llvm-project/clang/test/CodeGen/2007-09-05-ConstCtor.c

// RUN: %clang_cc1  -Os -emit-llvm %s -o /dev/null
// PR1641

struct A {
  unsigned long l;
};

void bar(struct A *a);

void bork(void) {
  const unsigned long vcgt = 1234;
  struct A a = { vcgt };
  bar(&a);
}