On Tue, 2023-02-14 at 12:37 +0100, Sagar Acharya via Gcc-help wrote: > g++: fatal error: Killed signal terminated program cc1plus > compilation terminated > make[2]: *** [Makefile:1143: gimple-match.o] Error 1 It looks like your system is out of memory then the kernel selects a process heavily using the memory and kill it. gimple-match.o is automatically generated, so it can be very large and compiling it will consume a large amount of memory. Try to add more RAM into your system, or build with a smaller -j value. The last resort is to add more swap space, but swapping can slow down the building process significantly. -- Xi Ruoyao <xry111@xxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University