elements-23.2.6 build error with gcc 15.0.1

[grubles]

CXX      elementsd-bitcoind.o                                                                
In file included from ./chainparams.h:9,                                                       
                 from bitcoind.cpp:10:                                                         
./chainparamsbase.h:34:5: error: ‘uint16_t’ does not name a type                                                                                                                              
   34 |     uint16_t RPCPort() const { return m_rpc_port; }                                                                                                                                   
      |     ^~~~~~~~                                                                                                                                                                          
./chainparamsbase.h:10:1: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
    9 | #include <string>                                                                                                                                                                     
  +++ |+#include <cstdint>                                                                                                                                                                    
   10 |                                                                                        
./chainparamsbase.h:35:5: error: ‘uint16_t’ does not name a type                                                                                                                              
   35 |     uint16_t OnionServiceTargetPort() const { return m_onion_service_target_port; }                                                                                                   
      |     ^~~~~~~~                                                                                                                                                                          
./chainparamsbase.h:35:5: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h:39:51: error: ‘uint16_t’ has not been declared
   39 |     CBaseChainParams(const std::string& data_dir, uint16_t rpc_port, uint16_t mainchain_rpc_port, uint16_t onion_service_target_port)
      |                                                   ^~~~~~~~
./chainparamsbase.h:39:51: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’                                                         ./chainparamsbase.h:39:70: error: ‘uint16_t’ has not been declared
   39 |     CBaseChainParams(const std::string& data_dir, uint16_t rpc_port, uint16_t mainchain_rpc_port, uint16_t onion_service_target_port)                                                       |                                                                      ^~~~~~~~
./chainparamsbase.h:39:70: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h:39:99: error: ‘uint16_t’ has not been declared
   39 |     CBaseChainParams(const std::string& data_dir, uint16_t rpc_port, uint16_t mainchain_rpc_port, uint16_t onion_service_target_port)
      |                                                                                                   ^~~~~~~~
./chainparamsbase.h:39:99: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h:43:11: error: ‘uint16_t’ does not name a type                                                                                                                             
   43 |     const uint16_t m_rpc_port;
      |           ^~~~~~~~      
./chainparamsbase.h:43:11: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h:44:11: error: ‘uint16_t’ does not name a type
   44 |     const uint16_t m_mainchain_rpc_port;
      |           ^~~~~~~~                                                                     
./chainparamsbase.h:44:11: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h:45:11: error: ‘uint16_t’ does not name a type
   45 |     const uint16_t m_onion_service_target_port;    
      |           ^~~~~~~~                                                                     
./chainparamsbase.h:45:11: note: ‘uint16_t’ is defined in header ‘<cstdint>’; this is probably fixable by adding ‘#include <cstdint>’
./chainparamsbase.h: In member function ‘int CBaseChainParams::MainchainRPCPort() const’:
./chainparamsbase.h:36:43: error: ‘m_mainchain_rpc_port’ was not declared in this scope; did you mean ‘MainchainRPCPort’?
   36 |     int MainchainRPCPort() const { return m_mainchain_rpc_port; }
./chainparamsbase.h:36:43: error: ‘m_mainchain_rpc_port’ was not declared in this scope; did you mean ‘MainchainRPCPort’?                                                             [0/1884]
   36 |     int MainchainRPCPort() const { return m_mainchain_rpc_port; }
      |                                           ^~~~~~~~~~~~~~~~~~~~
      |                                           MainchainRPCPort
./chainparamsbase.h: In constructor ‘CBaseChainParams::CBaseChainParams(const std::string&, int, int, int)’:
./chainparamsbase.h:40:11: error: class ‘CBaseChainParams’ does not have any field named ‘m_rpc_port’
   40 |         : m_rpc_port(rpc_port), m_mainchain_rpc_port(mainchain_rpc_port), m_onion_service_target_port(onion_service_target_port), strDataDir(data_dir) {}
      |           ^~~~~~~~~~
./chainparamsbase.h:40:33: error: class ‘CBaseChainParams’ does not have any field named ‘m_mainchain_rpc_port’
   40 |         : m_rpc_port(rpc_port), m_mainchain_rpc_port(mainchain_rpc_port), m_onion_service_target_port(onion_service_target_port), strDataDir(data_dir) {}
      |                                 ^~~~~~~~~~~~~~~~~~~~
./chainparamsbase.h:40:75: error: class ‘CBaseChainParams’ does not have any field named ‘m_onion_service_target_port’
   40 |         : m_rpc_port(rpc_port), m_mainchain_rpc_port(mainchain_rpc_port), m_onion_service_target_port(onion_service_target_port), strDataDir(data_dir) {}
      |                                                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ./chain.h:13,
                 from ./validation.h:15,
                 from ./interfaces/chain.h:10,
                 from bitcoind.cpp:14:
./sync.h: In instantiation of ‘bool UniqueLock<Mutex, Base>::TryEnter(const char*, const char*, int) [with Mutex = AnnotatedMixin<std::recursive_mutex>; Base = std::unique_lock<std::recursiv
e_mutex>]’:
./sync.h:163:13:   required from ‘UniqueLock<Mutex, Base>::UniqueLock(Mutex&, const char*, const char*, int, bool) [with Mutex = AnnotatedMixin<std::recursive_mutex>; Base = std::unique_lock
<std::recursive_mutex>]’
  163 |             TryEnter(pszName, pszFile, nLine);
      |             ^~~~~~~~
./util/system.h:407:9:   required from here
  231 | #define LOCK(cs) DebugLock<decltype(cs)> PASTE2(criticalblock, __COUNTER__)(cs, #cs, __FILE__, __LINE__)
      |                                                                                                        ^
./sync.h:152:23: warning: ignoring return value of ‘bool std::unique_lock<_Mutex>::try_lock() [with _Mutex = std::recursive_mutex]’, declared with attribute ‘nodiscard’ [-Wunused-result]
  152 |         Base::try_lock();
      |         ~~~~~~~~~~~~~~^~
In file included from /usr/include/c++/15/mutex:50,
                 from ./threadsafety.h:9,
                 from ./sync.h:14:
/usr/include/c++/15/bits/unique_lock.h:156:7: note: declared here
  156 |       try_lock()
      |       ^~~~~~~~
make[2]: *** [Makefile:16625: elementsd-bitcoind.o] Error 1
make[2]: Leaving directory '/home/user/builds/elements/src'
make[1]: *** [Makefile:20119: all-recursive] Error 1
make[1]: Leaving directory '/home/user/builds/elements/src'
make: *** [Makefile:831: all-recursive] Error 1

$ cc --version
cc (GCC) 15.0.1 20250204 (Red Hat 15.0.1-0)

[grubles]

Looks like it happens all the way back to elements-23.2.3 at least.

[psgreco]

I'm not expecting any previous version to work. My guess is that we need to port bitcoin/bitcoin#30633 and maybe some extra stuff

[grubles]

Yeah I tested bitcoind v28.1 and it built fine.