/* PR tree-optimization/38789 */ /* { dg-do compile } */ void baz (int v) { unsigned a = (v == 1) ? 1 : 2; if (__builtin_constant_p (a)) asm volatile ("# constant %0" :: "i" (a)); else asm volatile ("# register %0" :: "r" (a)); a = 6; if (__builtin_constant_p (a)) asm volatile ("# constant %0" :: "i" (a)); else asm volatile ("# register %0" :: "r" (a)); }