diff --git a/BuildLinux.sh b/BuildLinux.sh
index b53578ab..fb764438 100755
--- a/BuildLinux.sh
+++ b/BuildLinux.sh
@@ -11,6 +11,4 @@ export LD_LIBRARY_PATH
 
 # run using test data
 cd Test
-../StandAlone/StandAlone -i sample.vert sample.frag
-
-
+../StandAlone/glslangValidator -i sample.vert sample.frag
diff --git a/Test/runtests b/Test/runtests
index 7ec9885a..dae11f8a 100644
--- a/Test/runtests
+++ b/Test/runtests
@@ -7,5 +7,5 @@ while read t; do
     echo Running $t...
 	b=`basename $t`
     ./glslangValidator.exe -i $t > $TARGETDIR/$b.out
-    diff $BASEDIR/$b.out $TARGETDIR/$b.out
+    diff -b $BASEDIR/$b.out $TARGETDIR/$b.out
 done < testlist
diff --git a/glslang/MachineIndependent/Constant.cpp b/glslang/MachineIndependent/Constant.cpp
index 831f7998..fe686254 100644
--- a/glslang/MachineIndependent/Constant.cpp
+++ b/glslang/MachineIndependent/Constant.cpp
@@ -496,7 +496,7 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, const TType& returnType,
 
         case EOpAbs:
             if (unionArray[i].getType() == EbtDouble)
-                newConstArray[i].setDConst(abs(unionArray[i].getDConst()));
+                newConstArray[i].setDConst(fabs(unionArray[i].getDConst()));
             else if (unionArray[i].getType() == EbtInt)
                 newConstArray[i].setIConst(abs(unionArray[i].getIConst()));
             else
diff --git a/glslang/MachineIndependent/Makefile b/glslang/MachineIndependent/Makefile
index 7da43fea..2ed83650 100644
--- a/glslang/MachineIndependent/Makefile
+++ b/glslang/MachineIndependent/Makefile
@@ -24,8 +24,7 @@ default: all
 
 all: $(SHAREDOBJECT)
 
-$(SHAREDOBJECT): gen_glslang_tab.o $(OBJECTS) \
-	$(LIBPREPROCESSOR) $(LIBCODEGEN) $(LIBOSDEPENDENT) $(LIBINITIALISATION)
+$(SHAREDOBJECT): gen_glslang_tab.o $(OBJECTS) $(LIBPREPROCESSOR) $(LIBCODEGEN) $(LIBOSDEPENDENT) $(LIBINITIALISATION)
 	$(CC) -fPIC -shared -o $@ -rdynamic -Wl,-whole-archive $(OBJECTS) $(LIBPREPROCESSOR) $(LIBCODEGEN) $(LIBOSDEPENDENT) $(LIBINITIALISATION) gen_glslang_tab.o -Wl,-no-whole-archive
 	cp $@ ../../Test
 	cp $@ ../../Install/Linux