fix definition of complex imaginary unit

diff --git a/include/complex.h b/include/complex.h
index a47853a..8ee7057 100644 (file)
--- a/include/complex.h
+++ b/include/complex.h
@@ -6,7 +6,7 @@ extern "C" {
 #endif
 
 #define complex _Complex
-#define _Complex_I 1fi
+#define _Complex_I 1.0fi
 #define I _Complex_I
 
 double complex cacos(double complex);