llvm-project/clang/test/CodeGen/2008-05-19-AlwaysInline.c

// RUN: %clang_cc1 %s -emit-llvm -o - | not grep sabrina

static inline int sabrina (void) __attribute__((always_inline));
static inline int sabrina (void)
{
  return 13;
}
int bar (void)
{
  return sabrina () + 68;
}