Add a target to print the generated assembler

scm/inc/Makefile

@@ -4,6 +4,9 @@ run-scheme: scheme
scheme: scheme.s driver.c
	gcc -O3 scheme.s driver.c -o $@
asm: scheme.s
	cat scheme.s
scheme.s: compiler.scm
	petite --script compiler.scm > $@