1ci
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| // CHECK: store i32
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| // CHECK: store i32*
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| // CHECK: call i32 @"_ZZ1ciENK3$_2clEv"
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| // CHECK-LABEL: define internal i32 @"_ZZ1ciENK3$_2clEv"
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| // CHECK: load i32**
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| // CHECK: load i32*
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| // CHECK: ret i32
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| 
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| struct D { D(); D(const D&); int x; };
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| int d(int x) { D y[10]; [x,y] { return y[x].x; }(); }
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| 
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| // CHECK-LABEL: define i32 @_Z1di
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| // CHECK: call void @_ZN1DC1Ev
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| // CHECK: icmp ult i64 %{{.*}}, 10
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| // CHECK: call void @_ZN1DC1ERKS_
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| // CHECK: call i32 @"_ZZ1diENK3$_3clEv"
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| // CHECK-LABEL: define internal i32 @"_ZZ1diENK3$_3clEv"
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| // CHECK: load i32*
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| // CHECK: load i32*
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| // CHECK: ret i32
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| 
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| struct E { E(); E(const E&); ~E(); int x; };
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| int e(E a, E b, bool cond) { [a,b,cond](){ return (cond ? a : b).x; }(); }
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| // CHECK-LABEL: define i32 @_Z1e1ES_b
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| // CHECK: call void @_ZN1EC1ERKS_
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| // CHECK: invoke void @_ZN1EC1ERKS_
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| // CHECK: invoke i32 @"_ZZ1e1ES_bENK3$_4clEv"
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| // CHECK: call void @"_ZZ1e1ES_bEN3$_4D1Ev"
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| // CHECK: call void @"_ZZ1e1ES_bEN3$_4D1Ev"
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| 
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| // CHECK-LABEL: define internal i32 @"_ZZ1e1ES_bENK3$_4clEv"
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| // CHECK: trunc i8
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| // CHECK: load i32*
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| // CHECK: ret i32
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| 
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| void f() {
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|   // CHECK-LABEL: define void @_Z1fv()
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|   // CHECK: @"_ZZ1fvENK3$_5cvPFiiiEEv"
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|   // CHECK-NEXT: store i32 (i32, i32)*
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|   // CHECK-NEXT: ret void
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|   int (*fp)(int, int) = [](int x, int y){ return x + y; };
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| }
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| 
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| static int k;
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| int g() {
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|   int &r = k;
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|   // CHECK-LABEL: define internal i32 @"_ZZ1gvENK3$_6clEv"(
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|   // CHECK-NOT: }
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|   // CHECK: load i32* @_ZL1k,
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|   return [] { return r; } ();
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| };
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| 
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| // PR14773
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| // CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32* getelementptr inbounds ([0 x i32]* bitcast (<{}>* @_ZZ14staticarrayrefvE5array to [0 x i32]*), i32 0, i64 0), align 4
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| // CHECK-NEXT: store i32 [[ARRVAL]]
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| void staticarrayref(){
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|   static int array[] = {};
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|   (void)[](){
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|     int (&xxx)[0] = array;
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|     int y = xxx[0];
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|   }();
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| }
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| 
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| // CHECK: define internal void @"_ZZ1hvEN3$_88__invokeEv"(%struct.A* noalias sret %agg.result) {{.*}} {
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| // CHECK-NOT: =
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| // CHECK: call void @"_ZZ1hvENK3$_8clEv"(%struct.A* sret %agg.result,
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| // CHECK-NEXT: ret void
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| struct A { ~A(); };
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| void h() {
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|   A (*h)() = [] { return A(); };
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| }
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| 
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| // CHECK-LABEL: define internal i32 @"_ZZ1fvEN3$_58__invokeEii"
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| // CHECK: store i32
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| // CHECK-NEXT: store i32
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| // CHECK-NEXT: load i32*
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| // CHECK-NEXT: load i32*
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| // CHECK-NEXT: call i32 @"_ZZ1fvENK3$_5clEii"
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| // CHECK-NEXT: ret i32
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| 
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| // CHECK-LABEL: define internal void @"_ZZ1e1ES_bEN3$_4D2Ev"
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| 
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| // <rdar://problem/12778708>
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| struct XXX {};
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| void nestedCapture () {
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|   XXX localKey;
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|   ^() {
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|     [&]() {
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|       ^{ XXX k = localKey; };
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|     };
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|   };
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| }
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