Probleme d'analyse syntaxique

[gguichard]

La commande "1>" provoque un segfault au niveau de l'analyse syntaxique (token_analyzer.c).

Voici la trace fsanitize depuis master :

AddressSanitizer:DEADLYSIGNAL

==82974==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x000108496abe bp 0x7ffee77732f0 sp 0x7ffee7773140 T0)
==82974==The signal is caused by a READ memory access.
==82974==Hint: address points to the zero page.
#0 0x108496abd in token_analyser token_analyzer.c:60
#1 0x1084b900c in read_complete_command cmdline.c:98
#2 0x1084b872b in read_cmdline cmdline.c:114
#3 0x10848fd9c in main main.c:50
#4 0x7fff7d4573d4 in start (libdyld.dylib:x86_64+0x163d4)

==82974==Register values:
rax = 0x0000000000000000 rbx = 0x00007ffee7773180 rcx = 0x0000100000000000 rdx = 0x00007ffee7773160
rdi = 0x0000100000000000 rsi = 0x00001fffdceee62c rbp = 0x00007ffee77732f0 rsp = 0x00007ffee7773140
r8 = 0x0000200000000000 r9 = 0x00000fffffffffff r10 = 0x0000000000000000 r11 = 0xffffffffffffffff
r12 = 0x0000000000000000 r13 = 0x0000000000000000 r14 = 0x00001fffdceee664 r15 = 0x0000000000000004
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV token_analyzer.c:60 in token_analyser
==82974==ABORTING
Abort trap: 6

[tcollard]

Fix erreur sur un get_tk(list->next) quand il est nul, j'essayais d'envoyer le token qu'il contenait dans syntax_error().
J'envois directement l'element maintenant et je verifie si il est null ou non.