void () { doTest("_1 _b ._ 0_ 0_8 0x_f 0b_1 0B2 0x1.0_p-1 1.0e_1022 0._1", """ IDENTIFIER ('_1') WHITE_SPACE (' ') IDENTIFIER ('_b') WHITE_SPACE (' ') DOT ('.') IDENTIFIER ('_') WHITE_SPACE (' ') INTEGER_LITERAL ('0_') WHITE_SPACE (' ') INTEGER_LITERAL ('0_8') WHITE_SPACE (' ') INTEGER_LITERAL ('0x_f') WHITE_SPACE (' ') INTEGER_LITERAL ('0b_1') WHITE_SPACE (' ') INTEGER_LITERAL ('0B2') WHITE_SPACE (' ') DOUBLE_LITERAL ('0x1.0_p-1') WHITE_SPACE (' ') DOUBLE_LITERAL ('1.0e_1022') WHITE_SPACE (' ') DOUBLE_LITERAL ('0._1')"""); }