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57 lines
2.3 KiB
D
57 lines
2.3 KiB
D
/*
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REQUIRED_ARGS: -preview=systemVariables
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TEST_OUTPUT:
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---
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fail_compilation/systemvariables.d(39): Error: access `@system` variable `gInt` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(29): `gInt` is declared here
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fail_compilation/systemvariables.d(40): Error: access `@system` variable `gInt` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(29): `gInt` is declared here
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fail_compilation/systemvariables.d(41): Error: access `@system` variable `gArr` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(31): `gArr` is declared here
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fail_compilation/systemvariables.d(42): Error: access `@system` variable `gArr` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(31): `gArr` is declared here
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fail_compilation/systemvariables.d(43): Error: access `@system` variable `gInt` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(29): `gInt` is declared here
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fail_compilation/systemvariables.d(46): Error: access `@system` variable `lSys` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(45): `lSys` is declared here
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fail_compilation/systemvariables.d(47): Error: access `@system` variable `lSys` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(45): `lSys` is declared here
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fail_compilation/systemvariables.d(48): Error: access `@system` variable `lSys` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(45): `lSys` is declared here
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fail_compilation/systemvariables.d(50): Error: access `@system` variable `eInt` is not allowed in a `@safe` function
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fail_compilation/systemvariables.d(30): `eInt` is declared here
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---
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*/
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// http://dlang.org/dips/1035
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@system int gInt;
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@system enum int eInt = 3;
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@system { int[] gArr; }
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alias aliasToSys = gInt;
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void increment(ref int x) @safe { x++; }
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void incrementP(int* x) @safe { (*x)++; }
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void basic() @safe
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{
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gInt = 0; // error
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gInt++; // error
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gArr ~= 30; // error
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const c = gArr[0]; // error
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aliasToSys++; // error
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@system int lSys = 0;
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lSys = 0; // error
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increment(lSys); // error
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incrementP(&lSys); // error
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int a = eInt; // error
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int b = typeof(eInt).max; // allowed
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void f() @trusted
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{
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lSys = 0; // allowed
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}
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}
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