308 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			308 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 %s -triple=armv7-unknown-unknown -emit-llvm -o - | FileCheck %s
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| // RUN: %clang_cc1 %s -triple=armv7-unknown-unknown -emit-llvm -o - | FileCheck -check-prefix=CHECK-LATE %s
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| 
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| // The 'a' variants ask for the v-table first.
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| // The 'b' variants ask for the v-table second.
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| // The 'c' variants ask for the v-table third.
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| // We do a separate CHECK-LATE pass because the RTTI definition gets
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| // changed after the fact, which causes reordering of the globals.
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| 
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| // These are not separated into namespaces because the way that Sema
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| // currently reports namespaces to IR-generation (i.e., en masse for
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| // the entire namespace at once) subverts the ordering that we're
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| // trying to test.
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| 
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| namespace std { class type_info; }
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| extern void use(const std::type_info &rtti);
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| 
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| /*** Test0a ******************************************************************/
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| 
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| struct Test0a {
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|   Test0a();
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|   virtual inline void foo();
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|   virtual void bar();
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| };
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| 
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| // V-table should be defined externally.
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| Test0a::Test0a() { use(typeid(Test0a)); }
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| // CHECK: @_ZTV6Test0a = external unnamed_addr constant 
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| // CHECK: @_ZTI6Test0a = external constant
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| 
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| // This is still not a key function.
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| void Test0a::foo() {}
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| 
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| /*** Test0b ******************************************************************/
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| 
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| struct Test0b {
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|   Test0b();
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|   virtual inline void foo();
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|   virtual void bar();
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| };
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| 
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| // This is still not a key function.
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| void Test0b::foo() {}
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| 
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| // V-table should be defined externally.
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| Test0b::Test0b() { use(typeid(Test0b)); }
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| // CHECK: @_ZTV6Test0b = external unnamed_addr constant 
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| // CHECK: @_ZTI6Test0b = external constant
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| 
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| /*** Test1a ******************************************************************/
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| 
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| struct Test1a {
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|   Test1a();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // V-table should be defined externally.
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| Test1a::Test1a() { use(typeid(Test1a)); }
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| // CHECK: @_ZTV6Test1a = external unnamed_addr constant 
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| // CHECK: @_ZTI6Test1a = external constant
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| 
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| // 'bar' becomes the key function when 'foo' is defined inline.
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| inline void Test1a::foo() {}
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| 
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| /*** Test1b ******************************************************************/
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| 
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| struct Test1b {
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|   Test1b();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // 'bar' becomes the key function when 'foo' is defined inline.
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| inline void Test1b::foo() {}
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| 
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| // V-table should be defined externally.
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| Test1b::Test1b() { use(typeid(Test1b)); }
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| // CHECK: @_ZTV6Test1b = external unnamed_addr constant 
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| // CHECK: @_ZTI6Test1b = external constant
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| 
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| /*** Test2a ******************************************************************/
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| 
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| struct Test2a {
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|   Test2a();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // V-table should be defined with strong linkage.
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| Test2a::Test2a() { use(typeid(Test2a)); }
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| // CHECK:      @_ZTV6Test2a = unnamed_addr constant
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| // CHECK-LATE: @_ZTS6Test2a = constant
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| // CHECK-LATE: @_ZTI6Test2a = constant
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| 
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| // 'bar' becomes the key function when 'foo' is defined inline.
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| void Test2a::bar() {}
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| inline void Test2a::foo() {}
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| 
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| /*** Test2b ******************************************************************/
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| 
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| struct Test2b {
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|   Test2b();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // 'bar' becomes the key function when 'foo' is defined inline.
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| void Test2b::bar() {}
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| 
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| // V-table should be defined with strong linkage.
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| Test2b::Test2b() { use(typeid(Test2b)); }
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| // CHECK:      @_ZTV6Test2b = unnamed_addr constant
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| // CHECK-LATE: @_ZTS6Test2b = constant
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| // CHECK-LATE: @_ZTI6Test2b = constant
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| 
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| inline void Test2b::foo() {}
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| 
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| /*** Test2c ******************************************************************/
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| 
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| struct Test2c {
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|   Test2c();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // 'bar' becomes the key function when 'foo' is defined inline.
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| void Test2c::bar() {}
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| inline void Test2c::foo() {}
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| 
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| // V-table should be defined with strong linkage.
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| Test2c::Test2c() { use(typeid(Test2c)); }
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| // CHECK: @_ZTV6Test2c = unnamed_addr constant
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| // CHECK: @_ZTS6Test2c = constant
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| // CHECK: @_ZTI6Test2c = constant
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| 
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| /*** Test3a ******************************************************************/
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| 
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| struct Test3a {
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|   Test3a();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // V-table should be defined with weak linkage.
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| Test3a::Test3a() { use(typeid(Test3a)); }
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| // CHECK:      @_ZTV6Test3a = linkonce_odr unnamed_addr constant
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| // CHECK-LATE: @_ZTS6Test3a = linkonce_odr constant
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| // CHECK-LATE: @_ZTI6Test3a = linkonce_odr constant
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| 
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| // There ceases to be a key function after these declarations.
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| inline void Test3a::bar() {}
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| inline void Test3a::foo() {}
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| 
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| /*** Test3b ******************************************************************/
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| 
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| struct Test3b {
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|   Test3b();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| inline void Test3b::bar() {}
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| 
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| // V-table should be defined with weak linkage.
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| Test3b::Test3b() { use(typeid(Test3b)); }
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| // CHECK:      @_ZTV6Test3b = linkonce_odr unnamed_addr constant
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| // CHECK-LATE: @_ZTS6Test3b = linkonce_odr constant
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| // CHECK-LATE: @_ZTI6Test3b = linkonce_odr constant
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| 
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| inline void Test3b::foo() {}
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| 
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| /*** Test3c ******************************************************************/
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| 
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| struct Test3c {
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|   Test3c();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| inline void Test3c::bar() {}
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| inline void Test3c::foo() {}
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| 
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| // V-table should be defined with weak linkage.
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| Test3c::Test3c() { use(typeid(Test3c)); }
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| // CHECK: @_ZTV6Test3c = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test3c = linkonce_odr constant
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| // CHECK: @_ZTI6Test3c = linkonce_odr constant
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| 
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| /*** Test4a ******************************************************************/
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| 
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| template <class T> struct Test4a {
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|   Test4a();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test4a<int>::Test4a() { use(typeid(Test4a)); }
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| // CHECK: @_ZTV6Test4aIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test4aIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test4aIiE = linkonce_odr constant
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test4a<int>::bar() {}
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| template <> inline void Test4a<int>::foo() {}
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| 
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| /*** Test4b ******************************************************************/
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| 
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| template <class T> struct Test4b {
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|   Test4b();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test4b<int>::bar() {}
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test4b<int>::Test4b() { use(typeid(Test4b)); }
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| // CHECK: @_ZTV6Test4bIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test4bIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test4bIiE = linkonce_odr constant
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| 
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| template <> inline void Test4b<int>::foo() {}
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| 
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| /*** Test4c ******************************************************************/
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| 
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| template <class T> struct Test4c {
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|   Test4c();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test4c<int>::bar() {}
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| template <> inline void Test4c<int>::foo() {}
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test4c<int>::Test4c() { use(typeid(Test4c)); }
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| // CHECK: @_ZTV6Test4cIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test4cIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test4cIiE = linkonce_odr constant
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| 
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| /*** Test5a ******************************************************************/
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| 
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| template <class T> struct Test5a {
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|   Test5a();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| template <> inline void Test5a<int>::bar();
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| template <> inline void Test5a<int>::foo();
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test5a<int>::Test5a() { use(typeid(Test5a)); }
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| // CHECK: @_ZTV6Test5aIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test5aIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test5aIiE = linkonce_odr constant
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test5a<int>::bar() {}
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| template <> inline void Test5a<int>::foo() {}
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| 
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| /*** Test5b ******************************************************************/
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| 
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| template <class T> struct Test5b {
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|   Test5b();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test5a<int>::bar();
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| template <> inline void Test5b<int>::bar() {}
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test5b<int>::Test5b() { use(typeid(Test5b)); }
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| // CHECK: @_ZTV6Test5bIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test5bIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test5bIiE = linkonce_odr constant
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| 
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| template <> inline void Test5a<int>::foo();
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| template <> inline void Test5b<int>::foo() {}
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| 
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| /*** Test5c ******************************************************************/
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| 
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| template <class T> struct Test5c {
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|   Test5c();
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|   virtual void foo();
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|   virtual void bar();
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| };
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| 
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| // There ceases to be a key function after these declarations.
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| template <> inline void Test5a<int>::bar();
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| template <> inline void Test5a<int>::foo();
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| template <> inline void Test5c<int>::bar() {}
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| template <> inline void Test5c<int>::foo() {}
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| 
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| // V-table should be defined with weak linkage.
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| template <> Test5c<int>::Test5c() { use(typeid(Test5c)); }
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| // CHECK: @_ZTV6Test5cIiE = linkonce_odr unnamed_addr constant
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| // CHECK: @_ZTS6Test5cIiE = linkonce_odr constant
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| // CHECK: @_ZTI6Test5cIiE = linkonce_odr constant
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