Update doc and tests

Author: totalspectrum

Changelog.txt

@@ -1,3 +1,7 @@
+Version 6.6.0
+- Implemented proper boolean type for C
+- Fixed -- operator for floats
+
 Version 6.5.4
 - Minor optimization improvement (and major documentation improvements) courtesy of Ada
 

Test/Expect/cexec02.txt

@@ -1 +1,5 @@
 x = 1122334455667788 y = aaccef10 : 22446688 z = 9abcdef01234
+a = 0 b=1
+a = 1 b=0
+a = 1 b=1
+a = 1 b=0

Test/cexec02.c

@@ -19,6 +19,18 @@ void myexit(int n)
 #endif    
 }
 
+void trybool(int *xp) {
+    _Bool a = !xp;
+    _Bool b = xp;
+    int i;
+
+    for (i = 0; i < 4; i++) {
+        printf("a = %d b=%d\n", a, b);
+        a++;
+        b--;
+    }
+}
+
 //
 // declaring main like this should pull in the c_start routine,
 // which should be harmless for tests
@@ -27,8 +39,10 @@ int main(int argc, char **argv)
 {
     long long x = 0x1122334455667788;
     long long y;
+    int z;
     y = x + x;
     printf("x = %llx y = %x : %x z = %llx\n", x, y, 0x9abcdef01234LL, 1);
+    trybool(&z);
     myexit(0);
     return 0;
 }