From: Radoslaw Zarzynski <rzarzyns@redhat.com>
Date: Wed, 7 Mar 2018 14:21:09 +0000 (+0100)
Subject: DNM: intensionally BRAKE build when there is no fast CRC32 path available.
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=f884ce35b0011afde0fab8168d936e94f8a2f41a;p=rocksdb.git

DNM: intensionally BRAKE build when there is no fast CRC32 path available.

DO NOT merge! This is solely for testing bug #22534.

Signed-off-by: Radoslaw Zarzynski <rzarzyns@redhat.com>
---

diff --git a/util/crc32c.cc b/util/crc32c.cc
index 2c8cb097..ba4f594b 100644
--- a/util/crc32c.cc
+++ b/util/crc32c.cc
@@ -352,9 +352,11 @@ static inline void Fast_CRC32(uint64_t* l, uint8_t const **p) {
   *l = _mm_crc32_u64(*l, LE_LOAD64(*p));
   *p += 8;
 #else
+# error "Oops, __AVX2__ and _WIN64 are NOT defined. Going Slow_CRC32()!"
   Slow_CRC32(l, p);
 #endif
 #else
+# error "Oops, __SSE4_2__ is NOT defined. Going Slow_CRC32()!"
   Slow_CRC32(l, p);
 #endif
 }