1f4a2713aSLionel Sambuc// RUN: %clang_cc1 -g -emit-llvm -o - %s | FileCheck %s 2f4a2713aSLionel Sambuc// The DWARF standard says the underlying data type of an enum may be 3f4a2713aSLionel Sambuc// stored in an DW_AT_type entry in the enum DIE. This is useful to have 4f4a2713aSLionel Sambuc// so the debugger knows about the signedness of the underlying type. 5f4a2713aSLionel Sambuc 6f4a2713aSLionel Sambuctypedef long NSInteger; 7f4a2713aSLionel Sambuc#define NS_ENUM(_type, _name) enum _name : _type _name; enum _name : _type 8f4a2713aSLionel Sambuc 9f4a2713aSLionel Sambuc// Enum with no specified underlying type 10f4a2713aSLionel Sambuctypedef enum { 11f4a2713aSLionel Sambuc Enum0One, 12f4a2713aSLionel Sambuc Enum0Two 13f4a2713aSLionel Sambuc} Enum0; 14f4a2713aSLionel Sambuc 15f4a2713aSLionel Sambuc// Enum declared with the NS_ENUM macro 16f4a2713aSLionel Sambuctypedef NS_ENUM(NSInteger, Enum1) { 17f4a2713aSLionel Sambuc Enum1One = -1, 18f4a2713aSLionel Sambuc Enum1Two 19f4a2713aSLionel Sambuc}; 20f4a2713aSLionel Sambuc 21f4a2713aSLionel Sambuc// Enum declared with a fixed underlying type 22f4a2713aSLionel Sambuctypedef enum : NSInteger { 23f4a2713aSLionel Sambuc Enum2One = -1, 24f4a2713aSLionel Sambuc Enum2Two 25f4a2713aSLionel Sambuc} Enum2; 26f4a2713aSLionel Sambuc 27f4a2713aSLionel Sambuc// Typedef and declaration separately 28f4a2713aSLionel Sambucenum : NSInteger 29f4a2713aSLionel Sambuc{ 30f4a2713aSLionel Sambuc Enum3One = -1, 31f4a2713aSLionel Sambuc Enum3Two 32f4a2713aSLionel Sambuc}; 33f4a2713aSLionel Sambuctypedef NSInteger Enum3; 34f4a2713aSLionel Sambuc 35f4a2713aSLionel Sambucint main() { 36f4a2713aSLionel Sambuc Enum0 e0 = Enum0One; 37*0a6a1f1dSLionel Sambuc // CHECK: call void @llvm.dbg.declare(metadata {{.*}}, metadata ![[ENUM0:[0-9]+]], metadata !{{.*}}) 38f4a2713aSLionel Sambuc Enum1 e1 = Enum1One; 39*0a6a1f1dSLionel Sambuc // CHECK: call void @llvm.dbg.declare(metadata {{.*}}, metadata ![[ENUM1:[0-9]+]], metadata !{{.*}}) 40f4a2713aSLionel Sambuc Enum2 e2 = Enum2One; 41*0a6a1f1dSLionel Sambuc // CHECK: call void @llvm.dbg.declare(metadata {{.*}}, metadata ![[ENUM2:[0-9]+]], metadata !{{.*}}) 42f4a2713aSLionel Sambuc Enum3 e3 = Enum3One; 43*0a6a1f1dSLionel Sambuc // CHECK: call void @llvm.dbg.declare(metadata {{.*}}, metadata ![[ENUM3:[0-9]+]], metadata !{{.*}}) 44f4a2713aSLionel Sambuc 45f4a2713aSLionel Sambuc // -Werror and the following line ensures that these enums are not 46f4a2713aSLionel Sambuc // -treated as C++11 strongly typed enums. 47f4a2713aSLionel Sambuc return e0 != e1 && e1 == e2 && e2 == e3; 48f4a2713aSLionel Sambuc} 49f4a2713aSLionel Sambuc// CHECK: ![[ENUMERATOR0:[0-9]+]] = {{.*}}; [ DW_TAG_enumeration_type ] [line 10 50f4a2713aSLionel Sambuc// CHECK: ![[ENUMERATOR1:[0-9]+]] = {{.*}}; [ DW_TAG_enumeration_type ] [Enum1] [line 16{{.*}}] [from NSInteger] 51f4a2713aSLionel Sambuc// CHECK: ![[ENUMERATOR3:[0-9]+]] = {{.*}}; [ DW_TAG_typedef ] [NSInteger] [line 6{{.*}}] [from long int] 52f4a2713aSLionel Sambuc// CHECK: ![[ENUMERATOR2:[0-9]+]] = {{.*}}; [ DW_TAG_enumeration_type ] [line 22{{.*}}] [from NSInteger] 53f4a2713aSLionel Sambuc 54*0a6a1f1dSLionel Sambuc// CHECK: ![[ENUM0]] = !{!"0x100\00e0\00{{[^,]*}}"{{, [^,]+, [^,]+}}, ![[TYPE0:[0-9]+]]} ; [ DW_TAG_auto_variable ] 55*0a6a1f1dSLionel Sambuc// CHECK: ![[TYPE0]] = !{!"0x16\00Enum0\00{{.*}}", {{.*}}, ![[ENUMERATOR0]]} ; [ DW_TAG_typedef ] [Enum0] 56f4a2713aSLionel Sambuc 57*0a6a1f1dSLionel Sambuc// CHECK: ![[ENUM1]] = !{!"0x100\00e1\00{{[^,]*}}"{{, [^,]+, [^,]+}}, ![[TYPE1:[0-9]+]]} ; [ DW_TAG_auto_variable ] 58*0a6a1f1dSLionel Sambuc// CHECK: ![[TYPE1]] = !{!"0x16\00Enum1\00{{.*}}", {{.*}}, ![[ENUMERATOR1]]} ; [ DW_TAG_typedef ] [Enum1] 59f4a2713aSLionel Sambuc 60*0a6a1f1dSLionel Sambuc// CHECK: ![[ENUM2]] = !{!"0x100\00e2\00{{[^,]*}}"{{, [^,]+, [^,]+}}, ![[TYPE2:[0-9]+]]} ; [ DW_TAG_auto_variable ] 61*0a6a1f1dSLionel Sambuc// CHECK: ![[TYPE2]] = !{!"0x16\00Enum2\00{{.*}}", {{.*}}, ![[ENUMERATOR2]]} ; [ DW_TAG_typedef ] [Enum2] 62f4a2713aSLionel Sambuc 63*0a6a1f1dSLionel Sambuc// CHECK: ![[ENUM3]] = !{!"0x100\00e3\00{{[^,]*}}"{{, [^,]+, [^,]+}}, ![[TYPE3:[0-9]+]]} ; [ DW_TAG_auto_variable ] 64*0a6a1f1dSLionel Sambuc// CHECK: ![[TYPE3]] = !{!"0x16\00Enum3\00{{.*}}", {{.*}}, ![[ENUMERATOR3]]} ; [ DW_TAG_typedef ] [Enum3] 65