Replace #if with if constexpr()

This allows to test the actual type, not something unrelated

Change-Id: I82d0714f6355fc5ae7bd3205af3472a43f1f1051
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/105998
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

1 files changed, 6 insertions, 5 deletions

diff --git a/store/source/storcach.cxx b/store/source/storcach.cxx
index c3db00d21f84..cefd963813a6 100644
--- a/store/source/storcach.cxx
+++ b/store/source/storcach.cxx
@@ -136,13 +136,14 @@ static int highbit(std::size_t n)
 
     if (n == 0)
         return 0;
-#if SAL_TYPES_SIZEOFLONG == 8
-    if (n & 0xffffffff00000000ul)
+    if constexpr (sizeof(n) == 8)
     {
-        k |= 32;
-        n >>= 32;
+        if (n & 0xffffffff00000000)
+        {
+            k |= 32;
+            n >>= 32;
+        }
     }
-#endif
     if (n & 0xffff0000)
     {
         k |= 16;