1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
2 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-enable-irbuilder -x c++ -emit-llvm %s -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefixes=CHECK %s
3 // RUN: %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -verify %s -emit-llvm -o - | FileCheck --check-prefixes=CHECK-DEBUG %s
4 
5 // expected-no-diagnostics
6 
7 // TODO: Teach the update script to check new functions too.
8 
9 #ifndef HEADER
10 #define HEADER
11 
12 // CHECK-LABEL: @_Z14parallel_for_0v(
13 // CHECK-NEXT:  entry:
14 // CHECK-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1:[0-9]+]])
15 // CHECK-NEXT:    br label [[OMP_PARALLEL:%.*]]
16 // CHECK:       omp_parallel:
17 // CHECK-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @_Z14parallel_for_0v..omp_par to void (i32*, i32*, ...)*))
18 // CHECK-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT:%.*]]
19 // CHECK:       omp.par.outlined.exit:
20 // CHECK-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
21 // CHECK:       omp.par.exit.split:
22 // CHECK-NEXT:    ret void
23 //
24 // CHECK-DEBUG-LABEL: @_Z14parallel_for_0v(
25 // CHECK-DEBUG-NEXT:  entry:
26 // CHECK-DEBUG-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1:[0-9]+]]), !dbg [[DBG12:![0-9]+]]
27 // CHECK-DEBUG-NEXT:    br label [[OMP_PARALLEL:%.*]]
28 // CHECK-DEBUG:       omp_parallel:
29 // CHECK-DEBUG-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @_Z14parallel_for_0v..omp_par to void (i32*, i32*, ...)*)), !dbg [[DBG13:![0-9]+]]
30 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT:%.*]]
31 // CHECK-DEBUG:       omp.par.outlined.exit:
32 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
33 // CHECK-DEBUG:       omp.par.exit.split:
34 // CHECK-DEBUG-NEXT:    ret void, !dbg [[DBG17:![0-9]+]]
35 //
parallel_for_0(void)36 void parallel_for_0(void) {
37 #pragma omp parallel
38   {
39 #pragma omp for
40     for (int i = 0; i < 100; ++i) {
41     }
42   }
43 }
44 
45 // CHECK-LABEL: @_Z14parallel_for_1Pfid(
46 // CHECK-NEXT:  entry:
47 // CHECK-NEXT:    [[R_ADDR:%.*]] = alloca float*, align 8
48 // CHECK-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
49 // CHECK-NEXT:    [[B_ADDR:%.*]] = alloca double, align 8
50 // CHECK-NEXT:    store float* [[R:%.*]], float** [[R_ADDR]], align 8
51 // CHECK-NEXT:    store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
52 // CHECK-NEXT:    store double [[B:%.*]], double* [[B_ADDR]], align 8
53 // CHECK-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
54 // CHECK-NEXT:    br label [[OMP_PARALLEL:%.*]]
55 // CHECK:       omp_parallel:
56 // CHECK-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 3, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, double*, float**)* @_Z14parallel_for_1Pfid..omp_par.4 to void (i32*, i32*, ...)*), i32* [[A_ADDR]], double* [[B_ADDR]], float** [[R_ADDR]])
57 // CHECK-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT16:%.*]]
58 // CHECK:       omp.par.outlined.exit16:
59 // CHECK-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
60 // CHECK:       omp.par.exit.split:
61 // CHECK-NEXT:    ret void
62 //
63 // CHECK-DEBUG-LABEL: @_Z14parallel_for_1Pfid(
64 // CHECK-DEBUG-NEXT:  entry:
65 // CHECK-DEBUG-NEXT:    [[R_ADDR:%.*]] = alloca float*, align 8
66 // CHECK-DEBUG-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
67 // CHECK-DEBUG-NEXT:    [[B_ADDR:%.*]] = alloca double, align 8
68 // CHECK-DEBUG-NEXT:    store float* [[R:%.*]], float** [[R_ADDR]], align 8
69 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata float** [[R_ADDR]], metadata [[META71:![0-9]+]], metadata !DIExpression()), !dbg [[DBG72:![0-9]+]]
70 // CHECK-DEBUG-NEXT:    store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
71 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata i32* [[A_ADDR]], metadata [[META73:![0-9]+]], metadata !DIExpression()), !dbg [[DBG74:![0-9]+]]
72 // CHECK-DEBUG-NEXT:    store double [[B:%.*]], double* [[B_ADDR]], align 8
73 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata double* [[B_ADDR]], metadata [[META75:![0-9]+]], metadata !DIExpression()), !dbg [[DBG76:![0-9]+]]
74 // CHECK-DEBUG-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB6:[0-9]+]]), !dbg [[DBG77:![0-9]+]]
75 // CHECK-DEBUG-NEXT:    br label [[OMP_PARALLEL:%.*]]
76 // CHECK-DEBUG:       omp_parallel:
77 // CHECK-DEBUG-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB6]], i32 3, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, double*, float**)* @_Z14parallel_for_1Pfid..omp_par.4 to void (i32*, i32*, ...)*), i32* [[A_ADDR]], double* [[B_ADDR]], float** [[R_ADDR]]), !dbg [[DBG78:![0-9]+]]
78 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT16:%.*]]
79 // CHECK-DEBUG:       omp.par.outlined.exit16:
80 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
81 // CHECK-DEBUG:       omp.par.exit.split:
82 // CHECK-DEBUG-NEXT:    ret void, !dbg [[DBG80:![0-9]+]]
83 //
parallel_for_1(float * r,int a,double b)84 void parallel_for_1(float *r, int a, double b) {
85 #pragma omp parallel
86   {
87 #pragma omp parallel
88     {
89 #pragma omp for
90       for (int i = 0; i < 100; ++i) {
91         *r = a + b;
92       }
93     }
94   }
95 }
96 
97 // CHECK-LABEL: @_Z14parallel_for_2Pfid(
98 // CHECK-NEXT:  entry:
99 // CHECK-NEXT:    [[R_ADDR:%.*]] = alloca float*, align 8
100 // CHECK-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
101 // CHECK-NEXT:    [[B_ADDR:%.*]] = alloca double, align 8
102 // CHECK-NEXT:    [[I185:%.*]] = alloca i32, align 4
103 // CHECK-NEXT:    [[AGG_CAPTURED186:%.*]] = alloca [[STRUCT_ANON_17:%.*]], align 8
104 // CHECK-NEXT:    [[AGG_CAPTURED187:%.*]] = alloca [[STRUCT_ANON_18:%.*]], align 4
105 // CHECK-NEXT:    [[DOTCOUNT_ADDR188:%.*]] = alloca i32, align 4
106 // CHECK-NEXT:    [[P_LASTITER203:%.*]] = alloca i32, align 4
107 // CHECK-NEXT:    [[P_LOWERBOUND204:%.*]] = alloca i32, align 4
108 // CHECK-NEXT:    [[P_UPPERBOUND205:%.*]] = alloca i32, align 4
109 // CHECK-NEXT:    [[P_STRIDE206:%.*]] = alloca i32, align 4
110 // CHECK-NEXT:    store float* [[R:%.*]], float** [[R_ADDR]], align 8
111 // CHECK-NEXT:    store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
112 // CHECK-NEXT:    store double [[B:%.*]], double* [[B_ADDR]], align 8
113 // CHECK-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
114 // CHECK-NEXT:    br label [[OMP_PARALLEL:%.*]]
115 // CHECK:       omp_parallel:
116 // CHECK-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 3, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, double*, float**)* @_Z14parallel_for_2Pfid..omp_par.23 to void (i32*, i32*, ...)*), i32* [[A_ADDR]], double* [[B_ADDR]], float** [[R_ADDR]])
117 // CHECK-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT184:%.*]]
118 // CHECK:       omp.par.outlined.exit184:
119 // CHECK-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
120 // CHECK:       omp.par.exit.split:
121 // CHECK-NEXT:    store i32 0, i32* [[I185]], align 4
122 // CHECK-NEXT:    [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_ANON_17]], %struct.anon.17* [[AGG_CAPTURED186]], i32 0, i32 0
123 // CHECK-NEXT:    store i32* [[I185]], i32** [[TMP0]], align 8
124 // CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_ANON_18]], %struct.anon.18* [[AGG_CAPTURED187]], i32 0, i32 0
125 // CHECK-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I185]], align 4
126 // CHECK-NEXT:    store i32 [[TMP2]], i32* [[TMP1]], align 4
127 // CHECK-NEXT:    call void @__captured_stmt.19(i32* [[DOTCOUNT_ADDR188]], %struct.anon.17* [[AGG_CAPTURED186]])
128 // CHECK-NEXT:    [[DOTCOUNT189:%.*]] = load i32, i32* [[DOTCOUNT_ADDR188]], align 4
129 // CHECK-NEXT:    br label [[OMP_LOOP_PREHEADER190:%.*]]
130 // CHECK:       omp_loop.preheader190:
131 // CHECK-NEXT:    store i32 0, i32* [[P_LOWERBOUND204]], align 4
132 // CHECK-NEXT:    [[TMP3:%.*]] = sub i32 [[DOTCOUNT189]], 1
133 // CHECK-NEXT:    store i32 [[TMP3]], i32* [[P_UPPERBOUND205]], align 4
134 // CHECK-NEXT:    store i32 1, i32* [[P_STRIDE206]], align 4
135 // CHECK-NEXT:    [[OMP_GLOBAL_THREAD_NUM207:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
136 // CHECK-NEXT:    call void @__kmpc_for_static_init_4u(%struct.ident_t* @[[GLOB1]], i32 [[OMP_GLOBAL_THREAD_NUM207]], i32 34, i32* [[P_LASTITER203]], i32* [[P_LOWERBOUND204]], i32* [[P_UPPERBOUND205]], i32* [[P_STRIDE206]], i32 1, i32 1)
137 // CHECK-NEXT:    [[TMP4:%.*]] = load i32, i32* [[P_LOWERBOUND204]], align 4
138 // CHECK-NEXT:    [[TMP5:%.*]] = load i32, i32* [[P_UPPERBOUND205]], align 4
139 // CHECK-NEXT:    [[TMP6:%.*]] = sub i32 [[TMP5]], [[TMP4]]
140 // CHECK-NEXT:    [[TMP7:%.*]] = add i32 [[TMP6]], 1
141 // CHECK-NEXT:    br label [[OMP_LOOP_HEADER191:%.*]]
142 // CHECK:       omp_loop.header191:
143 // CHECK-NEXT:    [[OMP_LOOP_IV197:%.*]] = phi i32 [ 0, [[OMP_LOOP_PREHEADER190]] ], [ [[OMP_LOOP_NEXT199:%.*]], [[OMP_LOOP_INC194:%.*]] ]
144 // CHECK-NEXT:    br label [[OMP_LOOP_COND192:%.*]]
145 // CHECK:       omp_loop.cond192:
146 // CHECK-NEXT:    [[OMP_LOOP_CMP198:%.*]] = icmp ult i32 [[OMP_LOOP_IV197]], [[TMP7]]
147 // CHECK-NEXT:    br i1 [[OMP_LOOP_CMP198]], label [[OMP_LOOP_BODY193:%.*]], label [[OMP_LOOP_EXIT195:%.*]]
148 // CHECK:       omp_loop.body193:
149 // CHECK-NEXT:    [[TMP8:%.*]] = add i32 [[OMP_LOOP_IV197]], [[TMP4]]
150 // CHECK-NEXT:    call void @__captured_stmt.20(i32* [[I185]], i32 [[TMP8]], %struct.anon.18* [[AGG_CAPTURED187]])
151 // CHECK-NEXT:    [[TMP9:%.*]] = load i32, i32* [[A_ADDR]], align 4
152 // CHECK-NEXT:    [[CONV200:%.*]] = sitofp i32 [[TMP9]] to double
153 // CHECK-NEXT:    [[TMP10:%.*]] = load double, double* [[B_ADDR]], align 8
154 // CHECK-NEXT:    [[ADD201:%.*]] = fadd double [[CONV200]], [[TMP10]]
155 // CHECK-NEXT:    [[CONV202:%.*]] = fptrunc double [[ADD201]] to float
156 // CHECK-NEXT:    [[TMP11:%.*]] = load float*, float** [[R_ADDR]], align 8
157 // CHECK-NEXT:    store float [[CONV202]], float* [[TMP11]], align 4
158 // CHECK-NEXT:    br label [[OMP_LOOP_INC194]]
159 // CHECK:       omp_loop.inc194:
160 // CHECK-NEXT:    [[OMP_LOOP_NEXT199]] = add nuw i32 [[OMP_LOOP_IV197]], 1
161 // CHECK-NEXT:    br label [[OMP_LOOP_HEADER191]]
162 // CHECK:       omp_loop.exit195:
163 // CHECK-NEXT:    call void @__kmpc_for_static_fini(%struct.ident_t* @[[GLOB1]], i32 [[OMP_GLOBAL_THREAD_NUM207]])
164 // CHECK-NEXT:    [[OMP_GLOBAL_THREAD_NUM208:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
165 // CHECK-NEXT:    call void @__kmpc_barrier(%struct.ident_t* @[[GLOB2:[0-9]+]], i32 [[OMP_GLOBAL_THREAD_NUM208]])
166 // CHECK-NEXT:    br label [[OMP_LOOP_AFTER196:%.*]]
167 // CHECK:       omp_loop.after196:
168 // CHECK-NEXT:    ret void
169 //
170 // CHECK-DEBUG-LABEL: @_Z14parallel_for_2Pfid(
171 // CHECK-DEBUG-NEXT:  entry:
172 // CHECK-DEBUG-NEXT:    [[R_ADDR:%.*]] = alloca float*, align 8
173 // CHECK-DEBUG-NEXT:    [[A_ADDR:%.*]] = alloca i32, align 4
174 // CHECK-DEBUG-NEXT:    [[B_ADDR:%.*]] = alloca double, align 8
175 // CHECK-DEBUG-NEXT:    [[I185:%.*]] = alloca i32, align 4
176 // CHECK-DEBUG-NEXT:    [[AGG_CAPTURED186:%.*]] = alloca [[STRUCT_ANON_17:%.*]], align 8
177 // CHECK-DEBUG-NEXT:    [[AGG_CAPTURED187:%.*]] = alloca [[STRUCT_ANON_18:%.*]], align 4
178 // CHECK-DEBUG-NEXT:    [[DOTCOUNT_ADDR188:%.*]] = alloca i32, align 4
179 // CHECK-DEBUG-NEXT:    [[P_LASTITER203:%.*]] = alloca i32, align 4
180 // CHECK-DEBUG-NEXT:    [[P_LOWERBOUND204:%.*]] = alloca i32, align 4
181 // CHECK-DEBUG-NEXT:    [[P_UPPERBOUND205:%.*]] = alloca i32, align 4
182 // CHECK-DEBUG-NEXT:    [[P_STRIDE206:%.*]] = alloca i32, align 4
183 // CHECK-DEBUG-NEXT:    store float* [[R:%.*]], float** [[R_ADDR]], align 8
184 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata float** [[R_ADDR]], metadata [[META132:![0-9]+]], metadata !DIExpression()), !dbg [[DBG133:![0-9]+]]
185 // CHECK-DEBUG-NEXT:    store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
186 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata i32* [[A_ADDR]], metadata [[META134:![0-9]+]], metadata !DIExpression()), !dbg [[DBG135:![0-9]+]]
187 // CHECK-DEBUG-NEXT:    store double [[B:%.*]], double* [[B_ADDR]], align 8
188 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata double* [[B_ADDR]], metadata [[META136:![0-9]+]], metadata !DIExpression()), !dbg [[DBG137:![0-9]+]]
189 // CHECK-DEBUG-NEXT:    [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB13:[0-9]+]]), !dbg [[DBG138:![0-9]+]]
190 // CHECK-DEBUG-NEXT:    br label [[OMP_PARALLEL:%.*]]
191 // CHECK-DEBUG:       omp_parallel:
192 // CHECK-DEBUG-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB13]], i32 3, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, double*, float**)* @_Z14parallel_for_2Pfid..omp_par.23 to void (i32*, i32*, ...)*), i32* [[A_ADDR]], double* [[B_ADDR]], float** [[R_ADDR]]), !dbg [[DBG139:![0-9]+]]
193 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_OUTLINED_EXIT184:%.*]]
194 // CHECK-DEBUG:       omp.par.outlined.exit184:
195 // CHECK-DEBUG-NEXT:    br label [[OMP_PAR_EXIT_SPLIT:%.*]]
196 // CHECK-DEBUG:       omp.par.exit.split:
197 // CHECK-DEBUG-NEXT:    call void @llvm.dbg.declare(metadata i32* [[I185]], metadata [[META143:![0-9]+]], metadata !DIExpression()), !dbg [[DBG146:![0-9]+]]
198 // CHECK-DEBUG-NEXT:    store i32 0, i32* [[I185]], align 4, !dbg [[DBG146]]
199 // CHECK-DEBUG-NEXT:    [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_ANON_17]], %struct.anon.17* [[AGG_CAPTURED186]], i32 0, i32 0, !dbg [[DBG147:![0-9]+]]
200 // CHECK-DEBUG-NEXT:    store i32* [[I185]], i32** [[TMP0]], align 8, !dbg [[DBG147]]
201 // CHECK-DEBUG-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_ANON_18]], %struct.anon.18* [[AGG_CAPTURED187]], i32 0, i32 0, !dbg [[DBG147]]
202 // CHECK-DEBUG-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I185]], align 4, !dbg [[DBG148:![0-9]+]]
203 // CHECK-DEBUG-NEXT:    store i32 [[TMP2]], i32* [[TMP1]], align 4, !dbg [[DBG147]]
204 // CHECK-DEBUG-NEXT:    call void @__captured_stmt.19(i32* [[DOTCOUNT_ADDR188]], %struct.anon.17* [[AGG_CAPTURED186]]), !dbg [[DBG147]]
205 // CHECK-DEBUG-NEXT:    [[DOTCOUNT189:%.*]] = load i32, i32* [[DOTCOUNT_ADDR188]], align 4, !dbg [[DBG147]]
206 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_PREHEADER190:%.*]], !dbg [[DBG147]]
207 // CHECK-DEBUG:       omp_loop.preheader190:
208 // CHECK-DEBUG-NEXT:    store i32 0, i32* [[P_LOWERBOUND204]], align 4, !dbg [[DBG147]]
209 // CHECK-DEBUG-NEXT:    [[TMP3:%.*]] = sub i32 [[DOTCOUNT189]], 1, !dbg [[DBG147]]
210 // CHECK-DEBUG-NEXT:    store i32 [[TMP3]], i32* [[P_UPPERBOUND205]], align 4, !dbg [[DBG147]]
211 // CHECK-DEBUG-NEXT:    store i32 1, i32* [[P_STRIDE206]], align 4, !dbg [[DBG147]]
212 // CHECK-DEBUG-NEXT:    [[OMP_GLOBAL_THREAD_NUM207:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB42:[0-9]+]]), !dbg [[DBG147]]
213 // CHECK-DEBUG-NEXT:    call void @__kmpc_for_static_init_4u(%struct.ident_t* @[[GLOB42]], i32 [[OMP_GLOBAL_THREAD_NUM207]], i32 34, i32* [[P_LASTITER203]], i32* [[P_LOWERBOUND204]], i32* [[P_UPPERBOUND205]], i32* [[P_STRIDE206]], i32 1, i32 1), !dbg [[DBG147]]
214 // CHECK-DEBUG-NEXT:    [[TMP4:%.*]] = load i32, i32* [[P_LOWERBOUND204]], align 4, !dbg [[DBG147]]
215 // CHECK-DEBUG-NEXT:    [[TMP5:%.*]] = load i32, i32* [[P_UPPERBOUND205]], align 4, !dbg [[DBG147]]
216 // CHECK-DEBUG-NEXT:    [[TMP6:%.*]] = sub i32 [[TMP5]], [[TMP4]], !dbg [[DBG147]]
217 // CHECK-DEBUG-NEXT:    [[TMP7:%.*]] = add i32 [[TMP6]], 1, !dbg [[DBG147]]
218 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_HEADER191:%.*]], !dbg [[DBG147]]
219 // CHECK-DEBUG:       omp_loop.header191:
220 // CHECK-DEBUG-NEXT:    [[OMP_LOOP_IV197:%.*]] = phi i32 [ 0, [[OMP_LOOP_PREHEADER190]] ], [ [[OMP_LOOP_NEXT199:%.*]], [[OMP_LOOP_INC194:%.*]] ], !dbg [[DBG147]]
221 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_COND192:%.*]], !dbg [[DBG147]]
222 // CHECK-DEBUG:       omp_loop.cond192:
223 // CHECK-DEBUG-NEXT:    [[OMP_LOOP_CMP198:%.*]] = icmp ult i32 [[OMP_LOOP_IV197]], [[TMP7]], !dbg [[DBG147]]
224 // CHECK-DEBUG-NEXT:    br i1 [[OMP_LOOP_CMP198]], label [[OMP_LOOP_BODY193:%.*]], label [[OMP_LOOP_EXIT195:%.*]], !dbg [[DBG147]]
225 // CHECK-DEBUG:       omp_loop.body193:
226 // CHECK-DEBUG-NEXT:    [[TMP8:%.*]] = add i32 [[OMP_LOOP_IV197]], [[TMP4]], !dbg [[DBG147]]
227 // CHECK-DEBUG-NEXT:    call void @__captured_stmt.20(i32* [[I185]], i32 [[TMP8]], %struct.anon.18* [[AGG_CAPTURED187]]), !dbg [[DBG147]]
228 // CHECK-DEBUG-NEXT:    [[TMP9:%.*]] = load i32, i32* [[A_ADDR]], align 4, !dbg [[DBG149:![0-9]+]]
229 // CHECK-DEBUG-NEXT:    [[CONV200:%.*]] = sitofp i32 [[TMP9]] to double, !dbg [[DBG149]]
230 // CHECK-DEBUG-NEXT:    [[TMP10:%.*]] = load double, double* [[B_ADDR]], align 8, !dbg [[DBG150:![0-9]+]]
231 // CHECK-DEBUG-NEXT:    [[ADD201:%.*]] = fadd double [[CONV200]], [[TMP10]], !dbg [[DBG151:![0-9]+]]
232 // CHECK-DEBUG-NEXT:    [[CONV202:%.*]] = fptrunc double [[ADD201]] to float, !dbg [[DBG149]]
233 // CHECK-DEBUG-NEXT:    [[TMP11:%.*]] = load float*, float** [[R_ADDR]], align 8, !dbg [[DBG152:![0-9]+]]
234 // CHECK-DEBUG-NEXT:    store float [[CONV202]], float* [[TMP11]], align 4, !dbg [[DBG153:![0-9]+]]
235 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_INC194]], !dbg [[DBG147]]
236 // CHECK-DEBUG:       omp_loop.inc194:
237 // CHECK-DEBUG-NEXT:    [[OMP_LOOP_NEXT199]] = add nuw i32 [[OMP_LOOP_IV197]], 1, !dbg [[DBG147]]
238 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_HEADER191]], !dbg [[DBG147]]
239 // CHECK-DEBUG:       omp_loop.exit195:
240 // CHECK-DEBUG-NEXT:    call void @__kmpc_for_static_fini(%struct.ident_t* @[[GLOB42]], i32 [[OMP_GLOBAL_THREAD_NUM207]]), !dbg [[DBG147]]
241 // CHECK-DEBUG-NEXT:    [[OMP_GLOBAL_THREAD_NUM208:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB42]]), !dbg [[DBG150]]
242 // CHECK-DEBUG-NEXT:    call void @__kmpc_barrier(%struct.ident_t* @[[GLOB43:[0-9]+]], i32 [[OMP_GLOBAL_THREAD_NUM208]]), !dbg [[DBG150]]
243 // CHECK-DEBUG-NEXT:    br label [[OMP_LOOP_AFTER196:%.*]], !dbg [[DBG147]]
244 // CHECK-DEBUG:       omp_loop.after196:
245 // CHECK-DEBUG-NEXT:    ret void, !dbg [[DBG154:![0-9]+]]
246 //
parallel_for_2(float * r,int a,double b)247 void parallel_for_2(float *r, int a, double b) {
248 #pragma omp parallel
249   {
250 #pragma omp for
251     for (int i = 0; i < 100; ++i)
252       *r = a + b;
253 #pragma omp parallel
254     {
255 #pragma omp for
256       for (int i = 0; i < 100; ++i)
257         *r = a + b;
258 #pragma omp parallel
259       {
260 #pragma omp for
261         for (int i = 0; i < 100; ++i)
262           *r = a + b;
263       }
264 #pragma omp for
265       for (int i = 0; i < 100; ++i)
266         *r = a + b;
267 #pragma omp parallel
268       {
269 #pragma omp for
270         for (int i = 0; i < 100; ++i)
271           *r = a + b;
272       }
273 #pragma omp for
274       for (int i = 0; i < 100; ++i)
275         *r = a + b;
276     }
277 #pragma omp for
278     for (int i = 0; i < 100; ++i)
279       *r = a + b;
280   }
281 #pragma omp for
282   for (int i = 0; i < 100; ++i)
283     *r = a + b;
284 }
285 
286 #endif
287