in ASin() and Gamma() there is used SetZeroNan() to suppress a warning about an uninitialized variable (for gcc)

git-svn-id: svn://ttmath.org/publicrep/ttmath/trunk@1229 e52654a7-88a9-db11-a3e9-0013d4bc506e

tests2/Makefile

@@ -1,6 +1,11 @@
-#CC     = g++
+#CC     = g++6
+#CFLAGS = -Wall -pedantic -O3 -s -I.. -Wl,-rpath=/usr/local/lib/gcc6
+#CFLAGS = -Wall -pedantic -O3 -DTTMATH_NOASM -s -I.. -Wl,-rpath=/usr/local/lib/gcc6
+
 CC     = clang++
-CFLAGS = -Wall -pedantic -O2 -I..
+CFLAGS = -Wall -pedantic -O3 -s -I..
+#CFLAGS = -Wall -pedantic -O3 -DTTMATH_NOASM -s -I..
+
 
 
 .SUFFIXES: .cpp .o

ttmath/ttmath.h

@@ -873,7 +873,8 @@ namespace ttmath
 			if( err )
 				*err = err_improper_argument;
 
-			return result; // NaN is set by default
+			result.SetZeroNan();
+			return result;
 		}
 
 		if( x.IsSign() )
@@ -2710,7 +2711,7 @@ namespace ttmath
 		if( n.IsZero() )
 		{
 			err_tmp = err_improper_argument;
-			result.SetNan();
+			result.SetZeroNan();
 		}
 		else
 		{