407 lines
9.1 KiB
C++
407 lines
9.1 KiB
C++
//===-- DWARFDefines.cpp ----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "DWARFDefines.h"
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#include "lldb/Utility/ConstString.h"
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#include <cstdio>
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#include <cstring>
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#include <string>
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namespace lldb_private {
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const char *DW_TAG_value_to_name(uint32_t val) {
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static char invalid[100];
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if (val == 0)
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return "NULL";
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llvm::StringRef llvmstr = llvm::dwarf::TagString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_TAG constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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const char *DW_AT_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::AttributeString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_AT constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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const char *DW_FORM_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::FormEncodingString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_FORM constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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const char *DW_OP_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::OperationEncodingString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_OP constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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DRC_class DW_OP_value_to_class(uint32_t val) {
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// FIXME: If we just used llvm's DWARFExpression printer, we could delete
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// all this code (and more in lldb's DWARFExpression.cpp).
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switch (val) {
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case 0x03:
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return DRC_ONEOPERAND;
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case 0x06:
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return DRC_ZEROOPERANDS;
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case 0x08:
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return DRC_ONEOPERAND;
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case 0x09:
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return DRC_ONEOPERAND;
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case 0x0a:
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return DRC_ONEOPERAND;
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case 0x0b:
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return DRC_ONEOPERAND;
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case 0x0c:
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return DRC_ONEOPERAND;
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case 0x0d:
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return DRC_ONEOPERAND;
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case 0x0e:
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return DRC_ONEOPERAND;
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case 0x0f:
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return DRC_ONEOPERAND;
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case 0x10:
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return DRC_ONEOPERAND;
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case 0x11:
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return DRC_ONEOPERAND;
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case 0x12:
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return DRC_ZEROOPERANDS;
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case 0x13:
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return DRC_ZEROOPERANDS;
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case 0x14:
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return DRC_ZEROOPERANDS;
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case 0x15:
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return DRC_ONEOPERAND;
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case 0x16:
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return DRC_ZEROOPERANDS;
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case 0x17:
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return DRC_ZEROOPERANDS;
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case 0x18:
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return DRC_ZEROOPERANDS;
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case 0x19:
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return DRC_ZEROOPERANDS;
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case 0x1a:
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return DRC_ZEROOPERANDS;
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case 0x1b:
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return DRC_ZEROOPERANDS;
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case 0x1c:
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return DRC_ZEROOPERANDS;
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case 0x1d:
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return DRC_ZEROOPERANDS;
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case 0x1e:
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return DRC_ZEROOPERANDS;
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case 0x1f:
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return DRC_ZEROOPERANDS;
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case 0x20:
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return DRC_ZEROOPERANDS;
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case 0x21:
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return DRC_ZEROOPERANDS;
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case 0x22:
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return DRC_ZEROOPERANDS;
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case 0x23:
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return DRC_ONEOPERAND;
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case 0x24:
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return DRC_ZEROOPERANDS;
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case 0x25:
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return DRC_ZEROOPERANDS;
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case 0x26:
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return DRC_ZEROOPERANDS;
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case 0x27:
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return DRC_ZEROOPERANDS;
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case 0x2f:
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return DRC_ONEOPERAND;
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case 0x28:
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return DRC_ONEOPERAND;
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case 0x29:
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return DRC_ZEROOPERANDS;
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case 0x2a:
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return DRC_ZEROOPERANDS;
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case 0x2b:
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return DRC_ZEROOPERANDS;
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case 0x2c:
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return DRC_ZEROOPERANDS;
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case 0x2d:
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return DRC_ZEROOPERANDS;
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case 0x2e:
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return DRC_ZEROOPERANDS;
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case 0x30:
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return DRC_ZEROOPERANDS;
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case 0x31:
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return DRC_ZEROOPERANDS;
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case 0x32:
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return DRC_ZEROOPERANDS;
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case 0x33:
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return DRC_ZEROOPERANDS;
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case 0x34:
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return DRC_ZEROOPERANDS;
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case 0x35:
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return DRC_ZEROOPERANDS;
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case 0x36:
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return DRC_ZEROOPERANDS;
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case 0x37:
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return DRC_ZEROOPERANDS;
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case 0x38:
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return DRC_ZEROOPERANDS;
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case 0x39:
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return DRC_ZEROOPERANDS;
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case 0x3a:
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return DRC_ZEROOPERANDS;
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case 0x3b:
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return DRC_ZEROOPERANDS;
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case 0x3c:
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return DRC_ZEROOPERANDS;
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case 0x3d:
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return DRC_ZEROOPERANDS;
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case 0x3e:
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return DRC_ZEROOPERANDS;
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case 0x3f:
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return DRC_ZEROOPERANDS;
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case 0x40:
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return DRC_ZEROOPERANDS;
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case 0x41:
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return DRC_ZEROOPERANDS;
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case 0x42:
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return DRC_ZEROOPERANDS;
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case 0x43:
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return DRC_ZEROOPERANDS;
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case 0x44:
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return DRC_ZEROOPERANDS;
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case 0x45:
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return DRC_ZEROOPERANDS;
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case 0x46:
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return DRC_ZEROOPERANDS;
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case 0x47:
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return DRC_ZEROOPERANDS;
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case 0x48:
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return DRC_ZEROOPERANDS;
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case 0x49:
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return DRC_ZEROOPERANDS;
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case 0x4a:
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return DRC_ZEROOPERANDS;
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case 0x4b:
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return DRC_ZEROOPERANDS;
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case 0x4c:
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return DRC_ZEROOPERANDS;
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case 0x4d:
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return DRC_ZEROOPERANDS;
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case 0x4e:
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return DRC_ZEROOPERANDS;
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case 0x4f:
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return DRC_ZEROOPERANDS;
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case 0x50:
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return DRC_ZEROOPERANDS;
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case 0x51:
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return DRC_ZEROOPERANDS;
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case 0x52:
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return DRC_ZEROOPERANDS;
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case 0x53:
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return DRC_ZEROOPERANDS;
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case 0x54:
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return DRC_ZEROOPERANDS;
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case 0x55:
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return DRC_ZEROOPERANDS;
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case 0x56:
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return DRC_ZEROOPERANDS;
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case 0x57:
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return DRC_ZEROOPERANDS;
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case 0x58:
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return DRC_ZEROOPERANDS;
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case 0x59:
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return DRC_ZEROOPERANDS;
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case 0x5a:
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return DRC_ZEROOPERANDS;
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case 0x5b:
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return DRC_ZEROOPERANDS;
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case 0x5c:
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return DRC_ZEROOPERANDS;
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case 0x5d:
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return DRC_ZEROOPERANDS;
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case 0x5e:
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return DRC_ZEROOPERANDS;
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case 0x5f:
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return DRC_ZEROOPERANDS;
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case 0x60:
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return DRC_ZEROOPERANDS;
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case 0x61:
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return DRC_ZEROOPERANDS;
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case 0x62:
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return DRC_ZEROOPERANDS;
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case 0x63:
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return DRC_ZEROOPERANDS;
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case 0x64:
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return DRC_ZEROOPERANDS;
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case 0x65:
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return DRC_ZEROOPERANDS;
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case 0x66:
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return DRC_ZEROOPERANDS;
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case 0x67:
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return DRC_ZEROOPERANDS;
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case 0x68:
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return DRC_ZEROOPERANDS;
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case 0x69:
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return DRC_ZEROOPERANDS;
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case 0x6a:
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return DRC_ZEROOPERANDS;
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case 0x6b:
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return DRC_ZEROOPERANDS;
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case 0x6c:
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return DRC_ZEROOPERANDS;
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case 0x6d:
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return DRC_ZEROOPERANDS;
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case 0x6e:
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return DRC_ZEROOPERANDS;
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case 0x6f:
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return DRC_ZEROOPERANDS;
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case 0x70:
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return DRC_ONEOPERAND;
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case 0x71:
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return DRC_ONEOPERAND;
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case 0x72:
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return DRC_ONEOPERAND;
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case 0x73:
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return DRC_ONEOPERAND;
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case 0x74:
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return DRC_ONEOPERAND;
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case 0x75:
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return DRC_ONEOPERAND;
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case 0x76:
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return DRC_ONEOPERAND;
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case 0x77:
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return DRC_ONEOPERAND;
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case 0x78:
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return DRC_ONEOPERAND;
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case 0x79:
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return DRC_ONEOPERAND;
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case 0x7a:
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return DRC_ONEOPERAND;
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case 0x7b:
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return DRC_ONEOPERAND;
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case 0x7c:
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return DRC_ONEOPERAND;
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case 0x7d:
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return DRC_ONEOPERAND;
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case 0x7e:
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return DRC_ONEOPERAND;
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case 0x7f:
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return DRC_ONEOPERAND;
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case 0x80:
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return DRC_ONEOPERAND;
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case 0x81:
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return DRC_ONEOPERAND;
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case 0x82:
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return DRC_ONEOPERAND;
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case 0x83:
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return DRC_ONEOPERAND;
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case 0x84:
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return DRC_ONEOPERAND;
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case 0x85:
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return DRC_ONEOPERAND;
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case 0x86:
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return DRC_ONEOPERAND;
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case 0x87:
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return DRC_ONEOPERAND;
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case 0x88:
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return DRC_ONEOPERAND;
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case 0x89:
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return DRC_ONEOPERAND;
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case 0x8a:
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return DRC_ONEOPERAND;
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case 0x8b:
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return DRC_ONEOPERAND;
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case 0x8c:
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return DRC_ONEOPERAND;
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case 0x8d:
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return DRC_ONEOPERAND;
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case 0x8e:
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return DRC_ONEOPERAND;
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case 0x8f:
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return DRC_ONEOPERAND;
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case 0x90:
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return DRC_ONEOPERAND;
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case 0x91:
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return DRC_ONEOPERAND;
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case 0x92:
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return DRC_TWOOPERANDS;
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case 0x93:
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return DRC_ONEOPERAND;
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case 0x94:
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return DRC_ONEOPERAND;
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case 0x95:
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return DRC_ONEOPERAND;
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case 0x96:
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return DRC_ZEROOPERANDS;
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case 0x97:
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return DRC_DWARFv3 | DRC_ZEROOPERANDS;
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case 0x98:
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return DRC_DWARFv3 | DRC_ONEOPERAND;
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case 0x99:
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return DRC_DWARFv3 | DRC_ONEOPERAND;
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case 0x9a:
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return DRC_DWARFv3 | DRC_ONEOPERAND;
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case 0xa3: /* DW_OP_entry_value */
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return DRC_TWOOPERANDS;
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case 0xf0:
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return DRC_ZEROOPERANDS; /* DW_OP_APPLE_uninit */
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case 0xe0:
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return 0;
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case 0xff:
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return 0;
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default:
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return 0;
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}
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}
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const char *DW_ATE_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::AttributeEncodingString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_ATE constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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const char *DW_LANG_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::LanguageString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_LANG constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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const char *DW_LNS_value_to_name(uint32_t val) {
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static char invalid[100];
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llvm::StringRef llvmstr = llvm::dwarf::LNStandardString(val);
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if (llvmstr.empty()) {
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snprintf(invalid, sizeof(invalid), "Unknown DW_LNS constant: 0x%x", val);
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return invalid;
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}
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return llvmstr.data();
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}
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} // namespace lldb_private
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