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Filter: Don't alloc varargs array if its length would be zero

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Maria Matejka 2019-08-14 11:49:20 +02:00
parent e4d74d8748
commit f31be45de1
1 changed files with 1 additions and 1 deletions
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filter/decl.m4
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@ -143,7 +143,7 @@ FID_IFCONST([[
} }
FID_IFCONST([[ FID_IFCONST([[
const struct f_inst **items = NULL; const struct f_inst **items = NULL;
if (constargs) { if (constargs && whati->varcount) {
items = alloca(whati->varcount * sizeof(struct f_inst *)); items = alloca(whati->varcount * sizeof(struct f_inst *));
const struct f_inst *child = fvar; const struct f_inst *child = fvar;
for (uint i=0; child; i++) for (uint i=0; child; i++)