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src/java.base/share/classes/jdk/internal/classfile/impl/verifier/VerifierImpl.java

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1035                     case IF_ICMPGE:
1036                     case IF_ICMPGT:
1037                     case IF_ICMPLE:
1038                         current_frame.pop_stack(
1039                             VerificationType.integer_type);
1040                         // fall through
1041                     case IFEQ:
1042                     case IFNE:
1043                     case IFLT:
1044                     case IFGE:
1045                     case IFGT:
1046                     case IFLE:
1047                         current_frame.pop_stack(
1048                             VerificationType.integer_type);
1049                         target = bcs.dest();
1050                         stackmap_table.check_jump_target(
1051                             current_frame, target);
1052                         no_control_flow = false; break;
1053                     case IF_ACMPEQ :
1054                     case IF_ACMPNE :
1055                         current_frame.pop_stack(
1056                             VerificationType.reference_check);
1057                         // fall through
1058                     case IFNULL :
1059                     case IFNONNULL :
1060                         current_frame.pop_stack(
1061                             VerificationType.reference_check);
1062                         target = bcs.dest();
1063                         stackmap_table.check_jump_target
1064                             (current_frame, target);
1065                         no_control_flow = false; break;
1066                     case GOTO :
1067                         target = bcs.dest();
1068                         stackmap_table.check_jump_target(
1069                             current_frame, target);
1070                         no_control_flow = true; break;
1071                     case GOTO_W :
1072                         target = bcs.destW();
1073                         stackmap_table.check_jump_target(
1074                             current_frame, target);
1075                         no_control_flow = true; break;
1076                     case TABLESWITCH :
1077                     case LOOKUPSWITCH :
1078                         verify_switch(
1079                             bcs, code_length, code_data, current_frame,
1080                             stackmap_table);
1081                         no_control_flow = true; break;

1035                     case IF_ICMPGE:
1036                     case IF_ICMPGT:
1037                     case IF_ICMPLE:
1038                         current_frame.pop_stack(
1039                             VerificationType.integer_type);
1040                         // fall through
1041                     case IFEQ:
1042                     case IFNE:
1043                     case IFLT:
1044                     case IFGE:
1045                     case IFGT:
1046                     case IFLE:
1047                         current_frame.pop_stack(
1048                             VerificationType.integer_type);
1049                         target = bcs.dest();
1050                         stackmap_table.check_jump_target(
1051                             current_frame, target);
1052                         no_control_flow = false; break;
1053                     case IF_ACMPEQ :
1054                     case IF_ACMPNE :
1055                         current_frame.pop_stack(object_type());

1056                         // fall through
1057                     case IFNULL :
1058                     case IFNONNULL :
1059                         current_frame.pop_stack(object_type());

1060                         target = bcs.dest();
1061                         stackmap_table.check_jump_target
1062                             (current_frame, target);
1063                         no_control_flow = false; break;
1064                     case GOTO :
1065                         target = bcs.dest();
1066                         stackmap_table.check_jump_target(
1067                             current_frame, target);
1068                         no_control_flow = true; break;
1069                     case GOTO_W :
1070                         target = bcs.destW();
1071                         stackmap_table.check_jump_target(
1072                             current_frame, target);
1073                         no_control_flow = true; break;
1074                     case TABLESWITCH :
1075                     case LOOKUPSWITCH :
1076                         verify_switch(
1077                             bcs, code_length, code_data, current_frame,
1078                             stackmap_table);
1079                         no_control_flow = true; break;
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