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Add a test for block expressions of generic types. XFAILed
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src/test/run-pass/expr-block-generic.rs
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56
src/test/run-pass/expr-block-generic.rs
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// xfail-boot
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// xfail-stage0
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// -*- rust -*-
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// Tests for standalone blocks as expressions with dynamic type sizes
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type compare[T] = fn(&T t1, &T t2) -> bool;
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fn test_generic[T](&T expected, &compare[T] eq) {
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let T actual = { expected };
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check (eq(expected, actual));
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}
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fn test_bool() {
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fn compare_bool(&bool b1, &bool b2) -> bool {
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ret b1 == b2;
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}
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auto eq = bind compare_bool(_, _);
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test_generic[bool](true, eq);
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}
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fn test_tup() {
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type t = tup(int, int);
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fn compare_tup(&t t1, &t t2) -> bool {
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ret t1 == t2;
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}
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auto eq = bind compare_tup(_, _);
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test_generic[t](tup(1, 2), eq);
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}
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fn test_vec() {
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fn compare_vec(&vec[int] v1, &vec[int] v2) -> bool {
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ret v1 == v2;
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}
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auto eq = bind compare_vec(_, _);
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test_generic[vec[int]](vec(1, 2), eq);
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}
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fn test_box() {
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fn compare_box(&@bool b1, &@bool b2) -> bool {
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ret *b1 == *b2;
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}
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auto eq = bind compare_box(_, _);
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test_generic[@bool](@true, eq);
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}
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fn main() {
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test_bool();
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test_tup();
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// FIXME: These two don't pass yet
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test_vec();
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test_box();
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}
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