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(b4_symbol_actions): Don't assume %union was used.

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This commit is contained in:
Paul Eggert
2004-07-22 14:39:03 +00:00
parent fa7e68c397
commit 60c8294801
1 changed files with 2 additions and 1 deletions
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data/c.m4
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@@ -327,7 +327,8 @@ m4_define([b4_syncline],
# SYMBOL-ACTION, SYMBOL-TYPENAME)
# -------------------------------------------------
m4_define([b4_symbol_actions],
[m4_pushdef([b4_dollar_dollar], [yyvaluep->$6])dnl
[m4_pushdef([b4_dollar_dollar],
[m4_ifval([$6], [(yyvaluep->$6)], [(*yyvaluep)])])dnl
m4_pushdef([b4_at_dollar], [(*yylocationp)])dnl
case $4: /* $3 */
b4_syncline([$2], [$1])