YYSTACK_USE_ALLOCA to 1 if __GNUC__ or alloca are defined;
otherwise, we're not testing alloca. Unfortunately there's no
simple way to consult HAVE_ALLOCA here.
(This made it into 2.0.)
* configure.ac (AC_INIT): Bump version to 1.875f.
* src/parse-gram.c, src/parse-gram.h: Regenerate with 2.0.
+ * tests/torture.at (Exploding the Stack Size with Alloca): Set
+ YYSTACK_USE_ALLOCA to 1 if __GNUC__ or alloca are defined;
+ otherwise, we're not testing alloca. Unfortunately there's no
+ simple way to consult HAVE_ALLOCA here.
+
* data/lalr1.cc (yydestruct_): Pacify unused variable warning
for yymsg, too.