llvm-for-llvmta/tools/clang/test/CodeGenCXX/pr47636.cpp

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 -o - -emit-llvm -triple x86_64-linux-pc %s | FileCheck %s
int(&&intu_rvref)[] {1,2,3,4};
// CHECK: @_ZGR10intu_rvref_ = internal global [4 x i32] [i32 1, i32 2, i32 3, i32 4]
// CHECK: @intu_rvref ={{.*}} constant [4 x i32]* @_ZGR10intu_rvref_
void foo() {
static const int(&&intu_rvref)[] {1,2,3,4};
// CHECK: @_ZZ3foovE10intu_rvref = internal constant [4 x i32]* @_ZGRZ3foovE10intu_rvref_
// CHECK: @_ZGRZ3foovE10intu_rvref_ = internal constant [4 x i32] [i32 1, i32 2, i32 3, i32 4]
}
// Example given on review, ensure this doesn't crash as well.
constexpr int f() {
// CHECK: i32 @_Z1fv()
int(&&intu_rvref)[]{1, 2, 3, 4};
// CHECK: %{{.*}} = alloca [4 x i32]*
return intu_rvref[2];
}
void use_f() {
int i = f();
}