forked from OSchip/llvm-project
81 lines
2.8 KiB
C++
81 lines
2.8 KiB
C++
// RUN: %check_clang_tidy %s cppcoreguidelines-init-variables %t -- -- -fno-delayed-template-parsing
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// Ensure that function declarations are not changed.
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void some_func(int x, double d, bool b, const char *p);
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// Ensure that function arguments are not changed
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int identity_function(int x) {
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return x;
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}
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int do_not_modify_me;
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static int should_not_be_initialized;
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extern int should_not_be_initialized2;
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typedef struct {
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int unaltered1;
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int unaltered2;
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} UnusedStruct;
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typedef int my_int_type;
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#define MACRO_INT int
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#define FULL_DECLARATION() int macrodecl;
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template <typename T>
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void template_test_function() {
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T t;
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int uninitialized;
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// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: variable 'uninitialized' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} int uninitialized = 0;{{$}}
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}
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void init_unit_tests() {
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int x;
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// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: variable 'x' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} int x = 0;{{$}}
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my_int_type myint;
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// CHECK-MESSAGES: :[[@LINE-1]]:15: warning: variable 'myint' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} my_int_type myint = 0;{{$}}
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MACRO_INT macroint;
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// CHECK-MESSAGES: :[[@LINE-1]]:13: warning: variable 'macroint' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} MACRO_INT macroint = 0;{{$}}
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FULL_DECLARATION();
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int x0 = 1, x1, x2 = 2;
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// CHECK-MESSAGES: :[[@LINE-1]]:15: warning: variable 'x1' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} int x0 = 1, x1 = 0, x2 = 2;{{$}}
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int y0, y1 = 1, y2;
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// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: variable 'y0' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-MESSAGES: :[[@LINE-2]]:19: warning: variable 'y2' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} int y0 = 0, y1 = 1, y2 = 0;{{$}}
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int hasval = 42;
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float f;
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// CHECK-MESSAGES: :[[@LINE-1]]:9: warning: variable 'f' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} float f = NAN;{{$}}
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float fval = 85.0;
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double d;
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// CHECK-MESSAGES: :[[@LINE-1]]:10: warning: variable 'd' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} double d = NAN;{{$}}
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double dval = 99.0;
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bool b;
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: variable 'b' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} bool b = 0;{{$}}
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bool bval = true;
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const char *ptr;
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// CHECK-MESSAGES: :[[@LINE-1]]:15: warning: variable 'ptr' is not initialized [cppcoreguidelines-init-variables]
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// CHECK-FIXES: {{^}} const char *ptr = nullptr;{{$}}
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const char *ptrval = "a string";
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UnusedStruct u;
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static int does_not_need_an_initializer;
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extern int does_not_need_an_initializer2;
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int parens(42);
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int braces{42};
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}
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