21 lines
		
	
	
		
			695 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			695 B
		
	
	
	
		
			C++
		
	
	
	
| // REQUIRES: x86-registered-target
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| // RUN: %clang_cc1 %s -mllvm -warn-stack-size=0 -emit-codegen-only -triple=i386-apple-darwin 2>&1 | FileCheck %s
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| 
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| // TODO: Emit rich diagnostics for thunks and move this into the appropriate test file.
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| // Until then, test that we fall back and display the LLVM backend diagnostic.
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| namespace frameSizeThunkWarning {
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|   struct A {
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|     virtual void f();
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|   };
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| 
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|   struct B : virtual A {
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|     virtual void f();
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|   };
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| 
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|   // CHECK: warning: stack frame size of {{[0-9]+}} bytes in function 'frameSizeThunkWarning::B::f'
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|   // CHECK: warning: stack size limit exceeded ({{[0-9]+}}) in {{[^ ]+}}
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|   void B::f() {
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|     volatile int x = 0; // Ensure there is stack usage.
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|   }
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| }
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