Could not compile sketch: "call of overloaded 'abs(unit32-t)' is ambiguous" in framesync.h

[Vendest]

Error message during verify/compile

In framesync.h

In file included from C:\Users\admin\Desktop\gbs-control\gbs-control.ino:20: C:\Users\admin\Desktop\gbs-control\framesync.h: In static member function 'static bool FrameSyncManager<GBS, Attrs>::findBestHTotal(uint32_t&)': framesync.h:148:33: error: call of overloaded 'abs(uint32_t)' is ambiguous 148 | if (abs(inPeriod - outPeriod) <= 4) { | ^ In file included from c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\cstdlib:75, from c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\stdlib.h:36, from C:\Users\admin\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:27, from sketch\gbs-control.ino.cpp:1: c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\stdlib.h:74:5: note: candidate: 'int abs(int)' 74 | int abs (int); | ^~~ In file included from c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\cstdlib:77, from c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\stdlib.h:36, from C:\Users\admin\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:27, from sketch\gbs-control.ino.cpp:1: c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\bits\std_abs.h:79:3: note: candidate: 'constexpr long double std::abs(long double)' 79 | abs(long double x) | ^~~ c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\bits\std_abs.h:75:3: note: candidate: 'constexpr float std::abs(float)' 75 | abs(float __x) | ^~~ c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\bits\std_abs.h:71:3: note: candidate: 'constexpr double std::abs(double)' 71 | abs(double x) | ^~~ c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\bits\std_abs.h:61:3: note: candidate: 'long long int std::abs(long long int)' 61 | abs(long long x) { return builtin_llabs (x); } | ^~~ c:\users\admin\documents\arduinodata\packages\esp8266\tools\xtensa-lx106-elf-gcc\3.0.4-gcc10.3-1757bed\xtensa-lx106-elf\include\c++\10.3.0\bits\std_abs.h:56:3: note: candidate: 'long int std::abs(long int)' 56 | abs(long i) { return builtin_labs(i); } | ^~~ exit status 1 call of overloaded 'abs(uint32_t)' is ambiguous

[askotx]

Use an older commit of this repo -at least previous commit- and test again, that' s what I did, also you can add ESPAsyncTCP and ESPAsyncWebServer newer repos.

[Vendest]

Problem solved. I did not read the instruction carefully when adding board esp8266 in board manager. There is a note "Do not use any version >= 3.0.0, it is reported to break things!:" indeed it does. Thanks