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parsing code for defer and more

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* disable goto and label support see #44
 * refactor the way block contexts work
This commit is contained in:
Andrew Kelley
2016-02-05 23:20:34 -07:00
parent 4339d55562
commit 6a2ede5a6e
11 changed files with 347 additions and 329 deletions
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35
test/run_tests.cpp
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@@ -259,25 +259,6 @@ pub fn main(args: [][]u8) -> %void {
}
)SOURCE", "pass\n");
add_simple_case("goto", R"SOURCE(
import "std.zig";
fn loop(a : i32) {
if (a == 0) {
goto done;
}
%%stdout.printf("loop\n");
loop(a - 1);
done:
return;
}
pub fn main(args: [][]u8) -> %void {
loop(3);
}
)SOURCE", "loop\nloop\nloop\n");
add_simple_case("local variables", R"SOURCE(
import "std.zig";
@@ -1613,16 +1594,6 @@ fn a() {
".tmp_source.zig:3:5: error: use of undeclared identifier 'b'",
".tmp_source.zig:4:5: error: use of undeclared identifier 'c'");
add_compile_fail_case("goto cause unreachable code", R"SOURCE(
fn a() {
goto done;
b();
done:
return;
}
fn b() {}
)SOURCE", 1, ".tmp_source.zig:4:5: error: unreachable code");
add_compile_fail_case("parameter redeclaration", R"SOURCE(
fn f(a : i32, a : i32) {
}
@@ -1670,12 +1641,6 @@ fn f() {
fn f(a : unreachable) {}
)SOURCE", 1, ".tmp_source.zig:2:10: error: parameter of type 'unreachable' not allowed");
add_compile_fail_case("unused label", R"SOURCE(
fn f() {
a_label:
}
)SOURCE", 1, ".tmp_source.zig:3:1: error: label 'a_label' defined but not used");
add_compile_fail_case("bad assignment target", R"SOURCE(
fn f() {
3 = 3;