author | duke |
Wed, 05 Jul 2017 23:01:50 +0200 (2017-07-05) | |
changeset 44228 | e46434c65a2b |
parent 30716 | 1bbdff43424d |
permissions | -rw-r--r-- |
3895 | 1 |
/* |
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* @test /nodynamiccopyright/ |
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* @bug 6860973 |
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* @summary Project Coin: underscores in literals |
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* |
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* @compile/fail/ref=BadUnderscoreLiterals.7.out -XDrawDiagnostics BadUnderscoreLiterals.java |
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8b390fd27190
6900037: javac should warn if earlier -source is used and bootclasspath not set
jjg
parents:
3895
diff
changeset
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* @compile/fail/ref=BadUnderscoreLiterals.6.out -XDrawDiagnostics -source 6 -Xlint:-options BadUnderscoreLiterals.java |
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*/ |
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public class BadUnderscoreLiterals { |
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int valid = 1_1; // valid literal; illegal in -source 6 |
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// test zero |
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int z1 = _0; // valid (but undefined) variable |
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int z2 = 0_; // trailing underscore |
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// test simple (decimal) integers |
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int i1 = _1_2_3; // valid (but undefined) variable |
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int i2 = 1_2_3_; // trailing underscore |
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// test binary integers |
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int b1 = 0b_0; // leading underscore after radix |
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int b2 = 0b0_; // trailing underscore |
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// test hexadecimal integers |
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int x1 = 0x_0; // leading underscore after radix |
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int x2 = 0x0_; // trailing underscore |
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// test floating point numbers |
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float f1 = 0_.1; // trailing underscore before decimal point |
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float f2 = 0._1; // leading underscore after decimal point |
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float f3 = 0.1_; // trailing underscore |
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float f4 = 0.1_e0; // trailing underscore before exponent |
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float f5 = 0e_1; // leading underscore in exponent |
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float f6 = 0e1_; // trailing underscore in exponent |
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// hexadecimal floating point |
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float xf1 = 0x_0.1p0; // leading underscore after radix |
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float xf2 = 0x0_.1p0; // trailing underscore before decimal point |
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float xf3 = 0x0._1p0; // leading underscore after decimal point |
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float xf4 = 0x0.1_p0; // trailing underscore before exponent |
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float xf5 = 0x0p_1; // leading underscore after exponent |
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float xf6 = 0x0p1_; // trailing underscore |
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} |
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