Only use the fmt complex formatter for fmt v9 and up

DavidAce · May 31, 2023 · a105183 · a105183
1 parent 3faaf65
commit a105183
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/h5pp/details/h5ppFormatComplex.h b/include/h5pp/details/h5ppFormatComplex.h
@@ -2,8 +2,8 @@
 
 #include "h5ppFormat.h"
 
-#if defined(H5PP_USE_FMT) && defined(FMT_FORMAT_H_) && !defined(H5PP_NO_COMPLEX_FMT)
-    #if !defined(FMT_USE_COMPLEX)
+#if defined(H5PP_USE_FMT) && defined(FMT_FORMAT_H_) && defined(FMT_VERSION) && !defined(H5PP_NO_COMPLEX_FMT)
+    #if !defined(FMT_USE_COMPLEX) && FMT_VERSION > 90000
         #define FMT_USE_COMPLEX 1
         #include <complex>
         #include <type_traits>