(gdb) b found_match
Breakpoint 1 at 0x4017f0: file cps-re.c, line 240.
(gdb) r
Starting program: /home/blackbot7/Sync/Map/CPS-RE/CPS-RE/bin/test 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/nix/store/87848rvrg5c7jmplpi0iapvbxyj9kfid-glibc-2.39-52/lib/libthread_db.so.1".

Breakpoint 1, found_match (regex=0x0, input=0x403023 "", cont=0x0) at cps-re.c:240
240	 match_input = input, longjmp(*match_jmp, 1);
(gdb) bt
#0  found_match (regex=0x0, input=0x403023 "", cont=0x0) at cps-re.c:240
#1  0x0000000000401d14 in match_factor (regex=regex@entry=0x403033 "c", input=input@entry=0x403022 "c", cont=cont@entry=0x7fffffffbaa0) at cps-re.c:199
#2  0x0000000000401fbb in match_term (regex=0x403033 "c", input=0x403022 "c", cont=0x7fffffffc340) at cps-re.c:217
#3  0x0000000000401b98 in rep_greedy (regex=<optimized out>, input=0x403022 "c", cont=0x7fffffffbf80) at cps-re.c:64
#4  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x403021 "bc", cont=0x7fffffffbf80) at cps-re.c:62
#5  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x403020 "bbc", cont=0x7fffffffbf80) at cps-re.c:62
#6  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x40301f "bbbc", cont=0x7fffffffbf80) at cps-re.c:62
#7  0x0000000000401e58 in match_factor (regex=regex@entry=0x403031 "b+c", input=input@entry=0x40301e "bbbbc", cont=cont@entry=0x7fffffffbf80) at cps-re.c:183
#8  0x0000000000401fbb in match_term (regex=0x403031 "b+c", input=0x40301e "bbbbc", cont=0x7fffffffc340) at cps-re.c:217
#9  0x0000000000401d14 in match_factor (regex=regex@entry=0x403030 "ab+c", input=input@entry=0x40301d "abbbbc", cont=cont@entry=0x7fffffffc2e0) at cps-re.c:199
#10 0x0000000000401fbb in match_term (regex=0x403030 "ab+c", input=0x40301d "abbbbc", cont=0x7fffffffc340) at cps-re.c:217
#11 0x00000000004021a7 in cpsre_matches (regex=regex@entry=0x40302c "zzz|ab+c", input=input@entry=0x40301d "abbbbc") at cps-re.c:250
#12 0x000000000040172c in test (regex=0x40302c "zzz|ab+c", input=0x40301d "abbbbc", exp=0x40301d "abbbbc") at test.c:6
#13 0x00000000004010a7 in main () at test.c:26
(gdb) c
Continuing.

Breakpoint 1, found_match (regex=0x0, input=0x40301f "bbbc", cont=0x0) at cps-re.c:240
240	 match_input = input, longjmp(*match_jmp, 1);
(gdb) bt
#0  found_match (regex=0x0, input=0x40301f "bbbc", cont=0x0) at cps-re.c:240
#1  0x0000000000401d14 in match_factor (regex=regex@entry=0x40303a "b|cd", input=input@entry=0x40301e "bbbbc", cont=cont@entry=0x7fffffffbef0) at cps-re.c:199
#2  0x0000000000401fbb in match_term (regex=0x40303a "b|cd", input=0x40301e "bbbbc", cont=0x7fffffffc340) at cps-re.c:217
#3  0x0000000000401b98 in rep_greedy (regex=<optimized out>, input=0x40301e "bbbbc", cont=0x7fffffffc2b0) at cps-re.c:64
#4  0x0000000000401e58 in match_factor (regex=regex@entry=0x403038 "a+b|cd", input=input@entry=0x40301d "abbbbc", cont=cont@entry=0x7fffffffc2b0) at cps-re.c:183
#5  0x0000000000401fbb in match_term (regex=0x403038 "a+b|cd", input=0x40301d "abbbbc", cont=0x7fffffffc340) at cps-re.c:217
#6  0x0000000000402090 in match_regex (regex=<optimized out>, input=0x40301d "abbbbc", cont=0x7fffffffc340) at cps-re.c:234
#7  0x00000000004021a7 in cpsre_matches (regex=regex@entry=0x403038 "a+b|cd", input=input@entry=0x40301d "abbbbc") at cps-re.c:250
#8  0x000000000040172c in test (regex=0x403038 "a+b|cd", input=0x40301d "abbbbc", exp=0x403035 "ab") at test.c:6
#9  0x00000000004010bb in main () at test.c:27
(gdb) c
Continuing.

Breakpoint 1, found_match (regex=0x0, input=0x403022 "c", cont=0x0) at cps-re.c:240
240	 match_input = input, longjmp(*match_jmp, 1);
(gdb) bt
#0  found_match (regex=0x0, input=0x403022 "c", cont=0x0) at cps-re.c:240
#1  0x0000000000401b98 in rep_greedy (regex=<optimized out>, input=0x403022 "c", cont=0x7fffffffbf50) at cps-re.c:64
#2  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x403021 "bc", cont=0x7fffffffbf50) at cps-re.c:62
#3  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x403020 "bbc", cont=0x7fffffffbf50) at cps-re.c:62
#4  0x0000000000401b8b in rep_greedy (regex=<optimized out>, input=0x40301f "bbbc", cont=0x7fffffffbf50) at cps-re.c:62
#5  0x0000000000401e58 in match_factor (regex=regex@entry=0x403046 "b+|cd", input=input@entry=0x40301e "bbbbc", cont=cont@entry=0x7fffffffbf50) at cps-re.c:183
#6  0x0000000000401fbb in match_term (regex=0x403046 "b+|cd", input=0x40301e "bbbbc", cont=0x7fffffffc340) at cps-re.c:217
#7  0x0000000000401d14 in match_factor (regex=regex@entry=0x403045 "ab+|cd", input=input@entry=0x40301d "abbbbc", cont=cont@entry=0x7fffffffc2b0) at cps-re.c:199
#8  0x0000000000401fbb in match_term (regex=0x403045 "ab+|cd", input=0x40301d "abbbbc", cont=0x7fffffffc340) at cps-re.c:217
#9  0x0000000000402090 in match_regex (regex=<optimized out>, input=0x40301d "abbbbc", cont=0x7fffffffc340) at cps-re.c:234
#10 0x00000000004021a7 in cpsre_matches (regex=regex@entry=0x403045 "ab+|cd", input=input@entry=0x40301d "abbbbc") at cps-re.c:250
#11 0x000000000040172c in test (regex=0x403045 "ab+|cd", input=0x40301d "abbbbc", exp=0x40303f "abbbb") at test.c:6
#12 0x00000000004010cf in main () at test.c:28
(gdb)