xref: /llvm-project/clang/test/CodeGenCXX/pr47636.cpp (revision 1b9a6e58a8b831193c9e5e733f881aabe0d2d06b)
1 // RUN: %clang_cc1 -o - -emit-llvm -triple x86_64-linux-pc %s | FileCheck %s
__anon43b508590102null2 int(&&intu_rvref)[] {1,2,3,4};
3 // CHECK: @_ZGR10intu_rvref_ = internal global [4 x i32] [i32 1, i32 2, i32 3, i32 4]
4 // CHECK: @intu_rvref ={{.*}} constant ptr @_ZGR10intu_rvref_
5 
foo()6 void foo() {
7   static const int(&&intu_rvref)[] {1,2,3,4};
8   // CHECK: @_ZZ3foovE10intu_rvref = internal constant ptr @_ZGRZ3foovE10intu_rvref_
9   // CHECK: @_ZGRZ3foovE10intu_rvref_ = internal constant [4 x i32] [i32 1, i32 2, i32 3, i32 4]
10 }
11 
12 // Example given on review, ensure this doesn't crash as well.
f()13 constexpr int f() {
14   // CHECK: i32 @_Z1fv()
15   int(&&intu_rvref)[]{1, 2, 3, 4};
16   // CHECK: %{{.*}} = alloca ptr
17   return intu_rvref[2];
18 }
19 
use_f()20 void use_f() {
21   int i = f();
22 }
23