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-rw-r--r--vendor/rayon/build.rs12
1 files changed, 12 insertions, 0 deletions
diff --git a/vendor/rayon/build.rs b/vendor/rayon/build.rs
new file mode 100644
index 000000000..f38f6ffb4
--- /dev/null
+++ b/vendor/rayon/build.rs
@@ -0,0 +1,12 @@
+fn main() {
+ let ac = autocfg::new();
+ if ac.probe_expression("(0..10).step_by(2).rev()") {
+ autocfg::emit("has_step_by_rev");
+ }
+ if ac.probe_expression("{ fn _foo<const N: usize>() {} }") {
+ autocfg::emit("has_min_const_generics");
+ }
+ if ac.probe_path("std::ops::ControlFlow") {
+ autocfg::emit("has_control_flow");
+ }
+}