scc

simple c99 compiler
git clone git://git.simple-cc.org/scc
Log | Files | Refs | Submodules | README | LICENSE

0205-cpparg.c (181B)

      1 #define TOLOWER(c) ((((unsigned)c) - 'A' < 26) ? ((c) | 32) : (c))
      2 
      3 int
      4 main(void)
      5 {
      6 	char c, *s = "Bla";
      7 
      8 	c = TOLOWER((unsigned char)*s);
      9 	if (c != 'b')
     10 		return 1;
     11 
     12 	return 0;
     13 }