debug gamma function

ci-test.sh

@@ -1,6 +1,9 @@
 #!/bin/bash
 set -euo pipefail
 
+rustc gamma.rs && ./gamma
+exit 1
+
 DEFAULTFLAGS="-Zrandomize-layout -Zmiri-strict-provenance"
 
 # make sure we keep using the current toolchain even in subdirs that have a toolchain file

gamma.rs

@@ -0,0 +1,5 @@
+#![feature(float_gamma)]
+
+fn main() {
+  dbg!(std::hint::black_box(-0.5f32).gamma());
+}