Fix warning with -Wsign-compare -Wsystem-headers
[official-gcc.git] / gcc / testsuite / gcc.dg / pr43564.c
blob39e0f3ac3ed749f22ed65cc08ca5c58a29669690
1 /* { dg-options "-O0" } */
2 /* { dg-do compile } */
4 static inline __attribute__ ((__always_inline__))
5 unsigned __clz (unsigned input)
7 unsigned output;
8 __asm__ __volatile__ ("clz %0, %1":"=r" (output):"r" (input));
10 __attribute__ ((optimize ("O2")))
11 void foo ()
13 unsigned a;
14 unsigned b;
15 a = __clz (b);