From b5be1ef2d195f3fd2ba97661633f6e558a1ebc7b Mon Sep 17 00:00:00 2001
From: kimwalisch <kim.walisch@gmail.com>
Date: Thu, 4 Apr 2024 17:35:20 +0200
Subject: [PATCH] Fix preprocessor logic

---
 src/PrimeGenerator.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/PrimeGenerator.cpp b/src/PrimeGenerator.cpp
index 38b815ebe..31e05af13 100644
--- a/src/PrimeGenerator.cpp
+++ b/src/PrimeGenerator.cpp
@@ -47,6 +47,9 @@
 #elif defined(MULTIARCH_TARGET_AVX512) && \
     __has_include(<immintrin.h>)
   #include <immintrin.h>
+
+#else // Default portable algorithm
+  #define DEFAULT_CPU_ARCH
 #endif
 
 namespace {
@@ -403,6 +406,9 @@ void PrimeGenerator::fillPrevPrimes(Vector<uint64_t>& primes,
   }
 }
 
+#if defined(DEFAULT_CPU_ARCH) || \
+    defined(MULTIARCH_TARGET_DEFAULT)
+
 /// This method is used by iterator::next_prime().
 /// This method stores only the next few primes (~ 1000) in the
 /// primes vector. Also for iterator::next_prime() there is no
@@ -467,6 +473,8 @@ void PrimeGenerator::fillNextPrimes(Vector<uint64_t>& primes,
   while (*size == 0);
 }
 
+#endif
+
 #if defined(HAS_AVX512) || \
     defined(MULTIARCH_TARGET_AVX512)