forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			56 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -DSETNODEBUG=0 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=YESINFO
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// RUN: %clang_cc1 -DSETNODEBUG=1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=NOINFO
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#if SETNODEBUG
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#define NODEBUG __attribute__((nodebug))
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#else
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#define NODEBUG
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#endif
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// Const global variable. Use it so it gets emitted.
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NODEBUG static const int const_global_int_def = 1;
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void func1(int);
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void func2() { func1(const_global_int_def); }
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// YESINFO-DAG: !DIGlobalVariable(name: "const_global_int_def"
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// NOINFO-NOT:  !DIGlobalVariable(name: "const_global_int_def"
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// Global variable with a more involved type.
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// If the variable has no debug info, the type should not appear either.
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struct S1 {
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  int a;
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  int b;
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};
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NODEBUG S1 global_struct = { 2, 3 };
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// YESINFO-DAG: !DICompositeType({{.*}} name: "S1"
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// NOINFO-NOT:  !DICompositeType({{.*}} name: "S1"
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// YESINFO-DAG: !DIGlobalVariable(name: "global_struct"
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// NOINFO-NOT:  !DIGlobalVariable(name: "global_struct"
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// Static data members. Const member needs a use.
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// Also the class as a whole needs a use, so that we produce debug info for
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// the entire class (iterating over the members, demonstrably skipping those
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// with 'nodebug').
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struct S2 {
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  NODEBUG static int static_member;
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  NODEBUG static const int static_const_member = 4;
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};
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int S2::static_member = 5;
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void func3() {
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  S2 junk;
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  func1(S2::static_const_member);
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}
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// YESINFO-DAG: !DIGlobalVariable(name: "static_member"
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// NOINFO-NOT:  !DIGlobalVariable(name: "static_member"
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// YESINFO-DAG: !DIDerivedType({{.*}} name: "static_const_member"
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// NOINFO-NOT:  !DIDerivedType({{.*}} name: "static_const_member"
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// Function-local static and auto variables.
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void func4() {
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  NODEBUG static int static_local = 6;
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  NODEBUG        int normal_local = 7;
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}
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// YESINFO-DAG: !DIGlobalVariable(name: "static_local"
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// NOINFO-NOT:  !DIGlobalVariable(name: "static_local"
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// YESINFO-DAG: !DILocalVariable(name: "normal_local"
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// NOINFO-NOT:  !DILocalVariable(name: "normal_local"
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