/*
* @test /nodynamiccopyright/
* @bug 6860973
* @summary Project Coin: underscores in literals
*
* @compile/fail BadUnderscoreLiterals.java
* @compile/fail/ref=BadUnderscoreLiterals.7.out -XDrawDiagnostics BadUnderscoreLiterals.java
*
* @compile/fail -source 6 BadUnderscoreLiterals.java
* @compile/fail/ref=BadUnderscoreLiterals.6.out -XDrawDiagnostics -source 6 -Xlint:-options BadUnderscoreLiterals.java
*/
public class BadUnderscoreLiterals {
int valid = 1_1; // valid literal; illegal in -source 6
// test zero
int z1 = _0; // valid (but undefined) variable
int z2 = 0_; // trailing underscore
// test simple (decimal) integers
int i1 = _1_2_3; // valid (but undefined) variable
int i2 = 1_2_3_; // trailing underscore
// test binary integers
int b1 = 0b_0; // leading underscore after radix
int b2 = 0b0_; // trailing underscore
// test hexadecimal integers
int x1 = 0x_0; // leading underscore after radix
int x2 = 0x0_; // trailing underscore
// test floating point numbers
float f1 = 0_.1; // trailing underscore before decimal point
float f2 = 0._1; // leading underscore after decimal point
float f3 = 0.1_; // trailing underscore
float f4 = 0.1_e0; // trailing underscore before exponent
float f5 = 0e_1; // leading underscore in exponent
float f6 = 0e1_; // trailing underscore in exponent
// hexadecimal floating point
float xf1 = 0x_0.1p0; // leading underscore after radix
float xf2 = 0x0_.1p0; // trailing underscore before decimal point
float xf3 = 0x0._1p0; // leading underscore after decimal point
float xf4 = 0x0.1_p0; // trailing underscore before exponent
float xf5 = 0x0p_1; // leading underscore after exponent
float xf6 = 0x0p1_; // trailing underscore
}