make pgen.c C89 compliant again (GH-7870)

9ee9efa9 · Benjamin Peterson · GitHub · 482fac74 · 9ee9efa9
Commit 9ee9efa9 authored Jun 22, 2018 by Benjamin Peterson Committed by GitHub Jun 22, 2018
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Parser/pgen.c Parser/pgen.c +2 -1

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--- a/Parser/pgen.c
+++ b/Parser/pgen.c
@@ -120,7 +120,8 @@ newnfagrammar(void)
 static void
 freenfagrammar(nfagrammar *gr)
 {
-    for (int i = 0; i < gr->gr_nnfas; i++) {
+    int i;
+    for (i = 0; i < gr->gr_nnfas; i++) {
        PyObject_FREE(gr->gr_nfa[i]->nf_state);
    }
    PyObject_FREE(gr->gr_nfa);