From: Wayne Davison <wayne@opencoder.net>
Date: Fri, 29 May 2020 21:38:19 +0000 (-0700)
Subject: Silence some g++ warnings.
X-Git-Tag: v3.2.0pre1~76
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13f249a826c655f2a2dd08cc8b3b65eab90e0de3;p=thirdparty%2Frsync.git

Silence some g++ warnings.
---

diff --git a/simd-checksum-x86_64.cpp b/simd-checksum-x86_64.cpp
index cfbc8adf..66f72650 100644
--- a/simd-checksum-x86_64.cpp
+++ b/simd-checksum-x86_64.cpp
@@ -111,12 +111,13 @@ __attribute__ ((target("ssse3"))) static inline __m128i sse_maddubs_epi16(__m128
     return _mm_maddubs_epi16(a, b);
 }
 
-__attribute__ ((target("default"))) static inline __m128i sse_interleave_odd_epi16(__m128i a, __m128i b) { }
-__attribute__ ((target("default"))) static inline __m128i sse_interleave_even_epi16(__m128i a, __m128i b) { }
-__attribute__ ((target("default"))) static inline __m128i sse_mulu_odd_epi8(__m128i a, __m128i b) { }
-__attribute__ ((target("default"))) static inline __m128i sse_mulu_even_epi8(__m128i a, __m128i b) { }
-__attribute__ ((target("default"))) static inline __m128i sse_hadds_epi16(__m128i a, __m128i b) { }
-__attribute__ ((target("default"))) static inline __m128i sse_maddubs_epi16(__m128i a, __m128i b) { }
+/* These don't actually get called, but we need to define them. */
+__attribute__ ((target("default"))) static inline __m128i sse_interleave_odd_epi16(__m128i a, __m128i b) { return a; }
+__attribute__ ((target("default"))) static inline __m128i sse_interleave_even_epi16(__m128i a, __m128i b) { return a; }
+__attribute__ ((target("default"))) static inline __m128i sse_mulu_odd_epi8(__m128i a, __m128i b) { return a; }
+__attribute__ ((target("default"))) static inline __m128i sse_mulu_even_epi8(__m128i a, __m128i b) { return a; }
+__attribute__ ((target("default"))) static inline __m128i sse_hadds_epi16(__m128i a, __m128i b) { return a; }
+__attribute__ ((target("default"))) static inline __m128i sse_maddubs_epi16(__m128i a, __m128i b) { return a; }
 
 /*
   Original loop per 4 bytes: