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improved volatiles, added warning for possibly nested comments

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This commit is contained in:
eck
1990-04-02 15:57:51 +00:00
parent 2782412b59
commit 84b8c8a6ca
4 changed files with 23 additions and 22 deletions
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12
lang/cem/cemcom.ansi/eval.c
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@@ -70,9 +70,11 @@ EVAL(expr, val, code, true_label, false_label)
int val, code;
label true_label, false_label;
{
register int gencode = (code == TRUE
&& (expr->ex_type->tp_size > 0
|| expr->ex_type->tp_fund == FUNCTION));
int vol = (code != TRUE && recurqual(expr->ex_type, TQ_VOLATILE));
register int gencode = ((code == TRUE
&& (expr->ex_type->tp_size > 0
|| expr->ex_type->tp_fund == FUNCTION))
|| vol);
switch (expr->ex_class) {
case Value: /* just a simple value */
@@ -661,7 +663,9 @@ EVAL(expr, val, code, true_label, false_label)
default:
crash("(EVAL) bad expression class");
}
if (expr->ex_flags & EX_VOLATILE) C_nop();
if (expr->ex_flags & EX_VOLATILE || vol) C_nop();
if (vol) C_asp(expr->ex_type->tp_size);
}
/* compare() serves as an auxiliary function of EVAL */