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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -fexceptions -std=c++11 -g | FileCheck %s
      2 
      3 auto var = [](int i) { return i+1; };
      4 void *use = &var;
      5 
      6 extern "C" auto cvar = []{};
      7 
      8 int a() { return []{ return 1; }(); }
      9 
     10 int b(int x) { return [x]{return x;}(); }
     11 
     12 int c(int x) { return [&x]{return x;}(); }
     13 
     14 struct D { D(); D(const D&); int x; };
     15 int d(int x) { D y[10]; [x,y] { return y[x].x; }(); }
     16 
     17 // Randomness for file. -- 6
     18 // CHECK: [[FILE:.*]] = {{.*}} [ DW_TAG_file_type ] [{{.*}}debug-lambda-expressions.cpp]
     19 
     20 // A: 10
     21 // CHECK: [[A_FUNC:.*]] = {{.*}} [ DW_TAG_subprogram ] [line [[A_LINE:.*]]] [def] [a]
     22 
     23 // B: 14
     24 // CHECK: [[B_FUNC:.*]] = {{.*}} [ DW_TAG_subprogram ] [line [[B_LINE:.*]]] [def] [b]
     25 
     26 // C: 17
     27 // CHECK: [[C_FUNC:.*]] = {{.*}} [ DW_TAG_subprogram ] [line [[C_LINE:.*]]] [def] [c]
     28 
     29 // D: 18
     30 // CHECK: [[D_FUNC:.*]] = {{.*}} [ DW_TAG_subprogram ] [line [[D_LINE:.*]]] [def] [d]
     31 
     32 // Back to D. -- 24
     33 // CHECK: [[LAM_D:.*]] = {{.*}}, metadata [[D_FUNC]], {{.*}}, metadata [[LAM_D_ARGS:.*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[D_LINE]],
     34 // CHECK: [[LAM_D_ARGS]] = metadata !{metadata [[CAP_D_X:.*]], metadata [[CAP_D_Y:.*]], metadata [[CON_LAM_D:.*]], metadata [[DES_LAM_D:.*]]}
     35 // CHECK: [[CAP_D_X]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_member ] [x] [line [[D_LINE]],
     36 // CHECK: [[CAP_D_Y]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_member ] [y] [line [[D_LINE]],
     37 // CHECK: [[CON_LAM_D]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_subprogram ] [line [[D_LINE]]] [operator()]
     38 // CHECK: [[DES_LAM_D]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_subprogram ] [line [[D_LINE]]] [~]
     39 
     40 
     41 // Back to C. -- 55
     42 // CHECK: [[LAM_C:.*]] = {{.*}}, metadata [[C_FUNC]], {{.*}}, metadata [[LAM_C_ARGS:.*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[C_LINE]],
     43 // CHECK: [[LAM_C_ARGS]] = metadata !{metadata [[CAP_C:.*]], metadata [[CON_LAM_C:.*]], metadata [[DES_LAM_C:.*]]}
     44 // Ignoring the member type for now.
     45 // CHECK: [[CAP_C]] = {{.*}}, metadata [[LAM_C]], {{.*}}} ; [ DW_TAG_member ] [x] [line [[C_LINE]],
     46 // CHECK: [[CON_LAM_C]] = {{.*}}, metadata [[LAM_C]], {{.*}} [ DW_TAG_subprogram ] [line [[C_LINE]]] [operator()]
     47 // CHECK: [[DES_LAM_C]] = {{.*}}, metadata [[LAM_C]], {{.*}} [ DW_TAG_subprogram ] [line [[C_LINE]]] [~]
     48 
     49 
     50 // Back to B. -- 67
     51 // CHECK: [[LAM_B:.*]] = {{.*}}, metadata [[B_FUNC]], {{.*}}, metadata [[LAM_B_ARGS:.*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[B_LINE]],
     52 // CHECK: [[LAM_B_ARGS]] = metadata !{metadata [[CAP_B:.*]], metadata [[CON_LAM_B:.*]], metadata [[DES_LAM_B:.*]]}
     53 // CHECK: [[CAP_B]] = {{.*}}, metadata [[LAM_B]], {{.*}}} ; [ DW_TAG_member ] [x] [line [[B_LINE]],
     54 // CHECK: [[CON_LAM_B]] = {{.*}}, metadata [[LAM_B]], {{.*}} [ DW_TAG_subprogram ] [line [[B_LINE]]] [operator()]
     55 // CHECK: [[DES_LAM_B]] = {{.*}}, metadata [[LAM_B]], {{.*}} [ DW_TAG_subprogram ] [line [[B_LINE]]] [~]
     56 
     57 // Back to A. -- 78
     58 // CHECK: [[LAM_A:.*]] = {{.*}}, metadata [[A_FUNC]], {{.*}}, metadata [[LAM_A_ARGS:.*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[A_LINE]],
     59 // CHECK: [[LAM_A_ARGS]] = metadata !{metadata [[CON_LAM_A:.*]], metadata [[DES_LAM_A:.*]]}
     60 // CHECK: [[CON_LAM_A]] = {{.*}}, metadata [[LAM_A]], {{.*}} [ DW_TAG_subprogram ] [line [[A_LINE]]] [operator()]
     61 // CHECK: [[DES_LAM_A]] = {{.*}}, metadata [[LAM_A]], {{.*}} [ DW_TAG_subprogram ] [line [[A_LINE]]] [~]
     62 
     63 // CVAR:
     64 // CHECK: {{.*}} metadata [[CVAR_T:![0-9]*]], {{.*}} ; [ DW_TAG_variable ] [cvar] [line [[CVAR_LINE:[0-9]*]]]
     65 // CHECK: [[CVAR_T]] = {{.*}}, metadata ![[CVAR_ARGS:.*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[CVAR_LINE]],
     66 // CHECK: [[CVAR_ARGS]] = metadata !{metadata !{{.*}}, metadata !{{.*}}, metadata !{{.*}}}
     67 
     68 // VAR:
     69 // CHECK: {{.*}} metadata [[VAR_T:![0-9]*]], {{.*}} ; [ DW_TAG_variable ] [var] [line [[VAR_LINE:[0-9]*]]]
     70 // CHECK: [[VAR_T]] = {{.*}}, metadata [[VAR_ARGS:![0-9]*]], i32 0, null, null} ; [ DW_TAG_class_type ] [line [[VAR_LINE]],
     71 // CHECK: [[VAR_ARGS]] = metadata !{metadata !{{.*}}, metadata !{{.*}}, metadata !{{.*}}}
     72