My ENV:
➜ ~ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.4 LTS
Release: 22.04
Codename: jammy
➜ ~ gcc --version
gcc (Ubuntu 12.3.0-1ubuntu1~22.04) 12.3.0
Copyright (C) 2022 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
and I failed to build libilbc:
[ 2%] Building CXX object CMakeFiles/ilbc.dir/rtc_base/checks.cc.o
/usr/bin/c++ -DWEBRTC_LINUX -DWEBRTC_POSIX -Dilbc_EXPORTS -I....../libilbc/. -I....../libilbc/abseil-cpp -I....../libilbc/build -Wall -Wextra -Wno-unused-parameter -fno-strict-aliasing -std=c++17 -O2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -MD -MT CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o -MF CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o.d -o CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o -c ....../libilbc/common_audio/signal_processing/dot_product_with_scale.cc
/usr/bin/c++ -DWEBRTC_LINUX -DWEBRTC_POSIX -Dilbc_EXPORTS -I....../libilbc/. -I....../libilbc/abseil-cpp -I....../libilbc/build -Wall -Wextra -Wno-unused-parameter -fno-strict-aliasing -std=c++17 -O2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -MD -MT CMakeFiles/ilbc.dir/rtc_base/checks.cc.o -MF CMakeFiles/ilbc.dir/rtc_base/checks.cc.o.d -o CMakeFiles/ilbc.dir/rtc_base/checks.cc.o -c ....../libilbc/rtc_base/checks.cc
In file included from ....../libilbc/./rtc_base/checks.h:58,
from ....../libilbc/./rtc_base/numerics/safe_conversions.h:18,
from ....../libilbc/common_audio/signal_processing/dot_product_with_scale.cc:13:
/usr/local/include/absl/strings/string_view.h:53:26: error: ‘string_view’ in namespace ‘std’ does not name a type
53 | using string_view = std::string_view;
| ^~~~~~~~~~~
/usr/local/include/absl/strings/string_view.h:53:21: note: ‘std::string_view’ is only available from C++17 onwards
53 | using string_view = std::string_view;
| ^~~
/usr/local/include/absl/strings/string_view.h:751:8: error: ‘string_view’ does not name a type
751 | inline string_view ClippedSubstr(string_view s, size_t pos,
| ^~~~~~~~~~~
In file included from ....../libilbc/./rtc_base/checks.h:58,
from ....../libilbc/rtc_base/checks.cc:36:
/usr/local/include/absl/strings/string_view.h:53:26: error: ‘string_view’ in namespace ‘std’ does not name a type
53 | using string_view = std::string_view;
| ^~~~~~~~~~~
/usr/local/include/absl/strings/string_view.h:53:21: note: ‘std::string_view’ is only available from C++17 onwards
53 | using string_view = std::string_view;
| ^~~
/usr/local/include/absl/strings/string_view.h:762:11: error: ‘string_view’ does not name a type
762 | constexpr string_view NullSafeStringView(absl::Nullable<const char*> p) {
| ^~~~~~~~~~~
/usr/local/include/absl/strings/string_view.h:751:8: error: ‘string_view’ does not name a type
751 | inline string_view ClippedSubstr(string_view s, size_t pos,
| ^~~~~~~~~~~
/usr/local/include/absl/strings/string_view.h:762:11: error: ‘string_view’ does not name a type
762 | constexpr string_view NullSafeStringView(absl::Nullable<const char*> p) {
| ^~~~~~~~~~~
....../libilbc/./rtc_base/checks.h:186:45: error: ISO C++ forbids declaration of ‘type name’ with no type [-fpermissive]
186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal(
| ^~~~
....../libilbc/./rtc_base/checks.h:186:63: error: template argument 2 is invalid
186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal(
| ^
....../libilbc/./rtc_base/checks.h:187:17: error: ‘string_view’ in namespace ‘absl’ does not name a type
187 | const absl::string_view& x) {
| ^~~~~~~~~~~
....../libilbc/./rtc_base/checks.h: In function ‘int rtc::webrtc_checks_impl::MakeVal(const int&)’:
....../libilbc/./rtc_base/checks.h:188:13: error: invalid conversion from ‘const int*’ to ‘int’ [-fpermissive]
188 | return {&x};
| ^
| |
| const int*
....../libilbc/./rtc_base/checks.h:186:45: error: ISO C++ forbids declaration of ‘type name’ with no type [-fpermissive]
186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal(
| ^~~~
....../libilbc/./rtc_base/checks.h:186:63: error: template argument 2 is invalid
186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal(
| ^
....../libilbc/./rtc_base/checks.h:187:17: error: ‘string_view’ in namespace ‘absl’ does not name a type
187 | const absl::string_view& x) {
| ^~~~~~~~~~~
....../libilbc/./rtc_base/checks.h: In function ‘int rtc::webrtc_checks_impl::MakeVal(const int&)’:
....../libilbc/./rtc_base/checks.h:188:13: error: invalid conversion from ‘const int*’ to ‘int’ [-fpermissive]
188 | return {&x};
| ^
| |
| const int*
....../libilbc/rtc_base/checks.cc: In function ‘bool rtc::webrtc_checks_impl::ParseArg(__va_list_tag (*)[1], const CheckArgType**, std::string*)’:
....../libilbc/rtc_base/checks.cc:116:19: error: ‘string_view’ in namespace ‘absl’ does not name a type
116 | const absl::string_view sv = *va_arg(*args, const absl::string_view*);
| ^~~~~~~~~~~
....../libilbc/rtc_base/checks.cc:117:17: error: ‘sv’ was not declared in this scope; did you mean ‘s’?
117 | s->append(sv.data(), sv.size());
| ^~
| s
make[2]: *** [CMakeFiles/ilbc.dir/build.make:1115: CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [CMakeFiles/ilbc.dir/build.make:1465: CMakeFiles/ilbc.dir/rtc_base/checks.cc.o] Error 1
make[2]: Leaving directory '....../libilbc/build'
make[1]: *** [CMakeFiles/Makefile2:92: CMakeFiles/ilbc.dir/all] Error 2
make[1]: Leaving directory '....../libilbc/build'
make: *** [Makefile:139: all] Error 2Can anybody help please?
Thank you
My ENV:
and I failed to build libilbc:
[ 2%] Building CXX object CMakeFiles/ilbc.dir/rtc_base/checks.cc.o /usr/bin/c++ -DWEBRTC_LINUX -DWEBRTC_POSIX -Dilbc_EXPORTS -I....../libilbc/. -I....../libilbc/abseil-cpp -I....../libilbc/build -Wall -Wextra -Wno-unused-parameter -fno-strict-aliasing -std=c++17 -O2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -MD -MT CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o -MF CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o.d -o CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o -c ....../libilbc/common_audio/signal_processing/dot_product_with_scale.cc /usr/bin/c++ -DWEBRTC_LINUX -DWEBRTC_POSIX -Dilbc_EXPORTS -I....../libilbc/. -I....../libilbc/abseil-cpp -I....../libilbc/build -Wall -Wextra -Wno-unused-parameter -fno-strict-aliasing -std=c++17 -O2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -MD -MT CMakeFiles/ilbc.dir/rtc_base/checks.cc.o -MF CMakeFiles/ilbc.dir/rtc_base/checks.cc.o.d -o CMakeFiles/ilbc.dir/rtc_base/checks.cc.o -c ....../libilbc/rtc_base/checks.cc In file included from ....../libilbc/./rtc_base/checks.h:58, from ....../libilbc/./rtc_base/numerics/safe_conversions.h:18, from ....../libilbc/common_audio/signal_processing/dot_product_with_scale.cc:13: /usr/local/include/absl/strings/string_view.h:53:26: error: ‘string_view’ in namespace ‘std’ does not name a type 53 | using string_view = std::string_view; | ^~~~~~~~~~~ /usr/local/include/absl/strings/string_view.h:53:21: note: ‘std::string_view’ is only available from C++17 onwards 53 | using string_view = std::string_view; | ^~~ /usr/local/include/absl/strings/string_view.h:751:8: error: ‘string_view’ does not name a type 751 | inline string_view ClippedSubstr(string_view s, size_t pos, | ^~~~~~~~~~~ In file included from ....../libilbc/./rtc_base/checks.h:58, from ....../libilbc/rtc_base/checks.cc:36: /usr/local/include/absl/strings/string_view.h:53:26: error: ‘string_view’ in namespace ‘std’ does not name a type 53 | using string_view = std::string_view; | ^~~~~~~~~~~ /usr/local/include/absl/strings/string_view.h:53:21: note: ‘std::string_view’ is only available from C++17 onwards 53 | using string_view = std::string_view; | ^~~ /usr/local/include/absl/strings/string_view.h:762:11: error: ‘string_view’ does not name a type 762 | constexpr string_view NullSafeStringView(absl::Nullable<const char*> p) { | ^~~~~~~~~~~ /usr/local/include/absl/strings/string_view.h:751:8: error: ‘string_view’ does not name a type 751 | inline string_view ClippedSubstr(string_view s, size_t pos, | ^~~~~~~~~~~ /usr/local/include/absl/strings/string_view.h:762:11: error: ‘string_view’ does not name a type 762 | constexpr string_view NullSafeStringView(absl::Nullable<const char*> p) { | ^~~~~~~~~~~ ....../libilbc/./rtc_base/checks.h:186:45: error: ISO C++ forbids declaration of ‘type name’ with no type [-fpermissive] 186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal( | ^~~~ ....../libilbc/./rtc_base/checks.h:186:63: error: template argument 2 is invalid 186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal( | ^ ....../libilbc/./rtc_base/checks.h:187:17: error: ‘string_view’ in namespace ‘absl’ does not name a type 187 | const absl::string_view& x) { | ^~~~~~~~~~~ ....../libilbc/./rtc_base/checks.h: In function ‘int rtc::webrtc_checks_impl::MakeVal(const int&)’: ....../libilbc/./rtc_base/checks.h:188:13: error: invalid conversion from ‘const int*’ to ‘int’ [-fpermissive] 188 | return {&x}; | ^ | | | const int* ....../libilbc/./rtc_base/checks.h:186:45: error: ISO C++ forbids declaration of ‘type name’ with no type [-fpermissive] 186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal( | ^~~~ ....../libilbc/./rtc_base/checks.h:186:63: error: template argument 2 is invalid 186 | inline Val<CheckArgType::kStringView, const absl::string_view*> MakeVal( | ^ ....../libilbc/./rtc_base/checks.h:187:17: error: ‘string_view’ in namespace ‘absl’ does not name a type 187 | const absl::string_view& x) { | ^~~~~~~~~~~ ....../libilbc/./rtc_base/checks.h: In function ‘int rtc::webrtc_checks_impl::MakeVal(const int&)’: ....../libilbc/./rtc_base/checks.h:188:13: error: invalid conversion from ‘const int*’ to ‘int’ [-fpermissive] 188 | return {&x}; | ^ | | | const int* ....../libilbc/rtc_base/checks.cc: In function ‘bool rtc::webrtc_checks_impl::ParseArg(__va_list_tag (*)[1], const CheckArgType**, std::string*)’: ....../libilbc/rtc_base/checks.cc:116:19: error: ‘string_view’ in namespace ‘absl’ does not name a type 116 | const absl::string_view sv = *va_arg(*args, const absl::string_view*); | ^~~~~~~~~~~ ....../libilbc/rtc_base/checks.cc:117:17: error: ‘sv’ was not declared in this scope; did you mean ‘s’? 117 | s->append(sv.data(), sv.size()); | ^~ | s make[2]: *** [CMakeFiles/ilbc.dir/build.make:1115: CMakeFiles/ilbc.dir/common_audio/signal_processing/dot_product_with_scale.cc.o] Error 1 make[2]: *** Waiting for unfinished jobs.... make[2]: *** [CMakeFiles/ilbc.dir/build.make:1465: CMakeFiles/ilbc.dir/rtc_base/checks.cc.o] Error 1 make[2]: Leaving directory '....../libilbc/build' make[1]: *** [CMakeFiles/Makefile2:92: CMakeFiles/ilbc.dir/all] Error 2 make[1]: Leaving directory '....../libilbc/build' make: *** [Makefile:139: all] Error 2Can anybody help please?
Thank you