# Produce `calc.y'.
m4_define([AT_DATA_CALC_Y],
[_AT_DATA_CALC_Y($[1], $[2], $[3],
- [m4_match([$1], [--yyerror-verbose],
- [[#define YYERROR_VERBOSE 1]])])])
+ [m4_bmatch([$1], [--yyerror-verbose],
+ [[#define YYERROR_VERBOSE]])])])
# warnings, but this place is not the right one for that.
# So let's keep only GCC warnings, which we know are sane.
AT_CHECK([$CC $CFLAGS $CPPFLAGS calc.c -o calc], 0, [], [stderr])
-AT_CHECK([test "$GCC" = yes && cat stderr])
+AT_CHECK([if test "$GCC" = yes; then cat stderr; else true; fi])
# Test the priorities.
_AT_CHECK_CALC([$1],