diff --git a/third_party/pffft/src/pffft.h b/third_party/pffft/src/pffft.h | |
index 2bfa7b3ebcfb..bb6f78d4b795 100644 | |
--- a/third_party/pffft/src/pffft.h | |
+++ b/third_party/pffft/src/pffft.h | |
@@ -83,6 +83,11 @@ | |
extern "C" { | |
#endif | |
+#ifndef PFFFT_SIMD_DISABLE | |
+ // Detects compiler bugs with respect to simd instruction. | |
+ void validate_pffft_simd(); | |
+#endif | |
+ | |
/* opaque struct holding internal stuff (precomputed twiddle factors) | |
this struct can be shared by many threads as it contains only | |
read-only data. |