/* PR tree-optimization/48022 */ /* { dg-do compile } */ /* { dg-options "-O2 -Wstrict-overflow" } */ int foo (const char *x) { unsigned long l = 1; const unsigned char *s = (const unsigned char *) (const char *) (x); int r = s[0] - ((const unsigned char *) (const char *) ("/"))[0]; if (l > 0 && r == 0) r = (s[1] - ((const unsigned char *) (const char *) ("/"))[1]); return r; }