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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// 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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  struct B : virtual A {
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    virtual void f();
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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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