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-rw-r--r--gfx/qcms/Cargo.toml3
-rw-r--r--gfx/qcms/build.rs7
-rw-r--r--gfx/qcms/src/lib.rs6
3 files changed, 14 insertions, 2 deletions
diff --git a/gfx/qcms/Cargo.toml b/gfx/qcms/Cargo.toml
index e976054a7b..f50d6623a1 100644
--- a/gfx/qcms/Cargo.toml
+++ b/gfx/qcms/Cargo.toml
@@ -20,3 +20,6 @@ cmyk = []
[dependencies]
libc = {version = "0.2", optional = true }
+
+[build-dependencies]
+version_check = "0.9"
diff --git a/gfx/qcms/build.rs b/gfx/qcms/build.rs
new file mode 100644
index 0000000000..6810a8828e
--- /dev/null
+++ b/gfx/qcms/build.rs
@@ -0,0 +1,7 @@
+extern crate version_check as rustc;
+
+fn main() {
+ if rustc::is_min_version("1.78.0").unwrap_or(false) {
+ println!("cargo:rustc-cfg=stdsimd_split");
+ }
+}
diff --git a/gfx/qcms/src/lib.rs b/gfx/qcms/src/lib.rs
index c311964ee3..fc496816a8 100644
--- a/gfx/qcms/src/lib.rs
+++ b/gfx/qcms/src/lib.rs
@@ -7,9 +7,11 @@
#![allow(non_upper_case_globals)]
// These are needed for the neon SIMD code and can be removed once the MSRV supports the
// instrinsics we use
-#![cfg_attr(feature = "neon", feature(stdsimd))]
+#![cfg_attr(all(stdsimd_split, target_arch = "arm", feature = "neon"), feature(stdarch_arm_neon_intrinsics))]
+#![cfg_attr(all(stdsimd_split, target_arch = "arm", feature = "neon"), feature(stdarch_arm_feature_detection))]
+#![cfg_attr(all(not(stdsimd_split), target_arch = "arm", feature = "neon"), feature(stdsimd))]
#![cfg_attr(
- feature = "neon",
+ all(target_arch = "arm", feature = "neon"),
feature(arm_target_feature, raw_ref_op)
)]