ichikitakahiro % cd ~/src/firefly/hg/CbC/CbC_examples/
ichikitakahiro % ls
Makefile                   test2.exe
arg.c                      test_cs.c
arg.exe                    test_cs.exe
c-next.c                   test_csp1.c
c-next.exe                 test_csp1.exe
c-next1.c                  test_func2code.c
code_segment_pointer_check test_func2code.exe
conv1.c                    test_para.c
conv1.exe                  test_para.exe
fact-a.c                   test_para2.c
fact-a.exe                 test_para2.exe
fact-e.c                   test_para3.c
goto.c                     test_para3.exe
goto.exe                   test_para4.c
loto6.c                    test_para4.exe
loto6.exe                  test_tree.c
quicksort                  test_tree.exe
regexp                     tmp1.c
stack1.c                   tmp1.exe
stack1.exe                 tmp2.c
test02.c                   tmp2.exe
test02.exe                 tmp4.c
test05.c                   tmp4.exe
test05.exe                 tmpa.c
test1.c                    tmpa.exe
test1.exe                  too-long-argument.c
test2.c                    too-long-argument.exe
ichikitakahiro % make
for exe in arg.exe conv1.exe fact-a.exe goto.exe loto6.exe stack1.exe test02.exe test05.exe test1.exe test2.exe test_cs.exe test_csp1.exe  test_func2code.exe test_para2.exe test_para3.exe test_para4.exe test_para.exe test_tree.exe tmp1.exe tmp2.exe tmp4.exe tmpa.exe too-long-argument.exe c-next.exe ; do \
		 ./${exe} ; \
	 done
#0017:arg1: 0 1 2 3 4 : 1 1
#0024:arg1: 1 2 3 4 0 : 1 1
#0035:args: 1 2 3 4 0 : 1 0
#0089:321=0
#0045:args3: 11 22 33 44 55 : 1 2 3 4
#0047:args3: args0 11 22 33 44 55 : args1 66 77 88 99 10 : 1 2 3 4
#0057:args4: 11 22 33 44 55 : 2 3 4 1
#0064:args5: 11 22 33 44 55 : 3 4 1 2
#0071:args6: 11 22 33 44 55 : 3 4 1 2
#0045:args3: 11 22 33 44 55 : 3 4 1 2
#0047:args3: args0 11 22 33 44 55 : args1 11 22 33 44 55 : 3 4 1 2
#0165:720
#0032:10! = 3628800
#0023:a2 1 a3
#0030:a3 2 a4
#0037:a4 3 a5
#0044:a5 4 a6
#0051:a6 5 a7
#0058:a7 6 a8
#0065:a8 7 a9
#0072:a9 8 xx
31-32-33-13-4-35
#0108:sp: 0 1
#0070:f0 1 sp: 0
#0072:f0 2 sp: ffffffe0
#0078:f0 3 sp: ffffffe0
#0042:f 0 sp: ffffffe0
#0046:f 1 sp: ffffffe0
#0048:f 2 sp: ffffffc8
#0114:13 1
test code
	test_goto: a = 20
		test_code: return 10
main: ret = 0
in f01: 12
in f02: 13, 13.200000
in f01: 14
in cs01: 14
in end: 
#0115:sp: 0 1
#0075:f0 1 sp: 0
#0077:f0 2 sp: ffffffe0
#0083:f0 3 sp: ffffffe0
#0047:f 0 sp: ffffffe0
#0051:f 1 sp: ffffffe0
#0053:f 2 sp: ffffffc8
#0121:13 1
#0040:main bit: 1
#0041:main message: hogehoge
#0026:initSender bit: 1
#0027:initSender message: hogehoge
#0028:sender_bit: 0
#0017:bit: 1
#0018:message: hogehoge
main start
  10,   20,   30,   40
  50,   60,   70,   80
  90,  100,  110
cs_exit was called!
function:
a=10.010000, b=20.020000, c=30
csp = 5f71cc7.
cs_cs0  : a=30, b=60, c=40, d=70.
cs_exit : a=7500.
in continuation: go code segment cs0
in cs0: x = 20, y = 400.
in cs0: will exit with code 8000.
cs_goto : a=10, b=20, c=30, d=40.
cs_cs0  : a=20, b=30, c=40, d=10.
cs_exit : a=3400.
function  :
	struct abc:
	a=10, b=20.020000, c=0, d=0xad
	struct def:
	d=30, f=0xbf
	struct abc:
	a=50, b=60.060000, c=1, d=0xed
cs_goto :
c=100
	struct abc:
	a=10, b=20.020000, c=0, d=0xad
	struct def:
	d=30, f=0xbf
	struct abc:
	a=50, b=60.060000, c=1, d=0xed
cs0     :
c=100
	struct abc:
	a=10, b=20.020000, c=0, d=0xad
	struct def:
	d=30, f=0xbf
	struct abc:
	a=50, b=60.060000, c=1, d=0xed
cs_exit : a=1001.
function: a=10, b=20, c=30, d=40, e=50, f=60, g=70, h=80, i=90, j=100
function: a=110, b=120, c=130, d=140, e=150, f=160, g=170, h=180, i=190, j=200
cs_goto : a=10, b=20, c=30, d=40, e=50, f=60, g=70, h=80, i=90, j=100
cs_goto : a=110, b=120, c=130, d=140, e=150, f=160, g=170, h=180, i=190, j=200
cs0     : a=20, b=30, c=40, d=50, e=60, f=10, g=10, h=10, i=10, j=10
cs0     : a=10, b=10, c=10, d=10, e=10, f=10, g=10, h=10, i=10, j=10
cs_exit : a=700. b=14003
it is in main.
cs0 was called: a=11, b=22.200000, c=33, d=44.
cs_exit was called: a=1610.
t = 220.000000
test_goto
__code cs1 was called.
a = 2, b = 10.200000, c = 3, d = 4
#0087:main continue.
#0089:main end.
#0021:2: ./tmp2.exe
#0032:3: ./tmp2.exe
#0041:4: ./tmp2.exe
#0012:1: ./tmp2.exe 1234
#0025:2: tmp4.exe
#0037:3: i=123 j=456 k=789 av[0]=tmp4.exe p=tmp4.exe
#0047:4: tmp4.exe
#0057:5: tmp4.exe
#0058:5: i=123 j=456 k=789
#0012:1: tmp4.exe 1234
#0014:charno:5   x,y:50.000000,30.000000   hp:100
#0045:0 0
#0026:15
#0092:main4
#0017:tcode2: f1=0,f2=1,f3=2,f4=3,f5=4,f6=5,f7=6,f8=7,f9=8,fa=9,fb=10,fc=11,fd=12,fe=13,ff=14
#0094:main2
#0028:tcode1: f1=0,f2=1,f3=2,f4=3,f5=4,f6=5,f7=6,f8=7,f9=8,fa=9,fb=10,fc=11,fd=12,fe=13,ff=14
#0096:main0
#0017:tcode2: f1=0,f2=1,f3=2,f4=3,f5=4,f6=5,f7=6,f8=7,f9=8,fa=9,fb=10,fc=11,fd=12,fe=13,ff=14
#0098:main1
#0028:tcode1: f1=0,f2=1,f3=2,f4=3,f5=4,f6=5,f7=6,f8=7,f9=8,fa=9,fb=10,fc=11,fd=12,fe=13,ff=14
ichikitakahiro % ls  
Makefile                   test2.exe
arg.c                      test_cs.c
arg.exe                    test_cs.exe
c-next.c                   test_csp1.c
c-next.exe                 test_csp1.exe
c-next1.c                  test_func2code.c
code_segment_pointer_check test_func2code.exe
conv1.c                    test_para.c
conv1.exe                  test_para.exe
fact-a.c                   test_para2.c
fact-a.exe                 test_para2.exe
fact-e.c                   test_para3.c
goto.c                     test_para3.exe
goto.exe                   test_para4.c
loto6.c                    test_para4.exe
loto6.exe                  test_tree.c
quicksort                  test_tree.exe
regexp                     tmp1.c
stack1.c                   tmp1.exe
stack1.exe                 tmp2.c
test02.c                   tmp2.exe
test02.exe                 tmp4.c
test05.c                   tmp4.exe
test05.exe                 tmpa.c
test1.c                    tmpa.exe
test1.exe                  too-long-argument.c
test2.c                    too-long-argument.exe
ichikitakahiro % pwd
/Users/ichikitakahiro/src/firefly/hg/CbC/CbC_examples
ichikitakahiro % cd ..
ichikitakahiro % ls
CbC_examples CbC_gcc
ichikitakahiro % cd ..
ichikitakahiro % ls
CbC   Gears
ichikitakahiro % cd ~/workspace 
ichikitakahiro % ls
cr   test
ichikitakahiro % cd cr/test_space 
ichikitakahiro % ls
a.out  test.c tsts
ichikitakahiro % vim test.c 
ichikitakahiro % vim ~/.vimrc
ichikitakahiro % vim test.c  
ichikitakahiro % vim ~/.zshrc
ichikitakahiro % $GCC_COMPILER
gcc: fatal error: no input files
compilation terminated.
ichikitakahiro % vim ~/.zshrc 
ichikitakahiro % vim ~/.zshrc
ichikitakahiro % . !$
. ~/.zshrc
ichikitakahiro % $CBC_COMPILER -Wall test.c 
ichikitakahiro % ls
a.out  test.c tsts
ichikitakahiro % ./a.out 
Hello
i = 10
ichikitakahiro % $CBC_COMPILER -Wall -S test.c 
ichikitakahiro % ls                            
a.out  test.c test.s tsts
ichikitakahiro % less test.s
ichikitakahiro % $CBC_COMPILER -Wall -O0 -g test.c 
ichikitakahiro % ls -ltr
total 80
-rwxr-xr-x  1 ichikitakahiro  staff  12556  2 13 12:48 tsts
-rw-r--r--  1 ichikitakahiro  staff    156  2 28 10:52 test.c
-rw-r--r--  1 ichikitakahiro  staff   2293  2 28 10:57 test.s
-rwxr-xr-x  1 ichikitakahiro  staff  13044  2 28 11:05 a.out
drwxr-xr-x  3 ichikitakahiro  staff     96  2 28 11:05 a.out.dSYM
ichikitakahiro % lldb a.out 
(lldb) target create "a.out"
Current executable set to 'a.out' (x86_64).
(lldb) b main
Breakpoint 1: where = a.out`main + 4 at test.c:14:8, address = 0x0000000100000ee4
(lldb) process la 
Process 68542 launched: '/Users/ichikitakahiro/workspace/cr/test_space/a.out' (x86_64)
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.1
    frame #0: 0x0000000100000ee4 a.out`main at test.c:14:8
   11  	}
   12  	
   13  	int main(){
-> 14  	  goto CG1();
   15  	}
Target 0: (a.out) stopped.
(lldb) dissas
error: 'dissas' is not a valid command.
(lldb) info reg
error: 'info' is not a valid command.
(lldb) register read
General Purpose Registers:
       rax = 0x0000000100000ee0  a.out`main at test.c:13:11
       rbx = 0x0000000000000000
       rcx = 0x00007ffeefbff630
       rdx = 0x00007ffeefbff520
       rdi = 0x0000000000000001
       rsi = 0x00007ffeefbff510
       rbp = 0x00007ffeefbff4f0
       rsp = 0x00007ffeefbff4f0
        r8 = 0x0000000000000000
        r9 = 0x0000000000000000
       r10 = 0x0000000000000000
       r11 = 0x0000000000000000
       r12 = 0x0000000000000000
       r13 = 0x0000000000000000
       r14 = 0x0000000000000000
       r15 = 0x0000000000000000
       rip = 0x0000000100000ee4  a.out`main + 4 at test.c:14:8
    rflags = 0x0000000000000246
        cs = 0x000000000000002b
        fs = 0x0000000000000000
        gs = 0x0000000000000000

(lldb) x/20i $rip
->  0x100000ee4: 48 81 ec 00 04 00 00  subq   $0x400, %rsp              ; imm = 0x400 
    0x100000eeb: b8 00 00 00 00        movl   $0x0, %eax
    0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13: 41 53                 pushq  %r11
    0x100000f15: ff 25 e5 00 00 00     jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
    0x100000f1b: 90                    nop    
    0x100000f1c: 68 00 00 00 00        pushq  $0x0
    0x100000f21: e9 e6 ff ff ff        jmp    0x100000f0c
    0x100000f26: 68 0e 00 00 00        pushq  $0xe
    0x100000f2b: e9 dc ff ff ff        jmp    0x100000f0c
    0x100000f30: 69 20 3d 20 25 64     imull  $0x6425203d, (%rax), %esp ; imm = 0x6425203D 
    0x100000f36: 0a 00                 orb    (%rax), %al
(lldb) step i
error: invalid thread index 'i'.
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000eeb a.out`main at test.c:14:8
   11  	}
   12  	
   13  	int main(){
-> 14  	  goto CG1();
   15  	}
Target 0: (a.out) stopped.
(lldb) x/20i $rip
->  0x100000eeb: b8 00 00 00 00        movl   $0x0, %eax
    0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13: 41 53                 pushq  %r11
    0x100000f15: ff 25 e5 00 00 00     jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
    0x100000f1b: 90                    nop    
    0x100000f1c: 68 00 00 00 00        pushq  $0x0
    0x100000f21: e9 e6 ff ff ff        jmp    0x100000f0c
    0x100000f26: 68 0e 00 00 00        pushq  $0xe
    0x100000f2b: e9 dc ff ff ff        jmp    0x100000f0c
    0x100000f30: 69 20 3d 20 25 64     imull  $0x6425203d, (%rax), %esp ; imm = 0x6425203D 
    0x100000f36: 0a 00                 orb    (%rax), %al
    0x100000f38: 48 65                 gs     
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000ef0 a.out`main at test.c:14:8
   11  	}
   12  	
   13  	int main(){
-> 14  	  goto CG1();
   15  	}
Target 0: (a.out) stopped.
(lldb) x/20i $rip
->  0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13: 41 53                 pushq  %r11
    0x100000f15: ff 25 e5 00 00 00     jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
    0x100000f1b: 90                    nop    
    0x100000f1c: 68 00 00 00 00        pushq  $0x0
    0x100000f21: e9 e6 ff ff ff        jmp    0x100000f0c
    0x100000f26: 68 0e 00 00 00        pushq  $0xe
    0x100000f2b: e9 dc ff ff ff        jmp    0x100000f0c
    0x100000f30: 69 20 3d 20 25 64     imull  $0x6425203d, (%rax), %esp ; imm = 0x6425203D 
    0x100000f36: 0a 00                 orb    (%rax), %al
    0x100000f38: 48 65                 gs     
    0x100000f3a: 6c                    insb   %dx, %es:(%rdi)
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
  * frame #0: 0x0000000100000ef0 a.out`main at test.c:14:8
    frame #1: 0x00007fff6f633cc9 libdyld.dylib`start + 1
(lldb) register read
General Purpose Registers:
       rax = 0x0000000000000000
       rbx = 0x0000000000000000
       rcx = 0x00007ffeefbff630
       rdx = 0x00007ffeefbff520
       rdi = 0x0000000000000001
       rsi = 0x00007ffeefbff510
       rbp = 0x00007ffeefbff4f0
       rsp = 0x00007ffeefbff0f0
        r8 = 0x0000000000000000
        r9 = 0x0000000000000000
       r10 = 0x0000000000000000
       r11 = 0x0000000000000000
       r12 = 0x0000000000000000
       r13 = 0x0000000000000000
       r14 = 0x0000000000000000
       r15 = 0x0000000000000000
       rip = 0x0000000100000ef0  a.out`main + 16 at test.c:14:8
    rflags = 0x0000000000000206
        cs = 0x000000000000002b
        fs = 0x0000000000000000
        gs = 0x0000000000000000

(lldb) stepi 
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000ec5 a.out`CG1 at test.c:8:13
   5   	  printf("i = %d\n", i);
   6   	}
   7   	
-> 8   	__code CG1(){
   9   	  printf("Hello\n");
   10  	  goto CG2();
   11  	}
Target 0: (a.out) stopped.
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
  * frame #0: 0x0000000100000ec5 a.out`CG1 at test.c:8:13
    frame #1: 0x0000000100000ef5 a.out`main at test.c:14:8
    frame #2: 0x00007fff6f633cc9 libdyld.dylib`start + 1
(lldb) register read
General Purpose Registers:
       rax = 0x0000000000000000
       rbx = 0x0000000000000000
       rcx = 0x00007ffeefbff630
       rdx = 0x00007ffeefbff520
       rdi = 0x0000000000000001
       rsi = 0x00007ffeefbff510
       rbp = 0x00007ffeefbff4f0
       rsp = 0x00007ffeefbff0e8
        r8 = 0x0000000000000000
        r9 = 0x0000000000000000
       r10 = 0x0000000000000000
       r11 = 0x0000000000000000
       r12 = 0x0000000000000000
       r13 = 0x0000000000000000
       r14 = 0x0000000000000000
       r15 = 0x0000000000000000
       rip = 0x0000000100000ec5  a.out`CG1 at test.c:8:13
    rflags = 0x0000000000000206
        cs = 0x000000000000002b
        fs = 0x0000000000000000
        gs = 0x0000000000000000

(lldb) x/20i $rip
->  0x100000ec5: 55                    pushq  %rbp
    0x100000ec6: 48 89 e5              movq   %rsp, %rbp
    0x100000ec9: 48 8d 3d 68 00 00 00  leaq   0x68(%rip), %rdi          ; "Hello"
    0x100000ed0: e8 31 00 00 00        callq  0x100000f06               ; symbol stub for: puts
    0x100000ed5: b8 00 00 00 00        movl   $0x0, %eax
    0x100000eda: 5d                    popq   %rbp
    0x100000edb: e9 bd ff ff ff        jmp    0x100000e9d               ; CG2 at test.c:3:13
    0x100000ee0: 55                    pushq  %rbp
    0x100000ee1: 48 89 e5              movq   %rsp, %rbp
    0x100000ee4: 48 81 ec 00 04 00 00  subq   $0x400, %rsp              ; imm = 0x400 
    0x100000eeb: b8 00 00 00 00        movl   $0x0, %eax
    0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000ec6 a.out`CG1 at test.c:8:13
   5   	  printf("i = %d\n", i);
   6   	}
   7   	
-> 8   	__code CG1(){
   9   	  printf("Hello\n");
   10  	  goto CG2();
   11  	}
Target 0: (a.out) stopped.
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000ec9 a.out`CG1 at test.c:9:3
   6   	}
   7   	
   8   	__code CG1(){
-> 9   	  printf("Hello\n");
   10  	  goto CG2();
   11  	}
   12  	
Target 0: (a.out) stopped.
(lldb) 
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000ed0 a.out`CG1 at test.c:9:3
   6   	}
   7   	
   8   	__code CG1(){
-> 9   	  printf("Hello\n");
   10  	  goto CG2();
   11  	}
   12  	
Target 0: (a.out) stopped.
(lldb) x/20i $rip
->  0x100000ed0: e8 31 00 00 00        callq  0x100000f06               ; symbol stub for: puts
    0x100000ed5: b8 00 00 00 00        movl   $0x0, %eax
    0x100000eda: 5d                    popq   %rbp
    0x100000edb: e9 bd ff ff ff        jmp    0x100000e9d               ; CG2 at test.c:3:13
    0x100000ee0: 55                    pushq  %rbp
    0x100000ee1: 48 89 e5              movq   %rsp, %rbp
    0x100000ee4: 48 81 ec 00 04 00 00  subq   $0x400, %rsp              ; imm = 0x400 
    0x100000eeb: b8 00 00 00 00        movl   $0x0, %eax
    0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13: 41 53                 pushq  %r11
    0x100000f15: ff 25 e5 00 00 00     jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
    0x100000f1b: 90                    nop    
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000f06 a.out`puts
a.out`puts:
->  0x100000f06 <+0>: jmpq   *0x10fc(%rip)             ; (void *)0x0000000100000f26
    0x100000f0c:      leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13:      pushq  %r11
    0x100000f15:      jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
Target 0: (a.out) stopped.
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
  * frame #0: 0x0000000100000f06 a.out`puts
    frame #1: 0x0000000100000ed5 a.out`CG1 at test.c:9:3
    frame #2: 0x0000000100000ef5 a.out`main at test.c:14:8
    frame #3: 0x00007fff6f633cc9 libdyld.dylib`start + 1
(lldb) fin
Hello
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step out

    frame #0: 0x0000000100000ed5 a.out`CG1 at test.c:10:8
   7   	
   8   	__code CG1(){
   9   	  printf("Hello\n");
-> 10  	  goto CG2();
   11  	}
   12  	
   13  	int main(){
Target 0: (a.out) stopped.
(lldb) x/20i $rip
->  0x100000ed5: b8 00 00 00 00        movl   $0x0, %eax
    0x100000eda: 5d                    popq   %rbp
    0x100000edb: e9 bd ff ff ff        jmp    0x100000e9d               ; CG2 at test.c:3:13
    0x100000ee0: 55                    pushq  %rbp
    0x100000ee1: 48 89 e5              movq   %rsp, %rbp
    0x100000ee4: 48 81 ec 00 04 00 00  subq   $0x400, %rsp              ; imm = 0x400 
    0x100000eeb: b8 00 00 00 00        movl   $0x0, %eax
    0x100000ef0: e8 d0 ff ff ff        callq  0x100000ec5               ; CG1 at test.c:8:13
    0x100000ef5: 48 81 c4 00 04 00 00  addq   $0x400, %rsp              ; imm = 0x400 
    0x100000efc: 90                    nop    
    0x100000efd: 90                    nop    
    0x100000efe: c9                    leave  
    0x100000eff: c3                    retq   
    0x100000f00: ff 25 fa 10 00 00     jmpq   *0x10fa(%rip)             ; (void *)0x0000000100000f1c
    0x100000f06: ff 25 fc 10 00 00     jmpq   *0x10fc(%rip)             ; (void *)0x00007fff6f6c2630: puts
    0x100000f0c: 4c 8d 1d fd 10 00 00  leaq   0x10fd(%rip), %r11        ; _dyld_private
    0x100000f13: 41 53                 pushq  %r11
    0x100000f15: ff 25 e5 00 00 00     jmpq   *0xe5(%rip)               ; (void *)0x00007fff6f632578: dyld_stub_binder
    0x100000f1b: 90                    nop    
    0x100000f1c: 68 00 00 00 00        pushq  $0x0
(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000eda a.out`CG1 at test.c:11:1
   8   	__code CG1(){
   9   	  printf("Hello\n");
   10  	  goto CG2();
-> 11  	}
   12  	
   13  	int main(){
   14  	  goto CG1();
Target 0: (a.out) stopped.
(lldb) 
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000edb a.out`CG1 at test.c:10:8
   7   	
   8   	__code CG1(){
   9   	  printf("Hello\n");
-> 10  	  goto CG2();
   11  	}
   12  	
   13  	int main(){
Target 0: (a.out) stopped.
(lldb) register read
General Purpose Registers:
       rax = 0x0000000000000000
       rbx = 0x0000000000000000
       rcx = 0x00000001000cee6c  dyld`_main_thread + 172
       rdx = 0x0000000000000000
       rdi = 0x00007fff95d4ebd8  __sFX + 216
       rsi = 0x00000000000120a8
       rbp = 0x00007ffeefbff4f0
       rsp = 0x00007ffeefbff0e8
        r8 = 0x00000000000130a8
        r9 = 0x0000000000000000
       r10 = 0x00007fff95d4ebf8  __sFX + 248
       r11 = 0x00007fff95d4ebf0  __sFX + 240
       r12 = 0x0000000000000000
       r13 = 0x0000000000000000
       r14 = 0x0000000000000000
       r15 = 0x0000000000000000
       rip = 0x0000000100000edb  a.out`CG1 + 22 at test.c:10:8
    rflags = 0x0000000000000206
        cs = 0x000000000000002b
        fs = 0x0000000000000000
        gs = 0x0000000000000000

(lldb) stepi
Process 68542 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
    frame #0: 0x0000000100000e9d a.out`CG2 at test.c:3:13
   1   	#include <stdio.h>
   2   	
-> 3   	__code CG2(){
   4   	  int i = 10;
   5   	  printf("i = %d\n", i);
   6   	}
   7   	
Target 0: (a.out) stopped.
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = instruction step into
  * frame #0: 0x0000000100000e9d a.out`CG2 at test.c:3:13
    frame #1: 0x0000000100000ef5 a.out`main at test.c:14:8
    frame #2: 0x00007fff6f633cc9 libdyld.dylib`start + 1
(lldb) register read
General Purpose Registers:
       rax = 0x0000000000000000
       rbx = 0x0000000000000000
       rcx = 0x00000001000cee6c  dyld`_main_thread + 172
       rdx = 0x0000000000000000
       rdi = 0x00007fff95d4ebd8  __sFX + 216
       rsi = 0x00000000000120a8
       rbp = 0x00007ffeefbff4f0
       rsp = 0x00007ffeefbff0e8
        r8 = 0x00000000000130a8
        r9 = 0x0000000000000000
       r10 = 0x00007fff95d4ebf8  __sFX + 248
       r11 = 0x00007fff95d4ebf0  __sFX + 240
       r12 = 0x0000000000000000
       r13 = 0x0000000000000000
       r14 = 0x0000000000000000
       r15 = 0x0000000000000000
       rip = 0x0000000100000e9d  a.out`CG2 at test.c:3:13
    rflags = 0x0000000000000206
        cs = 0x000000000000002b
        fs = 0x0000000000000000
        gs = 0x0000000000000000

(lldb) exit
Quitting LLDB will kill one or more processes. Do you really want to proceed: [Y/n] Y
ichikitakahiro % ls                                
a.out      a.out.dSYM test.c     test.s     tsts
ichikitakahiro % cp test2.c
usage: cp [-R [-H | -L | -P]] [-fi | -n] [-apvXc] source_file target_file
       cp [-R [-H | -L | -P]] [-fi | -n] [-apvXc] source_file ... target_directory
ichikitakahiro % cp test.c test2.c
ichikitakahiro % vim !$
vim test2.c
ichikitakahiro % $CBC_COMPILER -Wall test2.c       
test2.c: In function 'CG1':
test2.c:9:3: internal compiler error: tree check: expected function_type, have function_decl in convert_arguments, at c/c-typeck.c:3662
    9 |   goto CG2();
      |   ^~~~
libbacktrace could not find executable to open
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
ichikitakahiro % vim test2.c                 
ichikitakahiro % $CBC_COMPILER -Wall test2.c 
ichikitakahiro % ./a.out                     
Hello
i = 20
ichikitakahiro % vim test2.c                 
ichikitakahiro % $CBC_COMPILER -Wall test2.c 
test2.c: In function 'CG2':
test2.c:5:27: error: expected ';' before '}' token
    5 |   printf("str = %s\n",str)
      |                           ^
      |                           ;
    6 | }
      | ~                          
test2.c: In function 'CG1':
test2.c:10:16: error: 'Hello' undeclared (first use in this function); did you mean 'ftello'?
   10 |   goto CG2(20, Hello);
      |                ^~~~~
      |                ftello
test2.c:10:16: note: each undeclared identifier is reported only once for each function it appears in
test2.c:10:22: error: expected code segment jump or '*' before ';' token
   10 |   goto CG2(20, Hello);
      |                      ^
ichikitakahiro % vim test2.c                 
ichikitakahiro % $CBC_COMPILER -Wall test2.c 
ichikitakahiro % ./a.out                     
Hello
i = 20
str = Hello
ichikitakahiro % $CBC_COMPILER -Wall -s test2.c 
ld: warning: option -s is obsolete and being ignored
ichikitakahiro % $CBC_COMPILER -Wall -S test2.c 
ichikitakahiro % less test2.s                   
ichikitakahiro % !v          
vim test2.c
ichikitakahiro % $CBC_COMPILER -Wall test2.c   
ichikitakahiro % ./a.out                        
Hello
i = 20
str = 20
ichikitakahiro % vim test2.c                 
ichikitakahiro % vim test2.c
ichikitakahiro % $CBC_COMPILER -Wall -O0 -g test2.c 
ichikitakahiro % lldb a.out
(lldb) target create "a.out"
Current executable set to 'a.out' (x86_64).
(lldb) b CG1
Breakpoint 1: where = a.out`CG1 + 8 at test2.c:9:3, address = 0x0000000100000eb3
(lldb) process ra
invalid command 'process ra'.
(lldb) process la
Process 70508 launched: '/Users/ichikitakahiro/workspace/cr/test_space/a.out' (x86_64)
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.1
    frame #0: 0x0000000100000eb3 a.out`CG1 at test2.c:9:3
   6   	}
   7   	
   8   	__code CG1(){
-> 9   	  printf("Hello\n");
   10  	  int i = 10;
   11  	  goto CG2(20, &i);
   12  	}
Target 0: (a.out) stopped.
(lldb) n
Hello
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000ebf a.out`CG1 at test2.c:10:7
   7   	
   8   	__code CG1(){
   9   	  printf("Hello\n");
-> 10  	  int i = 10;
   11  	  goto CG2(20, &i);
   12  	}
   13  	
Target 0: (a.out) stopped.
(lldb) 
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000ec6 a.out`CG1 at test2.c:11:8
   8   	__code CG1(){
   9   	  printf("Hello\n");
   10  	  int i = 10;
-> 11  	  goto CG2(20, &i);
   12  	}
   13  	
   14  	int main(){
Target 0: (a.out) stopped.
(lldb) p i
(int) $0 = 10
(lldb) p &i
(int *) $1 = 0x00007ffeefbff0dc
(lldb) p (int*) 0x00007ffeefbff0dc
(int *) $2 = 0x00007ffeefbff0dc
(lldb) p *(int*) 0x00007ffeefbff0dc
(int) $3 = 10
(lldb) s 
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000ed2 a.out`CG1 at test2.c:12:1
   9   	  printf("Hello\n");
   10  	  int i = 10;
   11  	  goto CG2(20, &i);
-> 12  	}
   13  	
   14  	int main(){
   15  	  goto CG1();
Target 0: (a.out) stopped.
(lldb) 
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000ed3 a.out`CG1 at test2.c:11:8
   8   	__code CG1(){
   9   	  printf("Hello\n");
   10  	  int i = 10;
-> 11  	  goto CG2(20, &i);
   12  	}
   13  	
   14  	int main(){
Target 0: (a.out) stopped.
(lldb) 
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000e6a a.out`CG2(i=10, str=0x0000000000000000) at test2.c:3:27
   1   	#include <stdio.h>
   2   	
-> 3   	__code CG2(int i,int* str){
   4   	  printf("i = %d\n", i);
   5   	  printf("str = %d\n",*str);
   6   	}
   7   	
Target 0: (a.out) stopped.
(lldb) n
Process 70508 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000e79 a.out`CG2(i=20, str=0x00007ffeefbff0dc) at test2.c:4:3
   1   	#include <stdio.h>
   2   	
   3   	__code CG2(int i,int* str){
-> 4   	  printf("i = %d\n", i);
   5   	  printf("str = %d\n",*str);
   6   	}
   7   	
Target 0: (a.out) stopped.
(lldb) p &i
(int *) $4 = 0x00007ffeefbff0dc
(lldb) exit
Quitting LLDB will kill one or more processes. Do you really want to proceed: [Y/n] Y
ichikitakahiro % vim test2.c                        
ichikitakahiro % $CBC_COMPILER -Wall test2.c    
ichikitakahiro % $CBC_COMPILER -Wall -O0 -g test2.c 
ichikitakahiro % ./a.out 
Hello
i = 20
str = 10
ichikitakahiro % vim test2.c                 
ichikitakahiro % lldb a.out
(lldb) target create "a.out"
Current executable set to 'a.out' (x86_64).
(lldb) b CG1
Breakpoint 1: where = a.out`CG1 + 8 at test2.c:11:3, address = 0x0000000100000e90
(lldb) process ra
invalid command 'process ra'.
(lldb) process la
Process 71421 launched: '/Users/ichikitakahiro/workspace/cr/test_space/a.out' (x86_64)
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.1
    frame #0: 0x0000000100000e90 a.out`CG1 at test2.c:11:3
   8   	}
   9   	
   10  	__code CG1(){
-> 11  	  printf("Hello\n");
   12  	//  int i = 10;
   13  	  int* i = malloc(sizeof(int));
   14  	  *i = 10;
Target 0: (a.out) stopped.
(lldb) n
Hello
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000e9c a.out`CG1 at test2.c:13:12
   10  	__code CG1(){
   11  	  printf("Hello\n");
   12  	//  int i = 10;
-> 13  	  int* i = malloc(sizeof(int));
   14  	  *i = 10;
   15  	  goto CG2(20, i);
   16  	}
Target 0: (a.out) stopped.
(lldb) n
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000eaa a.out`CG1 at test2.c:14:6
   11  	  printf("Hello\n");
   12  	//  int i = 10;
   13  	  int* i = malloc(sizeof(int));
-> 14  	  *i = 10;
   15  	  goto CG2(20, i);
   16  	}
   17  	
Target 0: (a.out) stopped.
(lldb) p i
(int *) $0 = 0x0000000100404080
(lldb) p *i
(int) $1 = 0
(lldb) n
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000eb4 a.out`CG1 at test2.c:15:8
   12  	//  int i = 10;
   13  	  int* i = malloc(sizeof(int));
   14  	  *i = 10;
-> 15  	  goto CG2(20, i);
   16  	}
   17  	
   18  	int main(){
Target 0: (a.out) stopped.
(lldb) p *i
(int) $2 = 10
(lldb) p i
(int *) $3 = 0x0000000100404080
(lldb) s
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000ec0 a.out`CG1 at test2.c:16:1
   13  	  int* i = malloc(sizeof(int));
   14  	  *i = 10;
   15  	  goto CG2(20, i);
-> 16  	}
   17  	
   18  	int main(){
   19  	  goto CG1();
Target 0: (a.out) stopped.
(lldb) s
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000ec1 a.out`CG1 at test2.c:15:8
   12  	//  int i = 10;
   13  	  int* i = malloc(sizeof(int));
   14  	  *i = 10;
-> 15  	  goto CG2(20, i);
   16  	}
   17  	
   18  	int main(){
Target 0: (a.out) stopped.
(lldb) s
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step in
    frame #0: 0x0000000100000e47 a.out`CG2(i=1, str=0x0000000000000000) at test2.c:5:27
   2   	#include <stdlib.h>
   3   	
   4   	
-> 5   	__code CG2(int i,int* str){
   6   	  printf("i = %d\n", i);
   7   	  printf("str = %d\n",*str);
   8   	}
Target 0: (a.out) stopped.
(lldb) n
Process 71421 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = step over
    frame #0: 0x0000000100000e56 a.out`CG2(i=20, str=0x0000000100404080) at test2.c:6:3
   3   	
   4   	
   5   	__code CG2(int i,int* str){
-> 6   	  printf("i = %d\n", i);
   7   	  printf("str = %d\n",*str);
   8   	}
   9   	
Target 0: (a.out) stopped.
(lldb) p i
(int) $4 = 20
(lldb) p &i
(int *) $5 = 0x00007ffeefbff0dc
(lldb) p str
(int *) $6 = 0x0000000100404080
(lldb) p &str
(int **) $7 = 0x00007ffeefbff0d0
(lldb) p *str
(int) $8 = 10
(lldb) exit
Quitting LLDB will kill one or more processes. Do you really want to proceed: [Y/n] Y
ichikitakahiro % pwd
/Users/ichikitakahiro/workspace/cr/test_space
ichikitakahiro % ls
a.out      a.out.dSYM test.c     test.s     test2.c    test2.s    tsts
ichikitakahiro % cp test.c test3.c
ichikitakahiro % cat test2.c | pbcopy 
ichikitakahiro % ls 
a.out      test.c     test2.c    test3.c
a.out.dSYM test.s     test2.s    tsts
ichikitakahiro % history
 9211  ./a.out
 9212  vim test2.c
 9213  vim test2.c
 9214  $CBC_COMPILER -Wall -O0 -g test2.c 
 9215  lldb a.out
 9216  vim test2.c
 9217  $CBC_COMPILER -Wall test2.c 
 9218  $CBC_COMPILER -Wall -O0 -g test2.c 
 9219  ./a.out
 9220  vim test2.c
 9221  lldb a.out
 9222  pwd
 9223  ls
 9224  cp test.c test3.c
 9225  cat test2.c | pbcopy
 9226  ls