AT_COMPILE([input.o], [-c input.c])
-# Periods and dashes are genuine letters, they can start identifiers.
-# Digits cannot.
+# Periods are genuine letters, they can start identifiers.
+# Digits and dashes cannot.
AT_DATA_GRAMMAR([input.y],
[[%token .GOOD
-GOOD
1NV4L1D
+ -123
%%
-start: .GOOD -GOOD
+start: .GOOD GOOD
]])
AT_BISON_CHECK([-o input.c input.y], [1], [],
-[[input.y:11.10-16: invalid identifier: `1NV4L1D'
+[[input.y:10.10: invalid character: `-'
+input.y:11.10-16: invalid identifier: `1NV4L1D'
+input.y:12.10: invalid character: `-'
]])
AT_CLEANUP
]])
AT_BISON_CHECK([[input.y]], [[1]], [[]],
[[input.y:1.9-29: invalid value for %define variable `lr.default-reductions': `bogus'
-input.y:1.9-29: accepted value: `all'
+input.y:1.9-29: accepted value: `most'
input.y:1.9-29: accepted value: `consistent'
input.y:1.9-29: accepted value: `accepting'
]])