Got a new one today, on a new project. The code is a very simple example using the IRLib2 library. It compiles fine, and fails in linking, with this error:
lto1.exe: internal compiler error: in lto_output_varpool_node, at lto-cgraph.c:624
I'm currently using v1.8.9, which has been working fine for a long time on many other projects. I don't have the first clue what to do other than try a different version. Any ideas?
Here is the (trimmed) output showing the error in linking:
...
Archiving built core (caching) in: C:\Users\RayL\AppData\Local\Temp\arduino_cache_678184\core\core_arduino_avr_pro_cpu_16MHzatmega328_1282fd756beb609614cd04e2a9e48907.a
Linking everything together...
"E:\\Users\\RayL\\Documents\\AppData\\Arduino\\arduino-1.8.9\\hardware\\tools\\avr/bin/avr-gcc" -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections "-Wl,-Map,C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\RemoteTranslator.ino.map" -mmcu=atmega328p -o "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983/RemoteTranslator.ino.elf" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\RemoteTranslator.ino.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLib2\\IRLibDecodeBase.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLib2\\IRLibRecvBase.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLib2\\IRLibRecvLoop.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibFreq\\IRLibFreq.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibProtocols\\IRLibHardware.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibProtocols\\IRLibProtocols.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibProtocols\\IRLibSAMD21.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibProtocols\\IRLibSAMD51.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibProtocols\\IRLibSendBase.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibRecvPCI\\IRLibRecvPCI.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983\\sketch\\src\\IRLibRecv\\IRLibRecv.cpp.o" "C:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983/core\\core.a" "-LC:\\Users\\RayL\\AppData\\Local\\Temp\\arduino_build_503983" -lm
lto1.exe: internal compiler error: in lto_output_varpool_node, at lto-cgraph.c:624
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper.exe: fatal error: E:\Users\RayL\Documents\AppData\Arduino\arduino-1.8.9\hardware\tools\avr/bin/avr-gcc returned 1 exit status
compilation terminated.
e:/users/rayl/documents/appdata/arduino/arduino-1.8.9/hardware/tools/avr/bin/../lib/gcc/avr/5.4.0/../../../../avr/bin/ld.exe: error: lto-wrapper failed
collect2.exe: error: ld returned 1 exit status
exit status 1
[Error] Exit with code=1
Regards,
Ray L.