diff --git a/ConflictSet.cpp b/ConflictSet.cpp
index 5e6ae8c..16b3000 100644
--- a/ConflictSet.cpp
+++ b/ConflictSet.cpp
@@ -2114,8 +2114,9 @@ scan16(const InternalVersionT *vs, int begin, int end, // GCOVR_EXCL_LINE
 // path of n + [child], where child in (begin, end) is <= readVersion. Does not
 // account for the range version of firstGt(searchpath(n) + [end - 1])
 template <bool kAVX512>
-bool checkMaxBetweenExclusive(Node *n, int begin, int end,
-                              InternalVersionT readVersion, ReadContext *tls) {
+bool checkMaxBetweenExclusiveImpl(Node *n, int begin, int end,
+                                  InternalVersionT readVersion,
+                                  ReadContext *tls) {
   ++tls->range_read_node_scan_accum;
   assume(-1 <= begin);
   assume(begin <= 256);
@@ -2363,6 +2364,22 @@ bool checkMaxBetweenExclusive(Node *n, int begin, int end,
   }
 }
 
+#if defined(HAS_AVX) && !defined(__SANITIZE_THREAD__)
+// This gets covered in local development
+// GCOVR_EXCL_START
+__attribute__((target("avx512f"))) bool
+checkMaxBetweenExclusive(Node *n, int begin, int end,
+                         InternalVersionT readVersion, ReadContext *tls) {
+  return checkMaxBetweenExclusiveImpl<true>(n, begin, end, readVersion, tls);
+}
+// GCOVR_EXCL_STOP
+__attribute__((target("default")))
+#endif
+bool checkMaxBetweenExclusive(Node *n, int begin, int end,
+                         InternalVersionT readVersion, ReadContext *tls) {
+  return checkMaxBetweenExclusiveImpl<false>(n, begin, end, readVersion, tls);
+}
+
 Vector<uint8_t> getSearchPath(Arena &arena, Node *n) {
   assert(n != nullptr);
   auto result = vector<uint8_t>(arena);
@@ -2385,7 +2402,6 @@ Vector<uint8_t> getSearchPath(Arena &arena, Node *n) {
 //
 // Precondition: transitively, no child of n has a search path that's a longer
 // prefix of key than n
-template <bool kAVX512>
 bool checkRangeStartsWith(Node *n, std::span<const uint8_t> key, int begin,
                           int end, InternalVersionT readVersion,
                           ReadContext *tls) {
@@ -2395,7 +2411,7 @@ bool checkRangeStartsWith(Node *n, std::span<const uint8_t> key, int begin,
   auto remaining = key;
   auto *impl = tls->impl;
   if (remaining.size() == 0) {
-    return checkMaxBetweenExclusive<kAVX512>(n, begin, end, readVersion, tls);
+    return checkMaxBetweenExclusive(n, begin, end, readVersion, tls);
   }
 
   auto *child = getChild(n, remaining[0]);
@@ -2454,7 +2470,7 @@ downLeftSpine:
 namespace {
 // Return true if the max version among all keys that start with key[:prefixLen]
 // that are >= key is <= readVersion
-template <bool kAVX512> struct CheckRangeLeftSide {
+struct CheckRangeLeftSide {
   CheckRangeLeftSide(Node *n, std::span<const uint8_t> key, int prefixLen,
                      InternalVersionT readVersion, ReadContext *tls)
       : n(n), remaining(key), prefixLen(prefixLen), readVersion(readVersion),
@@ -2487,8 +2503,7 @@ template <bool kAVX512> struct CheckRangeLeftSide {
     }
 
     if (searchPathLen >= prefixLen) {
-      if (!checkMaxBetweenExclusive<kAVX512>(n, remaining[0], 256, readVersion,
-                                             tls)) {
+      if (!checkMaxBetweenExclusive(n, remaining[0], 256, readVersion, tls)) {
         ok = false;
         return true;
       }
@@ -2570,7 +2585,7 @@ template <bool kAVX512> struct CheckRangeLeftSide {
 
 // Return true if the max version among all keys that start with key[:prefixLen]
 // that are < key is <= readVersion
-template <bool kAVX512> struct CheckRangeRightSide {
+struct CheckRangeRightSide {
   CheckRangeRightSide(Node *n, std::span<const uint8_t> key, int prefixLen,
                       InternalVersionT readVersion, ReadContext *tls)
       : n(n), key(key), remaining(key), prefixLen(prefixLen),
@@ -2613,8 +2628,7 @@ template <bool kAVX512> struct CheckRangeRightSide {
         return true;
       }
 
-      if (!checkMaxBetweenExclusive<kAVX512>(n, -1, remaining[0], readVersion,
-                                             tls)) {
+      if (!checkMaxBetweenExclusive(n, -1, remaining[0], readVersion, tls)) {
         ok = false;
         return true;
       }
@@ -2701,10 +2715,9 @@ template <bool kAVX512> struct CheckRangeRightSide {
 };
 } // namespace
 
-template <bool kAVX512>
-bool checkRangeReadImpl(Node *n, std::span<const uint8_t> begin,
-                        std::span<const uint8_t> end,
-                        InternalVersionT readVersion, ReadContext *tls) {
+bool checkRangeRead(Node *n, std::span<const uint8_t> begin,
+                    std::span<const uint8_t> end, InternalVersionT readVersion,
+                    ReadContext *tls) {
   int lcp = longestCommonPrefix(begin.data(), end.data(),
                                 std::min(begin.size(), end.size()));
   if (lcp == int(begin.size()) && end.size() == begin.size() + 1 &&
@@ -2746,22 +2759,19 @@ bool checkRangeReadImpl(Node *n, std::span<const uint8_t> begin,
   lcp -= consumed;
 
   if (lcp == int(begin.size())) {
-    CheckRangeRightSide<kAVX512> checkRangeRightSide{n, end, lcp, readVersion,
-                                                     tls};
+    CheckRangeRightSide checkRangeRightSide{n, end, lcp, readVersion, tls};
     while (!checkRangeRightSide.step())
       ;
     return checkRangeRightSide.ok;
   }
 
-  if (!checkRangeStartsWith<kAVX512>(n, begin.subspan(0, lcp), begin[lcp],
-                                     end[lcp], readVersion, tls)) {
+  if (!checkRangeStartsWith(n, begin.subspan(0, lcp), begin[lcp], end[lcp],
+                            readVersion, tls)) {
     return false;
   }
 
-  CheckRangeLeftSide<kAVX512> checkRangeLeftSide{n, begin, lcp + 1, readVersion,
-                                                 tls};
-  CheckRangeRightSide<kAVX512> checkRangeRightSide{n, end, lcp + 1, readVersion,
-                                                   tls};
+  CheckRangeLeftSide checkRangeLeftSide{n, begin, lcp + 1, readVersion, tls};
+  CheckRangeRightSide checkRangeRightSide{n, end, lcp + 1, readVersion, tls};
 
   for (;;) {
     bool leftDone = checkRangeLeftSide.step();
@@ -2800,45 +2810,8 @@ template __attribute__((always_inline, target("avx512f"))) bool
 scan16<true>(const InternalVersionT *vs, int begin, int end,
              InternalVersionT readVersion);
 template __attribute__((target("avx512f"))) bool
-checkMaxBetweenExclusive<true>(Node *n, int begin, int end,
-                               InternalVersionT readVersion, ReadContext *);
-template __attribute__((target("avx512f"))) bool
-checkRangeStartsWith<true>(Node *n, std::span<const uint8_t> key, int begin,
-                           int end, InternalVersionT readVersion,
-                           ReadContext *);
-template __attribute__((target("avx512f"))) bool
-CheckRangeLeftSide<true>::step();
-template __attribute__((target("avx512f"))) bool
-CheckRangeRightSide<true>::step();
-template __attribute__((target("avx512f"))) bool
-checkRangeReadImpl<true>(Node *n, std::span<const uint8_t> begin,
-                         std::span<const uint8_t> end,
-                         InternalVersionT readVersion, ReadContext *);
-#endif
-
-#if defined(__SANITIZE_THREAD__) || !defined(__x86_64__)
-bool checkRangeRead(Node *n, std::span<const uint8_t> begin,
-                    std::span<const uint8_t> end, InternalVersionT readVersion,
-                    ReadContext *tls) {
-  return checkRangeReadImpl<false>(n, begin, end, readVersion, tls);
-}
-#else
-// Only one of these is ever exercised. I'm not worried about somehow not
-// calling one of these though.
-// GCOVR_EXCL_START
-__attribute__((target("default"))) bool
-checkRangeRead(Node *n, std::span<const uint8_t> begin,
-               std::span<const uint8_t> end, InternalVersionT readVersion,
-               ReadContext *tls) {
-  return checkRangeReadImpl<false>(n, begin, end, readVersion, tls);
-}
-__attribute__((target("avx512f"))) bool
-checkRangeRead(Node *n, std::span<const uint8_t> begin,
-               std::span<const uint8_t> end, InternalVersionT readVersion,
-               ReadContext *tls) {
-  return checkRangeReadImpl<true>(n, begin, end, readVersion, tls);
-}
-// GCOVR_EXCL_STOP
+checkMaxBetweenExclusiveImpl<true>(Node *n, int begin, int end,
+                                   InternalVersionT readVersion, ReadContext *);
 #endif
 
 // Returns a pointer to the newly inserted node.  Caller must set