From 6c7de165d1c82684359ccb630bb5f83263fa5ebc Mon Sep 17 00:00:00 2001
From: Abseil Team <absl-team@google.com>
Date: Wed, 20 Jun 2018 06:25:23 -0700
Subject: Project import generated by Copybara.

GitOrigin-RevId: d89dba27e35462d7457121b978fd79214205e686
Change-Id: I0eae80578a93a580820bc90d42e6b42faf7fde0a
---
 absl/debugging/failure_signal_handler.cc                 | 2 ++
 absl/debugging/failure_signal_handler.h                  | 2 ++
 absl/debugging/internal/address_is_readable.cc           | 4 ++++
 absl/debugging/internal/address_is_readable.h            | 2 ++
 absl/debugging/internal/demangle.cc                      | 2 ++
 absl/debugging/internal/demangle.h                       | 2 ++
 absl/debugging/internal/demangle_test.cc                 | 2 ++
 absl/debugging/internal/elf_mem_image.cc                 | 2 ++
 absl/debugging/internal/elf_mem_image.h                  | 2 ++
 absl/debugging/internal/examine_stack.cc                 | 2 ++
 absl/debugging/internal/examine_stack.h                  | 2 ++
 absl/debugging/internal/stack_consumption.cc             | 2 ++
 absl/debugging/internal/stack_consumption.h              | 2 ++
 absl/debugging/internal/stack_consumption_test.cc        | 2 ++
 absl/debugging/internal/stacktrace_aarch64-inl.inc       | 2 ++
 absl/debugging/internal/stacktrace_arm-inl.inc           | 2 ++
 absl/debugging/internal/stacktrace_generic-inl.inc       | 2 ++
 absl/debugging/internal/stacktrace_powerpc-inl.inc       | 2 ++
 absl/debugging/internal/stacktrace_unimplemented-inl.inc | 2 ++
 absl/debugging/internal/stacktrace_win32-inl.inc         | 2 ++
 absl/debugging/internal/stacktrace_x86-inl.inc           | 2 ++
 absl/debugging/internal/symbolize.h                      | 4 ++++
 absl/debugging/internal/vdso_support.cc                  | 2 ++
 absl/debugging/internal/vdso_support.h                   | 2 ++
 absl/debugging/leak_check.cc                             | 4 ++++
 absl/debugging/leak_check.h                              | 2 ++
 absl/debugging/stacktrace.cc                             | 2 ++
 absl/debugging/stacktrace.h                              | 2 ++
 absl/debugging/symbolize.h                               | 2 ++
 absl/debugging/symbolize_elf.inc                         | 2 ++
 absl/debugging/symbolize_unimplemented.inc               | 2 ++
 absl/debugging/symbolize_win32.inc                       | 2 ++
 32 files changed, 70 insertions(+)

(limited to 'absl/debugging')

diff --git a/absl/debugging/failure_signal_handler.cc b/absl/debugging/failure_signal_handler.cc
index 4c131fe0..b2035148 100644
--- a/absl/debugging/failure_signal_handler.cc
+++ b/absl/debugging/failure_signal_handler.cc
@@ -47,6 +47,7 @@
 #endif
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 ABSL_CONST_INIT static FailureSignalHandlerOptions fsh_options;
 
@@ -353,4 +354,5 @@ void InstallFailureSignalHandler(const FailureSignalHandlerOptions& options) {
   }
 }
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/failure_signal_handler.h b/absl/debugging/failure_signal_handler.h
index c57954e5..fb4de102 100644
--- a/absl/debugging/failure_signal_handler.h
+++ b/absl/debugging/failure_signal_handler.h
@@ -45,6 +45,7 @@
 #define ABSL_DEBUGGING_FAILURE_SIGNAL_HANDLER_H_
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 // FailureSignalHandlerOptions
 //
@@ -112,6 +113,7 @@ namespace debugging_internal {
 const char* FailureSignalToString(int signo);
 }  // namespace debugging_internal
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_FAILURE_SIGNAL_HANDLER_H_
diff --git a/absl/debugging/internal/address_is_readable.cc b/absl/debugging/internal/address_is_readable.cc
index 7455aa0b..6282bd6a 100644
--- a/absl/debugging/internal/address_is_readable.cc
+++ b/absl/debugging/internal/address_is_readable.cc
@@ -20,12 +20,14 @@
 #if !defined(__linux__) || defined(__ANDROID__)
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // On platforms other than Linux, just return true.
 bool AddressIsReadable(const void* /* addr */) { return true; }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #else
@@ -40,6 +42,7 @@ bool AddressIsReadable(const void* /* addr */) { return true; }
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Pack a pid and two file descriptors into a 64-bit word,
@@ -128,6 +131,7 @@ bool AddressIsReadable(const void *addr) {
 }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif
diff --git a/absl/debugging/internal/address_is_readable.h b/absl/debugging/internal/address_is_readable.h
index 9d480300..7e58ce55 100644
--- a/absl/debugging/internal/address_is_readable.h
+++ b/absl/debugging/internal/address_is_readable.h
@@ -17,6 +17,7 @@
 #define ABSL_DEBUGGING_INTERNAL_ADDRESS_IS_READABLE_H_
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Return whether the byte at *addr is readable, without faulting.
@@ -24,6 +25,7 @@ namespace debugging_internal {
 bool AddressIsReadable(const void *addr);
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_ADDRESS_IS_READABLE_H_
diff --git a/absl/debugging/internal/demangle.cc b/absl/debugging/internal/demangle.cc
index c9ca2f3b..15b7c7c3 100644
--- a/absl/debugging/internal/demangle.cc
+++ b/absl/debugging/internal/demangle.cc
@@ -24,6 +24,7 @@
 #include <limits>
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 typedef struct {
@@ -1859,4 +1860,5 @@ bool Demangle(const char *mangled, char *out, int out_size) {
 }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/internal/demangle.h b/absl/debugging/internal/demangle.h
index 2e75564e..7faa5a2f 100644
--- a/absl/debugging/internal/demangle.h
+++ b/absl/debugging/internal/demangle.h
@@ -54,6 +54,7 @@
 #define ABSL_DEBUGGING_INTERNAL_DEMANGLE_H_
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Demangle `mangled`.  On success, return true and write the
@@ -62,6 +63,7 @@ namespace debugging_internal {
 bool Demangle(const char *mangled, char *out, int out_size);
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_DEMANGLE_H_
diff --git a/absl/debugging/internal/demangle_test.cc b/absl/debugging/internal/demangle_test.cc
index b9d9008f..5ff64a37 100644
--- a/absl/debugging/internal/demangle_test.cc
+++ b/absl/debugging/internal/demangle_test.cc
@@ -23,6 +23,7 @@
 #include "absl/memory/memory.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 namespace {
 
@@ -188,4 +189,5 @@ TEST(DemangleRegression, DeeplyNestedArrayType) {
 
 }  // namespace
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/internal/elf_mem_image.cc b/absl/debugging/internal/elf_mem_image.cc
index 3f747e7f..a2bea919 100644
--- a/absl/debugging/internal/elf_mem_image.cc
+++ b/absl/debugging/internal/elf_mem_image.cc
@@ -38,6 +38,7 @@
 #define VERSYM_VERSION 0x7fff
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 namespace {
@@ -375,6 +376,7 @@ void ElfMemImage::SymbolIterator::Update(int increment) {
 }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_HAVE_ELF_MEM_IMAGE
diff --git a/absl/debugging/internal/elf_mem_image.h b/absl/debugging/internal/elf_mem_image.h
index 3b577268..ea4f5f0c 100644
--- a/absl/debugging/internal/elf_mem_image.h
+++ b/absl/debugging/internal/elf_mem_image.h
@@ -39,6 +39,7 @@
 #include <link.h>  // for ElfW
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // An in-memory ELF image (may not exist on disk).
@@ -123,6 +124,7 @@ class ElfMemImage {
 };
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_HAVE_ELF_MEM_IMAGE
diff --git a/absl/debugging/internal/examine_stack.cc b/absl/debugging/internal/examine_stack.cc
index 8434709f..1a2b7a42 100644
--- a/absl/debugging/internal/examine_stack.cc
+++ b/absl/debugging/internal/examine_stack.cc
@@ -30,6 +30,7 @@
 #include "absl/debugging/symbolize.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Returns the program counter from signal context, nullptr if
@@ -146,4 +147,5 @@ void DumpPCAndFrameSizesAndStackTrace(
 }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/internal/examine_stack.h b/absl/debugging/internal/examine_stack.h
index a16c03b2..a51a8b35 100644
--- a/absl/debugging/internal/examine_stack.h
+++ b/absl/debugging/internal/examine_stack.h
@@ -18,6 +18,7 @@
 #define ABSL_DEBUGGING_INTERNAL_EXAMINE_STACK_H_
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Returns the program counter from signal context, or nullptr if
@@ -33,6 +34,7 @@ void DumpPCAndFrameSizesAndStackTrace(
     void (*writerfn)(const char*, void*), void* writerfn_arg);
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_EXAMINE_STACK_H_
diff --git a/absl/debugging/internal/stack_consumption.cc b/absl/debugging/internal/stack_consumption.cc
index 2b3b972e..8724007d 100644
--- a/absl/debugging/internal/stack_consumption.cc
+++ b/absl/debugging/internal/stack_consumption.cc
@@ -27,6 +27,7 @@
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 namespace {
 
@@ -167,6 +168,7 @@ int GetSignalHandlerStackConsumption(void (*signal_handler)(int)) {
 }
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
diff --git a/absl/debugging/internal/stack_consumption.h b/absl/debugging/internal/stack_consumption.h
index 4c5fa0f0..584a4aa9 100644
--- a/absl/debugging/internal/stack_consumption.h
+++ b/absl/debugging/internal/stack_consumption.h
@@ -27,6 +27,7 @@
 #define ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION 1
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Returns the stack consumption in bytes for the code exercised by
@@ -38,6 +39,7 @@ namespace debugging_internal {
 int GetSignalHandlerStackConsumption(void (*signal_handler)(int));
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
diff --git a/absl/debugging/internal/stack_consumption_test.cc b/absl/debugging/internal/stack_consumption_test.cc
index 5ce3846e..4f1351b3 100644
--- a/absl/debugging/internal/stack_consumption_test.cc
+++ b/absl/debugging/internal/stack_consumption_test.cc
@@ -23,6 +23,7 @@
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 namespace {
 
@@ -43,6 +44,7 @@ TEST(SignalHandlerStackConsumptionTest, MeasuresStackConsumption) {
 
 }  // namespace
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
diff --git a/absl/debugging/internal/stacktrace_aarch64-inl.inc b/absl/debugging/internal/stacktrace_aarch64-inl.inc
index 7ed6b3eb..0e3fda57 100644
--- a/absl/debugging/internal/stacktrace_aarch64-inl.inc
+++ b/absl/debugging/internal/stacktrace_aarch64-inl.inc
@@ -180,11 +180,13 @@ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return true;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_AARCH64_INL_H_
diff --git a/absl/debugging/internal/stacktrace_arm-inl.inc b/absl/debugging/internal/stacktrace_arm-inl.inc
index c8408337..ef76782c 100644
--- a/absl/debugging/internal/stacktrace_arm-inl.inc
+++ b/absl/debugging/internal/stacktrace_arm-inl.inc
@@ -113,11 +113,13 @@ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return false;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_ARM_INL_H_
diff --git a/absl/debugging/internal/stacktrace_generic-inl.inc b/absl/debugging/internal/stacktrace_generic-inl.inc
index 2c9ca410..5d7492a4 100644
--- a/absl/debugging/internal/stacktrace_generic-inl.inc
+++ b/absl/debugging/internal/stacktrace_generic-inl.inc
@@ -49,11 +49,13 @@ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return true;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_GENERIC_INL_H_
diff --git a/absl/debugging/internal/stacktrace_powerpc-inl.inc b/absl/debugging/internal/stacktrace_powerpc-inl.inc
index 297bdadf..86ac8534 100644
--- a/absl/debugging/internal/stacktrace_powerpc-inl.inc
+++ b/absl/debugging/internal/stacktrace_powerpc-inl.inc
@@ -233,11 +233,13 @@ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return true;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_POWERPC_INL_H_
diff --git a/absl/debugging/internal/stacktrace_unimplemented-inl.inc b/absl/debugging/internal/stacktrace_unimplemented-inl.inc
index e256fdd4..8c3ed4d7 100644
--- a/absl/debugging/internal/stacktrace_unimplemented-inl.inc
+++ b/absl/debugging/internal/stacktrace_unimplemented-inl.inc
@@ -12,11 +12,13 @@ static int UnwindImpl(void** /* result */, int* /* sizes */,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return false;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_UNIMPLEMENTED_INL_H_
diff --git a/absl/debugging/internal/stacktrace_win32-inl.inc b/absl/debugging/internal/stacktrace_win32-inl.inc
index a8f8a56a..ceca299d 100644
--- a/absl/debugging/internal/stacktrace_win32-inl.inc
+++ b/absl/debugging/internal/stacktrace_win32-inl.inc
@@ -73,11 +73,13 @@ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return false;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_WIN32_INL_H_
diff --git a/absl/debugging/internal/stacktrace_x86-inl.inc b/absl/debugging/internal/stacktrace_x86-inl.inc
index ac85b920..13afce7b 100644
--- a/absl/debugging/internal/stacktrace_x86-inl.inc
+++ b/absl/debugging/internal/stacktrace_x86-inl.inc
@@ -327,11 +327,13 @@ static int UnwindImpl(void **result, int *sizes, int max_depth, int skip_count,
 }
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 bool StackTraceWorksForTest() {
   return true;
 }
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_STACKTRACE_X86_INL_INC_
diff --git a/absl/debugging/internal/symbolize.h b/absl/debugging/internal/symbolize.h
index 8d926fec..fd10a637 100644
--- a/absl/debugging/internal/symbolize.h
+++ b/absl/debugging/internal/symbolize.h
@@ -34,6 +34,7 @@
 #include <string>
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // Iterates over all sections, invoking callback on each with the section name
@@ -52,11 +53,13 @@ bool GetSectionHeaderByName(int fd, const char *name, size_t name_len,
                             ElfW(Shdr) *out);
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_INTERNAL_HAVE_ELF_SYMBOLIZE
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 struct SymbolDecoratorArgs {
@@ -118,6 +121,7 @@ bool GetFileMappingHint(const void** start,
                         const char** filename);
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_INTERNAL_SYMBOLIZE_H_
diff --git a/absl/debugging/internal/vdso_support.cc b/absl/debugging/internal/vdso_support.cc
index 44ec7c02..fd1fb05e 100644
--- a/absl/debugging/internal/vdso_support.cc
+++ b/absl/debugging/internal/vdso_support.cc
@@ -38,6 +38,7 @@
 #endif
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 ABSL_CONST_INIT
@@ -187,6 +188,7 @@ static class VDSOInitHelper {
 } vdso_init_helper;
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_HAVE_VDSO_SUPPORT
diff --git a/absl/debugging/internal/vdso_support.h b/absl/debugging/internal/vdso_support.h
index 8002c740..7fdd7527 100644
--- a/absl/debugging/internal/vdso_support.h
+++ b/absl/debugging/internal/vdso_support.h
@@ -53,6 +53,7 @@
 #endif
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace debugging_internal {
 
 // NOTE: this class may be used from within tcmalloc, and can not
@@ -149,6 +150,7 @@ class VDSOSupport {
 int GetCPU();
 
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_HAVE_ELF_MEM_IMAGE
diff --git a/absl/debugging/leak_check.cc b/absl/debugging/leak_check.cc
index e01e5f8c..7eaaf495 100644
--- a/absl/debugging/leak_check.cc
+++ b/absl/debugging/leak_check.cc
@@ -20,12 +20,14 @@
 #ifndef LEAK_SANITIZER
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 bool HaveLeakSanitizer() { return false; }
 void DoIgnoreLeak(const void*) { }
 void RegisterLivePointers(const void*, size_t) { }
 void UnRegisterLivePointers(const void*, size_t) { }
 LeakCheckDisabler::LeakCheckDisabler() { }
 LeakCheckDisabler::~LeakCheckDisabler() { }
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #else
@@ -33,6 +35,7 @@ LeakCheckDisabler::~LeakCheckDisabler() { }
 #include <sanitizer/lsan_interface.h>
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 bool HaveLeakSanitizer() { return true; }
 void DoIgnoreLeak(const void* ptr) { __lsan_ignore_object(ptr); }
 void RegisterLivePointers(const void* ptr, size_t size) {
@@ -43,6 +46,7 @@ void UnRegisterLivePointers(const void* ptr, size_t size) {
 }
 LeakCheckDisabler::LeakCheckDisabler() { __lsan_disable(); }
 LeakCheckDisabler::~LeakCheckDisabler() { __lsan_enable(); }
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // LEAK_SANITIZER
diff --git a/absl/debugging/leak_check.h b/absl/debugging/leak_check.h
index c930684e..ddded2ae 100644
--- a/absl/debugging/leak_check.h
+++ b/absl/debugging/leak_check.h
@@ -33,6 +33,7 @@
 #include <cstddef>
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 // HaveLeakSanitizer()
 //
@@ -104,6 +105,7 @@ void RegisterLivePointers(const void* ptr, size_t size);
 // `RegisterLivePointers()`, enabling leak checking of those pointers.
 void UnRegisterLivePointers(const void* ptr, size_t size);
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_LEAK_CHECK_H_
diff --git a/absl/debugging/stacktrace.cc b/absl/debugging/stacktrace.cc
index 61fee619..55edad83 100644
--- a/absl/debugging/stacktrace.cc
+++ b/absl/debugging/stacktrace.cc
@@ -56,6 +56,7 @@
 #endif
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 namespace {
 
 typedef int (*Unwinder)(void**, int*, int, int, const void*, int*);
@@ -130,4 +131,5 @@ int DefaultStackUnwinder(void** pcs, int* sizes, int depth, int skip,
   return n;
 }
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/stacktrace.h b/absl/debugging/stacktrace.h
index 8b831e26..a6213cf4 100644
--- a/absl/debugging/stacktrace.h
+++ b/absl/debugging/stacktrace.h
@@ -32,6 +32,7 @@
 #define ABSL_DEBUGGING_STACKTRACE_H_
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 // GetStackFrames()
 //
@@ -220,6 +221,7 @@ namespace debugging_internal {
 // working.
 extern bool StackTraceWorksForTest();
 }  // namespace debugging_internal
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_STACKTRACE_H_
diff --git a/absl/debugging/symbolize.h b/absl/debugging/symbolize.h
index 24e6e647..6198b1fd 100644
--- a/absl/debugging/symbolize.h
+++ b/absl/debugging/symbolize.h
@@ -55,6 +55,7 @@
 #include "absl/debugging/internal/symbolize.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 // InitializeSymbolizer()
 //
@@ -92,6 +93,7 @@ void InitializeSymbolizer(const char* argv0);
 //  }
 bool Symbolize(const void *pc, char *out, int out_size);
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
 
 #endif  // ABSL_DEBUGGING_SYMBOLIZE_H_
diff --git a/absl/debugging/symbolize_elf.inc b/absl/debugging/symbolize_elf.inc
index e21439ce..b8dc23b7 100644
--- a/absl/debugging/symbolize_elf.inc
+++ b/absl/debugging/symbolize_elf.inc
@@ -76,6 +76,7 @@
 #include "absl/debugging/internal/vdso_support.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 // Value of argv[0]. Used by MaybeInitializeObjFile().
 static char *argv0_value = nullptr;
@@ -1470,4 +1471,5 @@ bool Symbolize(const void *pc, char *out, int out_size) {
   return ok;
 }
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/symbolize_unimplemented.inc b/absl/debugging/symbolize_unimplemented.inc
index 2a3f4acb..26dec0fb 100644
--- a/absl/debugging/symbolize_unimplemented.inc
+++ b/absl/debugging/symbolize_unimplemented.inc
@@ -17,6 +17,7 @@
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 namespace debugging_internal {
 
@@ -32,4 +33,5 @@ bool RegisterFileMappingHint(const void *, const void *, uint64_t, const char *)
 void InitializeSymbolizer(const char*) {}
 bool Symbolize(const void *, char *, int) { return false; }
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
diff --git a/absl/debugging/symbolize_win32.inc b/absl/debugging/symbolize_win32.inc
index e3fff74d..549b995a 100644
--- a/absl/debugging/symbolize_win32.inc
+++ b/absl/debugging/symbolize_win32.inc
@@ -25,6 +25,7 @@
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
+inline namespace lts_2018_06_20 {
 
 static HANDLE process = NULL;
 
@@ -71,4 +72,5 @@ bool Symbolize(const void *pc, char *out, int out_size) {
   return true;
 }
 
+}  // inline namespace lts_2018_06_20
 }  // namespace absl
-- 
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