File: 2009-06-14-anonymous-union-init.c

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// RUN: %clang_cc1 %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s --check-prefixes=CHECK,EMPTY
// RUN: %clang_cc1 %s -emit-llvm -triple x86_64-windows-msvc -o - | FileCheck %s --check-prefixes=CHECK,EMPTY-MSVC
// PR4390
struct sysfs_dirent {
 union { struct sysfs_elem_dir { int x; } s_dir; };
 unsigned short s_mode;
};
struct sysfs_dirent sysfs_root = { {}, 16877 };

// CHECK: @sysfs_root = {{.*}}global %struct.sysfs_dirent { %union.anon zeroinitializer, i16 16877 }

struct Foo {
 union { struct empty {} x; };
 unsigned short s_mode;
};
struct Foo foo = { {}, 16877 };

// EMPTY:      @foo = {{.*}}global %struct.Foo { i16 16877 }
// EMPTY-MSVC: @foo = {{.*}}global %struct.Foo { [4 x i8] undef, i16 16877 }