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glr2.cc: style: clarify control flow

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* data/skeletons/glr2.cc (yypreference): Be more functional-style.
This commit is contained in:
Akim Demaille
2021-09-12 12:35:21 +02:00
parent 9babd05a90
commit 28152fc10a
1 changed files with 7 additions and 6 deletions
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13
data/skeletons/glr2.cc
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@@ -3202,8 +3202,8 @@ namespace ]b4_namespace_ref[
static int
yypreference (const semantic_option& y0, const semantic_option& y1)
{
rule_num r0 = y0.yyrule, r1 = y1.yyrule;
int p0 = yydprec[r0], p1 = yydprec[r1];
const rule_num r0 = y0.yyrule, r1 = y1.yyrule;
const int p0 = yydprec[r0], p1 = yydprec[r1];
if (p0 == p1)
{
@@ -3212,13 +3212,14 @@ namespace ]b4_namespace_ref[
else
return 1;
}
if (p0 == 0 || p1 == 0)
else if (p0 == 0 || p1 == 0)
return 0;
if (p0 < p1)
else if (p0 < p1)
return 3;
if (p1 < p0)
else if (p1 < p0)
return 2;
return 0;
else
return 0;
}
]b4_parse_param_vars[