Revision: 441
http://assorted.svn.sourceforge.net/assorted/?rev=441&view=rev
Author: yangzhang
Date: 2008-02-14 18:46:25 -0800 (Thu, 14 Feb 2008)
Log Message:
-----------
added to cast test
Modified Paths:
--------------
sandbox/trunk/src/c/casts.c
Modified: sandbox/trunk/src/c/casts.c
===================================================================
--- sandbox/trunk/src/c/casts.c 2008-02-15 02:45:03 UTC (rev 440)
+++ sandbox/trunk/src/c/casts.c 2008-02-15 02:46:25 UTC (rev 441)
@@ -1,9 +1,22 @@
#include <stdio.h>
int main() {
- float x = 1.5;
- float y = 2.5;
- float f = (int) x + y;
- printf("%f", f);
- return 0;
+ {
+ float x = 1.5;
+ float y = 2.5;
+ // The cast has higher precedence than the +, so it casts just x rather than
+ // sum.
+ float f = (int) x + y;
+ printf("%f\n", f);
+ }
+
+ {
+ // Don't remember what I was looking for here, but the results seem
+ // straightforward.
+ unsigned char c = 0xff; // 255
+ unsigned short s = (unsigned short) ((c >> 0) & 0xffU) * 8; // 2040
+ printf("%d\n", s); // 2040
+ }
+
+ return 0;
}
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