From 7473cdf184301d9985665e53081ca219d2d2eeba Mon Sep 17 00:00:00 2001
From: Dominique Fuchs <32204802+DominiqueFuchs@users.noreply.github.com>
Date: Mon, 9 Sep 2019 13:46:46 +0200
Subject: [PATCH] Removed disabling of msvc warning to prevent generating a
 unknown option for other compilers in turn. Now detect specifically GCC in
 ifdef

Signed-off-by: Dominique Fuchs <32204802+DominiqueFuchs@users.noreply.github.com>
---
 src/common/c_jhash.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/common/c_jhash.h b/src/common/c_jhash.h
index 44043361a..97decf998 100644
--- a/src/common/c_jhash.h
+++ b/src/common/c_jhash.h
@@ -207,10 +207,10 @@ static inline uint64_t c_jhash64(const uint8_t *k, uint64_t length, uint64_t int
   /* handle the last 23 bytes */
   c += length;
   switch(len) {
-#pragma warning(push)
-#pragma warning(disable:4068)
+// pragma only for GCC (and clang continues to pretend to be it by defining __GNUC__)
+#if defined(__GNUC__) && !defined(__clang__)
 #pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
-#pragma warning(pop)
+#endif
     case 23: c+=((uint64_t)k[22]<<56);
     case 22: c+=((uint64_t)k[21]<<48);
     case 21: c+=((uint64_t)k[20]<<40);
-- 
2.30.2