79 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -emit-llvm -g -fno-standalone-debug -triple x86_64-apple-darwin %s -o - | FileCheck %s
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| 
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| struct MyClass {
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|   template <int i> int add(int j) {
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|     return i + j;
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|   }
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|   virtual void func() {
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|   }
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| };
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| 
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| int add2(int x) {
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|   return MyClass().add<2>(x);
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| }
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| 
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| inline int add3(int x) {
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|   return MyClass().add<3>(x); // even though add<3> is ODR used, don't emit it since we don't codegen it
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| }
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| 
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| // CHECK: [[FOO_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo]
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| // CHECK: [[FOO_MEM]] = metadata !{metadata [[FOO_FUNC:![0-9]*]]}
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| // CHECK: [[FOO_FUNC]] = {{.*}}, metadata !"_ZN3foo4funcEN5outerIS_E5innerE", i32 {{[0-9]*}}, metadata [[FOO_FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [func]
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| // CHECK: [[FOO_FUNC_TYPE]] = {{.*}}, metadata [[FOO_FUNC_PARAMS:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
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| // CHECK: [[FOO_FUNC_PARAMS]] = metadata !{null, metadata !{{[0-9]*}}, metadata [[OUTER_FOO_INNER:![0-9]*]]}
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| // CHECK: [[OUTER_FOO_INNER]] = {{.*}}, null, metadata !"[[OUTER_FOO_INNER_ID:.*]]"} ; [ DW_TAG_structure_type ] [inner]
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| 
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| // CHECK: metadata [[VIRT_MEM:![0-9]*]], i32 0, metadata !"_ZTS4virtI4elemE", metadata [[VIRT_TEMP_PARAM:![0-9]*]], metadata !"_ZTS4virtI4elemE"} ; [ DW_TAG_structure_type ] [virt<elem>] {{.*}} [def]
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| // CHECK: [[VIRT_TEMP_PARAM]] = metadata !{metadata [[VIRT_T:![0-9]*]]}
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| // CHECK: [[VIRT_T]] = {{.*}}, metadata !"T", metadata !"_ZTS4elem", {{.*}} ; [ DW_TAG_template_type_parameter ]
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| 
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| // CHECK: [[C:![0-9]*]] = {{.*}}, metadata [[C_MEM:![0-9]*]], i32 0, metadata !"_ZTS7MyClass", null, metadata !"_ZTS7MyClass"} ; [ DW_TAG_structure_type ] [MyClass]
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| // CHECK: [[C_MEM]] = metadata !{metadata [[C_VPTR:![0-9]*]], metadata [[C_ADD:![0-9]*]], metadata [[C_FUNC:![0-9]*]], metadata [[C_CTOR:![0-9]*]]}
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| // CHECK: [[C_VPTR]] = {{.*}} ; [ DW_TAG_member ] [_vptr$MyClass]
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| 
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| // CHECK: [[C_ADD]] = {{.*}} ; [ DW_TAG_subprogram ] [line 4] [add<2>]
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| // CHECK: [[C_FUNC]] = {{.*}} ; [ DW_TAG_subprogram ] [line 7] [func]
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| // CHECK: [[C_CTOR]] = {{.*}} ; [ DW_TAG_subprogram ] [line 0] [MyClass]
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| 
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| // CHECK: [[ELEM:![0-9]*]] = {{.*}}, metadata [[ELEM_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTS4elem"} ; [ DW_TAG_structure_type ] [elem] {{.*}} [def]
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| // CHECK: [[ELEM_MEM]] = metadata !{metadata [[ELEM_X:![0-9]*]]}
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| // CHECK: [[ELEM_X]] = {{.*}} ; [ DW_TAG_member ] [x] {{.*}} [static] [from _ZTS4virtI4elemE]
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| 
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| template<typename T>
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| struct outer {
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|   struct inner {
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|     int i;
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|   };
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| };
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| 
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| struct foo {
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|   void func(outer<foo>::inner);
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| };
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| 
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| inline void func() {
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|   // require 'foo' to be complete before the emission of 'inner' so that, when
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|   // constructing the context chain for 'x' we emit the full definition of
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|   // 'foo', which requires the definition of 'inner' again
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|   foo f;
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| }
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| 
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| outer<foo>::inner x;
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| 
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| // CHECK: metadata !"[[OUTER_FOO_INNER_ID]]", i32 {{[0-9]*}}, i32 {{[0-9]*}}, %"struct.outer<foo>::inner"* @x, {{.*}} ; [ DW_TAG_variable ] [x]
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| 
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| template <typename T>
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| struct virt {
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|   T* values;
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|   virtual ~virt();
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| };
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| struct elem {
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|   static virt<elem> x; // ensure that completing 'elem' will require/completing 'virt<elem>'
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| };
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| inline void f1() {
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|   elem e; // ensure 'elem' is required to be complete when it is emitted as a template argument for 'virt<elem>'
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| };
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| void f2() {
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|   virt<elem> d; // emit 'virt<elem>'
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| }
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| 
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