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-rw-r--r--src/common/compat.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/common/compat.h b/src/common/compat.h
index 25293a4ed6..b036419718 100644
--- a/src/common/compat.h
+++ b/src/common/compat.h
@@ -74,6 +74,11 @@
#error "It seems your platform does not represent NULL as zero. We can't cope."
#endif
+#ifndef DOUBLE_0_REP_IS_ZERO_BYTES
+#error "It seems your platform does not represent 0.0 as zeros. We can't cope."
+#endif
+
+
#if 'a'!=97 || 'z'!=122 || 'A'!=65 || ' '!=32
#error "It seems that you encode characters in something other than ASCII."
#endif