207 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			207 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -Wlogical-not-parentheses -verify %s
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| // RUN: %clang_cc1 -fsyntax-only -Wlogical-not-parentheses -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
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| 
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| bool getBool();
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| int getInt();
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| 
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| bool test1(int i1, int i2, bool b1, bool b2) {
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|   bool ret;
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| 
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|   ret = !i1 == i2;
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:18-[[line]]:18}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = !i1 != i2;
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|   //expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:18-[[line]]:18}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = !i1 < i2;
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|   //expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:17-[[line]]:17}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = !i1 > i2;
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|   //expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:17-[[line]]:17}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = !i1 <= i2;
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|   //expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:18-[[line]]:18}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = !i1 >= i2;
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|   //expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:18-[[line]]:18}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:12-[[line]]:12}:")"
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| 
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|   ret = i1 == i2;
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|   ret = i1 != i2;
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|   ret = i1 < i2;
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|   ret = i1 > i2;
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|   ret = i1 <= i2;
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|   ret = i1 >= i2;
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| 
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|   // Warning silenced by parens.
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|   ret = (!i1) == i2;
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|   ret = (!i1) != i2;
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|   ret = (!i1) < i2;
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|   ret = (!i1) > i2;
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|   ret = (!i1) <= i2;
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|   ret = (!i1) >= i2;
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| 
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|   ret = !b1 == b2;
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|   ret = !b1 != b2;
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|   ret = !b1 < b2;
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|   ret = !b1 > b2;
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|   ret = !b1 <= b2;
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|   ret = !b1 >= b2;
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| 
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|   ret = !getInt() == i1;
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:24-[[line]]:24}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:18-[[line]]:18}:")"
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| 
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|   ret = (!getInt()) == i1;
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|   ret = !getBool() == b1;
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|   return ret;
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| }
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| 
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| enum E {e1, e2};
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| E getE();
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| 
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| bool test2 (E e) {
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|   bool ret;
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|   ret = e == e1;
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|   ret = e == getE();
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|   ret = getE() == e1;
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|   ret = getE() == getE();
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| 
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|   ret = !e == e1;
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:17-[[line]]:17}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:11-[[line]]:11}:")"
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| 
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|   ret = !e == getE();
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:21-[[line]]:21}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:11-[[line]]:11}:")"
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| 
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|   ret = !getE() == e1;
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:22-[[line]]:22}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:16-[[line]]:16}:")"
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| 
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|   ret = !getE() == getE();
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:9: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:10-[[line]]:10}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:26-[[line]]:26}:")"
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|   // CHECK: to silence this warning
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:9-[[line]]:9}:"("
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|   // CHECK: fix-it:"{{.*}}":{[[line]]:16-[[line]]:16}:")"
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| 
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|   ret = !(e == e1);
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|   ret = !(e == getE());
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|   ret = !(getE() == e1);
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|   ret = !(getE() == getE());
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| 
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|   ret = (!e) == e1;
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|   ret = (!e) == getE();
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|   ret = (!getE()) == e1;
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|   ret = (!getE()) == getE();
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| 
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|   return ret;
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| }
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| 
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| bool PR16673(int x) {
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|   bool ret;
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|   // Make sure we don't emit a fixit for the left paren, but not the right paren.
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| #define X(x) x 
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|   ret = X(!x == 1 && 1);
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|   // expected-warning@-1 {{logical not is only applied to the left hand side of this comparison}}
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|   // expected-note@-2 {{add parentheses after the '!' to evaluate the comparison first}}
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|   // expected-note@-3 {{add parentheses around left hand side expression to silence this warning}}
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|   // CHECK: warn-logical-not-compare.cpp:[[line:[0-9]*]]:11: warning
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|   // CHECK: to evaluate the comparison first
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|   // CHECK-NOT: fix-it
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|   // CHECK: to silence this warning
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|   // CHECK-NOT: fix-it
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|   return ret;
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| }
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