scc

Simple C99 Compiler
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commit 14b14db116c59bfeeed0319493db6ccf3bc33d60
parent c1e0104d5d49ab4d4f6545f90fb4c14cb76cd7b8
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Thu, 26 May 2016 16:43:31 +0200

[cc2] Update the number of cases per switch v2

Diffstat:
cc2/parser.c | 15+++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/cc2/parser.c b/cc2/parser.c @@ -32,6 +32,7 @@ union tokenop { struct swtch { int nr; + Node *first; Node *last; }; @@ -354,21 +355,27 @@ waft(Node *np) static void bswitch(char *token, union tokenop u) { - if (swp++ == &swtbl[NR_BLOCK+1]) + struct swtch *cur; + + if (swp == &swtbl[NR_BLOCK+1]) error(EWTACKO); + cur = swp++; + cur->nr = 0; jump(token, u); - swp->nr = 0; - swp->last = push(pop()); + cur->first = cur->last = push(pop()); } static void eswitch(char *token, union tokenop u) { + struct swtch *cur; + if (swp == swtbl) error(EWTACKU); jump(token, u); waft(pop()); - --swp; + cur = swp--; + cur->first->u.i = cur->nr; } static void