Hello world does not compile

Tested inside fedora 43 container, ubuntu 26.04 container and on regular fedora 42 installation, same error Took example directly from README.md GCC is present and can compile code just fine: ``` root:/claudes-c-compiler# cat > hello.c << 'EOF' #include <stdio.h> int main(void) { printf("Hello from CCC!\n"); return 0; } EOF root:/claudes-c-compiler# ./target/release/ccc -o hello hello.c /usr/include/stdio.h:34:10: error: stddef.h: No such file or directory /usr/include/stdio.h:37:10: error: stdarg.h: No such file or directory ccc: error: 2 preprocessor error(s) in hello.c root:/claudes-c-compiler# gcc -o hello hello.c root:/claudes-c-compiler# ./hello Hello from CCC! root@1b5343a2f014:/claudes-c-compiler#```

Posted by AvoidMe on Feb 5, 2026, 8:30 PM

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• github (Software)

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