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handle 'asp -x' correctly, instead of giving up

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This commit is contained in:
eck 1990-11-06 13:22:15 +00:00
parent f0fe57f807
commit e6fd25052a
1 changed files with 7 additions and 5 deletions
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12
util/opt/tes.c
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@ -80,6 +80,7 @@ line_p lnp;
register int arg, argdef;
line_p x = PREV(lnp);
line_p y = (x == (line_p) 0 ? (line_p) 0 : PREV(x));
int neg = 0;
if (instr == op_lab) {
do_inst_label(lnp);
@ -94,11 +95,7 @@ line_p lnp;
if (*s != '0') {
while (*s != '\0') {
if (*s++ == '-') { /* ignores asp -4 */
stacktop = 0;
s++;
continue;
}
neg = (*s++ == '-');
if (TYPE(lnp) == OPSHORT) {
arg = SHORT(lnp);
@ -148,6 +145,11 @@ line_p lnp;
assert(FALSE);
}
}
/*
* When the last argument was negative, the element size
* must be negated. This is to catch 'asp -4'.
*/
if (neg) stacktop = -stacktop;
}
if (stacktop < 0) stacktop = 0;