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testvarid.cpp
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2020 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "platform.h"
#include "settings.h"
#include "standards.h"
#include "testsuite.h"
#include "token.h"
#include "tokenize.h"
#include <string>
struct InternalError;
class TestVarID : public TestFixture {
public:
TestVarID() : TestFixture("TestVarID") {
}
private:
void run() OVERRIDE {
TEST_CASE(varid1);
TEST_CASE(varid2);
TEST_CASE(varid3);
TEST_CASE(varid4);
TEST_CASE(varid5);
TEST_CASE(varid6);
TEST_CASE(varid7);
TEST_CASE(varidReturn1);
TEST_CASE(varidReturn2);
TEST_CASE(varid8);
TEST_CASE(varid9);
TEST_CASE(varid10);
TEST_CASE(varid11);
TEST_CASE(varid12);
TEST_CASE(varid13);
TEST_CASE(varid14);
TEST_CASE(varid15);
TEST_CASE(varid16);
TEST_CASE(varid17); // ticket #1810
TEST_CASE(varid18);
TEST_CASE(varid19);
TEST_CASE(varid20);
TEST_CASE(varid24);
TEST_CASE(varid25);
TEST_CASE(varid26); // ticket #1967 (list of function pointers)
TEST_CASE(varid27); // Ticket #2280 (same name for namespace and variable)
TEST_CASE(varid28); // ticket #2630
TEST_CASE(varid29); // ticket #1974
TEST_CASE(varid30); // ticket #2614
TEST_CASE(varid34); // ticket #2825
TEST_CASE(varid35); // function declaration inside function body
TEST_CASE(varid36); // ticket #2980 (segmentation fault)
TEST_CASE(varid37); // ticket #3092 (varid for 'Bar bar(*this);')
TEST_CASE(varid38); // ticket #3272 (varid for 'FOO class C;')
TEST_CASE(varid39); // ticket #3279 (varid for 'FOO::BAR const')
TEST_CASE(varid40); // ticket #3279
TEST_CASE(varid41); // ticket #3340 (varid for union type)
TEST_CASE(varid42); // ticket #3316 (varid for array)
TEST_CASE(varid43);
TEST_CASE(varid44);
TEST_CASE(varid45); // #3466
TEST_CASE(varid46); // struct varname
TEST_CASE(varid47); // function parameters
TEST_CASE(varid48); // #3785 - return (a*b)
TEST_CASE(varid49); // #3799 - void f(std::vector<int>)
TEST_CASE(varid50); // #3760 - explicit
TEST_CASE(varid51); // don't set varid for template function
TEST_CASE(varid52); // Set varid for nested templates
TEST_CASE(varid53); // #4172 - Template instantiation: T<&functionName> list[4];
TEST_CASE(varid54); // hang
TEST_CASE(varid55); // #5868: Function::addArgument with varid 0 for argument named the same as a typedef
TEST_CASE(varid56); // function with a throw()
TEST_CASE(varid57); // #6636: new scope by {}
TEST_CASE(varid58); // #6638: for loop in for condition
TEST_CASE(varid59); // #6696
TEST_CASE(varid60); // #7267 cast '(unsigned x)10'
TEST_CASE(varid61); // #4988 inline function
TEST_CASE(varid62);
TEST_CASE(varid63);
TEST_CASE(varid64); // #9928 - extern const char (*x[256])
TEST_CASE(varid_for_1);
TEST_CASE(varid_for_2);
TEST_CASE(varid_cpp_keywords_in_c_code);
TEST_CASE(varid_cpp_keywords_in_c_code2); // #5373: varid=0 for argument called "delete"
TEST_CASE(varidFunctionCall1);
TEST_CASE(varidFunctionCall2);
TEST_CASE(varidFunctionCall3);
TEST_CASE(varidFunctionCall4); // ticket #3280
TEST_CASE(varidFunctionCall5);
TEST_CASE(varidStl);
TEST_CASE(varidStl2);
TEST_CASE(varid_newauto); // not declaration: new const auto(0);
TEST_CASE(varid_delete);
TEST_CASE(varid_functions);
TEST_CASE(varid_sizeof);
TEST_CASE(varid_reference_to_containers);
TEST_CASE(varid_in_class1);
TEST_CASE(varid_in_class2);
TEST_CASE(varid_in_class3); // #3092 - shadow variable in member function
TEST_CASE(varid_in_class4); // #3271 - public: class C;
TEST_CASE(varid_in_class5); // #3584 - std::vector<::FOO::B> b;
TEST_CASE(varid_in_class6); // #3755
TEST_CASE(varid_in_class7); // set variable id for struct members
TEST_CASE(varid_in_class8); // unknown macro in class
TEST_CASE(varid_in_class9); // #4291 - id for variables accessed through 'this'
TEST_CASE(varid_in_class10);
TEST_CASE(varid_in_class11); // #4277 - anonymous union
TEST_CASE(varid_in_class12); // #4637 - method
TEST_CASE(varid_in_class13); // #4637 - method
TEST_CASE(varid_in_class14);
TEST_CASE(varid_in_class15); // #5533 - functions
TEST_CASE(varid_in_class16);
TEST_CASE(varid_in_class17); // #6056 - no varid for member functions
TEST_CASE(varid_in_class18); // #7127
TEST_CASE(varid_in_class19);
TEST_CASE(varid_in_class20); // #7267
TEST_CASE(varid_in_class21); // #7788
TEST_CASE(varid_namespace_1); // #7272
TEST_CASE(varid_namespace_2); // #7000
TEST_CASE(varid_namespace_3); // #8627
TEST_CASE(varid_namespace_4);
TEST_CASE(varid_namespace_5);
TEST_CASE(varid_initList);
TEST_CASE(varid_initListWithBaseTemplate);
TEST_CASE(varid_initListWithScope);
TEST_CASE(varid_operator);
TEST_CASE(varid_throw);
TEST_CASE(varid_unknown_macro); // #2638 - unknown macro is not type
TEST_CASE(varid_using); // ticket #3648
TEST_CASE(varid_catch);
TEST_CASE(varid_functionPrototypeTemplate);
TEST_CASE(varid_templatePtr); // #4319
TEST_CASE(varid_templateNamespaceFuncPtr); // #4172
TEST_CASE(varid_templateArray);
TEST_CASE(varid_templateParameter); // #7046 set varid for "X": std::array<int,X> Y;
TEST_CASE(varid_templateUsing); // #5781 #7273
TEST_CASE(varid_not_template_in_condition); // #7988
TEST_CASE(varid_cppcast); // #6190
TEST_CASE(varid_variadicFunc);
TEST_CASE(varid_typename); // #4644
TEST_CASE(varid_rvalueref);
TEST_CASE(varid_arrayFuncPar); // #5294
TEST_CASE(varid_sizeofPassed); // #5295
TEST_CASE(varid_classInFunction); // #5293
TEST_CASE(varid_pointerToArray); // #2645
TEST_CASE(varid_cpp11initialization); // #4344
TEST_CASE(varid_inheritedMembers); // #4101
TEST_CASE(varid_header); // #6386
TEST_CASE(varid_rangeBasedFor);
TEST_CASE(varid_structinit); // #6406
TEST_CASE(varid_arrayinit); // #7579
TEST_CASE(varid_lambda_arg);
TEST_CASE(varid_lambda_mutable);
TEST_CASE(varid_trailing_return1); // #8889
TEST_CASE(varid_trailing_return2); // #9066
TEST_CASE(varid_parameter_pack); // #9383
TEST_CASE(varid_for_auto_cpp17);
TEST_CASE(varid_not); // #9689 'not x'
TEST_CASE(varidclass1);
TEST_CASE(varidclass2);
TEST_CASE(varidclass3);
TEST_CASE(varidclass4);
TEST_CASE(varidclass5);
TEST_CASE(varidclass6);
TEST_CASE(varidclass7);
TEST_CASE(varidclass8);
TEST_CASE(varidclass9);
TEST_CASE(varidclass10); // variable declaration below usage
TEST_CASE(varidclass11); // variable declaration below usage
TEST_CASE(varidclass12);
TEST_CASE(varidclass13);
TEST_CASE(varidclass14);
TEST_CASE(varidclass15); // initializer list
TEST_CASE(varidclass16); // #4577
TEST_CASE(varidclass17); // #6073
TEST_CASE(varidclass18);
TEST_CASE(varidclass19); // initializer list
TEST_CASE(varidclass20); // #7578: int (*p)[2]
TEST_CASE(varid_classnameshaddowsvariablename); // #3990
TEST_CASE(varidenum1);
TEST_CASE(varidenum2);
TEST_CASE(varidenum3);
TEST_CASE(varidenum4);
TEST_CASE(varidenum5);
TEST_CASE(varidnamespace1);
TEST_CASE(varidnamespace2);
TEST_CASE(usingNamespace1);
TEST_CASE(usingNamespace2);
TEST_CASE(usingNamespace3);
TEST_CASE(setVarIdStructMembers1);
TEST_CASE(decltype1);
TEST_CASE(decltype2);
TEST_CASE(exprid1);
}
std::string tokenize(const char code[], const char filename[] = "test.cpp") {
errout.str("");
Settings settings;
settings.platform(Settings::Unix64);
settings.standards.c = Standards::C89;
settings.standards.cpp = Standards::CPP11;
settings.checkUnusedTemplates = true;
Tokenizer tokenizer(&settings, this);
std::istringstream istr(code);
tokenizer.tokenize(istr, filename);
// result..
Token::stringifyOptions options = Token::stringifyOptions::forDebugVarId();
options.files = false;
return tokenizer.tokens()->stringifyList(options);
}
std::string tokenizeExpr(const char code[], const char filename[] = "test.cpp") {
errout.str("");
Settings settings;
settings.platform(Settings::Unix64);
settings.standards.c = Standards::C89;
settings.standards.cpp = Standards::CPP11;
settings.checkUnusedTemplates = true;
Tokenizer tokenizer(&settings, this);
std::istringstream istr(code);
tokenizer.tokenize(istr, filename);
// result..
Token::stringifyOptions options = Token::stringifyOptions::forDebugExprId();
options.files = false;
return tokenizer.tokens()->stringifyList(options);
}
std::string compareVaridsForVariable(const char code[], const char varname[], const char filename[] = "test.cpp") {
errout.str("");
Settings settings;
settings.platform(Settings::Unix64);
settings.standards.c = Standards::C89;
settings.standards.cpp = Standards::CPP11;
settings.checkUnusedTemplates = true;
Tokenizer tokenizer(&settings, this);
std::istringstream istr(code);
tokenizer.tokenize(istr, filename);
unsigned int varid = ~0U;
for (const Token *tok = tokenizer.tokens(); tok; tok = tok->next()) {
if (tok->str() == varname) {
if (varid == ~0U)
varid = tok->varId();
else if (varid != tok->varId())
return std::string("Variable ") + varname + " has different varids:\n" + tokenizer.tokens()->stringifyList(true,true,true,true,false);
}
}
return "same varid";
}
void varid1() {
{
const std::string actual = tokenize(
"static int i = 1;\n"
"void f()\n"
"{\n"
" int i = 2;\n"
" for (int i = 0; i < 10; ++i)\n"
" i = 3;\n"
" i = 4;\n"
"}\n", "test.c");
const char expected[] = "1: static int i@1 = 1 ;\n"
"2: void f ( )\n"
"3: {\n"
"4: int i@2 ; i@2 = 2 ;\n"
"5: for ( int i@3 = 0 ; i@3 < 10 ; ++ i@3 ) {\n"
"6: i@3 = 3 ; }\n"
"7: i@2 = 4 ;\n"
"8: }\n";
ASSERT_EQUALS(expected, actual);
}
{
const std::string actual = tokenize(
"static int i = 1;\n"
"void f()\n"
"{\n"
" int i = 2;\n"
" for (int i = 0; i < 10; ++i)\n"
" {\n"
" i = 3;\n"
" }\n"
" i = 4;\n"
"}\n", "test.c");
const char expected[] = "1: static int i@1 = 1 ;\n"
"2: void f ( )\n"
"3: {\n"
"4: int i@2 ; i@2 = 2 ;\n"
"5: for ( int i@3 = 0 ; i@3 < 10 ; ++ i@3 )\n"
"6: {\n"
"7: i@3 = 3 ;\n"
"8: }\n"
"9: i@2 = 4 ;\n"
"10: }\n";
ASSERT_EQUALS(expected, actual);
}
}
void varid2() {
const std::string actual = tokenize(
"void f()\n"
"{\n"
" struct ABC abc;\n"
" abc.a = 3;\n"
" i = abc.a;\n"
"}\n", "test.c");
const char expected[] = "1: void f ( )\n"
"2: {\n"
"3: struct ABC abc@1 ;\n"
"4: abc@1 . a@2 = 3 ;\n"
"5: i = abc@1 . a@2 ;\n"
"6: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid3() {
const std::string actual = tokenize(
"static char str[4];\n"
"void f()\n"
"{\n"
" char str[10];\n"
" str[0] = 0;\n"
"}\n", "test.c");
const char expected[] = "1: static char str@1 [ 4 ] ;\n"
"2: void f ( )\n"
"3: {\n"
"4: char str@2 [ 10 ] ;\n"
"5: str@2 [ 0 ] = 0 ;\n"
"6: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid4() {
const std::string actual = tokenize(
"void f(const unsigned int a[])\n"
"{\n"
" int i = *(a+10);\n"
"}\n", "test.c");
const char expected[] = "1: void f ( const unsigned int a@1 [ ] )\n"
"2: {\n"
"3: int i@2 ; i@2 = * ( a@1 + 10 ) ;\n"
"4: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid5() {
const std::string actual = tokenize(
"void f()\n"
"{\n"
" int a,b;\n"
"}\n", "test.c");
const char expected[] = "1: void f ( )\n"
"2: {\n"
"3: int a@1 ; int b@2 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid6() {
const std::string actual = tokenize(
"int f(int a, int b)\n"
"{\n"
" return a+b;\n"
"}\n", "test.c");
const char expected[] = "1: int f ( int a@1 , int b@2 )\n"
"2: {\n"
"3: return a@1 + b@2 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid7() {
const std::string actual = tokenize(
"void func() {\n"
" char a[256] = \"test\";\n"
" {\n"
" char b[256] = \"test\";\n"
" }\n"
"}\n", "test.c");
const char expected[] = "1: void func ( ) {\n"
"2: char a@1 [ 256 ] = \"test\" ;\n"
"3: {\n"
"4: char b@2 [ 256 ] = \"test\" ;\n"
"5: }\n"
"6: }\n";
ASSERT_EQUALS(expected, actual);
}
void varidReturn1() {
const std::string actual = tokenize(
"int f()\n"
"{\n"
" int a;\n"
" return a;\n"
"}\n", "test.c");
const char expected[] = "1: int f ( )\n"
"2: {\n"
"3: int a@1 ;\n"
"4: return a@1 ;\n"
"5: }\n";
ASSERT_EQUALS(expected, actual);
}
void varidReturn2() {
const std::string actual = tokenize(
"void foo()\n"
"{\n"
" unsigned long mask = (1UL << size_) - 1;\n"
" return (abits_val_ & mask);\n"
"}\n", "test.c");
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: unsigned long mask@1 ; mask@1 = ( 1UL << size_ ) - 1 ;\n"
"4: return ( abits_val_ & mask@1 ) ;\n"
"5: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid8() {
const std::string actual = tokenize(
"void func()\n"
"{\n"
" std::string str(\"test\");\n"
" str.clear();\n"
"}");
const char expected[] = "1: void func ( )\n"
"2: {\n"
"3: std :: string str@1 ( \"test\" ) ;\n"
"4: str@1 . clear ( ) ;\n"
"5: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid9() {
const std::string actual = tokenize(
"typedef int INT32;\n", "test.c");
const char expected[] = "1: ;\n";
ASSERT_EQUALS(expected, actual);
}
void varid10() {
const std::string actual = tokenize(
"void foo()\n"
"{\n"
" int abc;\n"
" struct abc abc1;\n"
"}", "test.c");
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: int abc@1 ;\n"
"4: struct abc abc1@2 ;\n"
"5: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid11() {
const std::string actual = tokenize("class Foo;");
const char expected[] = "1: class Foo ;\n";
ASSERT_EQUALS(expected, actual);
}
void varid12() {
const std::string actual = tokenize(
"static void a()\n"
"{\n"
" class Foo *foo;\n"
"}");
const char expected[] = "1: static void a ( )\n"
"2: {\n"
"3: class Foo * foo@1 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid13() {
const std::string actual = tokenize(
"void f()\n"
"{\n"
" int a; int b;\n"
" a = a;\n"
"}\n", "test.c");
const char expected[] = "1: void f ( )\n"
"2: {\n"
"3: int a@1 ; int b@2 ;\n"
"4: a@1 = a@1 ;\n"
"5: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid14() {
// Overloaded operator*
const std::string actual = tokenize(
"void foo()\n"
"{\n"
"A a;\n"
"B b;\n"
"b * a;\n"
"}", "test.c");
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: A a@1 ;\n"
"4: B b@2 ;\n"
"5: b@2 * a@1 ;\n"
"6: }\n";
ASSERT_EQUALS(expected, actual);
}
void varid15() {
{
const std::string actual = tokenize(
"struct S {\n"
" struct T {\n"
" } t;\n"
"} s;", "test.c");
const char expected[] = "1: struct S {\n"
"2: struct T {\n"
"3: } ; struct T t@1 ;\n"
"4: } ; struct S s@2 ;\n";
ASSERT_EQUALS(expected, actual);
}
{
const std::string actual = tokenize(
"struct S {\n"
" struct T {\n"
" } t;\n"
"};", "test.c");
const char expected[] = "1: struct S {\n"
"2: struct T {\n"
"3: } ; struct T t@1 ;\n"
"4: } ;\n";
ASSERT_EQUALS(expected, actual);
}
}
void varid16() {
const char code[] ="void foo()\n"
"{\n"
" int x = 1;\n"
" y = (z * x);\n"
"}\n";
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: int x@1 ; x@1 = 1 ;\n"
"4: y = z * x@1 ;\n"
"5: }\n";
ASSERT_EQUALS(expected, tokenize(code, "test.c"));
}
void varid17() { // ticket #1810
const char code[] ="char foo()\n"
"{\n"
" char c('c');\n"
" return c;\n"
"}\n";
const char expected[] = "1: char foo ( )\n"
"2: {\n"
"3: char c@1 ( 'c' ) ;\n"
"4: return c@1 ;\n"
"5: }\n";
ASSERT_EQUALS(expected, tokenize(code, "test.c"));
}
void varid18() {
const char code[] ="char foo(char c)\n"
"{\n"
" bar::c = c;\n"
"}\n";
const char expected[] = "1: char foo ( char c@1 )\n"
"2: {\n"
"3: bar :: c = c@1 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid19() {
const char code[] ="void foo()\n"
"{\n"
" std::pair<std::vector<double>, int> x;\n"
"}\n";
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: std :: pair < std :: vector < double > , int > x@1 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid20() {
const char code[] ="void foo()\n"
"{\n"
" pair<vector<int>, vector<double> > x;\n"
"}\n";
const char expected[] = "1: void foo ( )\n"
"2: {\n"
"3: pair < vector < int > , vector < double > > x@1 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid24() {
const char code[] ="class foo()\n"
"{\n"
"public:\n"
" ;\n"
"private:\n"
" static int i;\n"
"};\n";
const char expected[] = "1: class foo ( )\n"
"2: {\n"
"3: public:\n"
"4: ;\n"
"5: private:\n"
"6: static int i@1 ;\n"
"7: } ;\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid25() {
const char code[] ="class foo()\n"
"{\n"
"public:\n"
" ;\n"
"private:\n"
" mutable int i;\n"
"};\n";
const char expected[] = "1: class foo ( )\n"
"2: {\n"
"3: public:\n"
"4: ;\n"
"5: private:\n"
"6: mutable int i@1 ;\n"
"7: } ;\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid26() {
const char code[] ="list<int (*)()> functions;\n";
const char expected[] = "1: list < int ( * ) ( ) > functions@1 ;\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid27() {
const char code[] ="int fooled_ya;\n"
"fooled_ya::iterator iter;\n";
const char expected[] = "1: int fooled_ya@1 ;\n"
"2: fooled_ya :: iterator iter@2 ;\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid28() { // ticket #2630 (segmentation fault)
ASSERT_THROW(tokenize("template <typedef A>\n"), InternalError);
}
void varid29() {
const char code[] ="class A {\n"
" B<C<1>,1> b;\n"
"};\n";
const char expected[] = "1: class A {\n"
"2: B < C < 1 > , 1 > b@1 ;\n"
"3: } ;\n";
ASSERT_EQUALS(expected, tokenize(code));
}
void varid30() { // ticket #2614
const char code1[] = "void f(EventPtr *eventP, ActionPtr **actionsP)\n"
"{\n"
" EventPtr event = *eventP;\n"
" *actionsP = &event->actions;\n"
"}\n";
const char expected1[] = "1: void f ( EventPtr * eventP@1 , ActionPtr * * actionsP@2 )\n"
"2: {\n"
"3: EventPtr event@3 ; event@3 = * eventP@1 ;\n"
"4: * actionsP@2 = & event@3 . actions@4 ;\n"
"5: }\n";
ASSERT_EQUALS(expected1, tokenize(code1, "test.c"));
const char code2[] = "void f(int b, int c) {\n"
" x(a*b*c,10);\n"
"}\n";
const char expected2[] = "1: void f ( int b@1 , int c@2 ) {\n"
"2: x ( a * b@1 * c@2 , 10 ) ;\n"
"3: }\n";
ASSERT_EQUALS(expected2, tokenize(code2, "test.c"));
const char code3[] = "class Nullpointer : public ExecutionPath\n"
" {\n"
" Nullpointer(Check *c, const unsigned int id, const std::string &name)\n"
" : ExecutionPath(c, id)\n"
" {\n"
" }\n"
"}\n";
const char expected3[] = "1: class Nullpointer : public ExecutionPath\n"
"2: {\n"
"3: Nullpointer ( Check * c@1 , const unsigned int id@2 , const std :: string & name@3 )\n"
"4: : ExecutionPath ( c@1 , id@2 )\n"
"5: {\n"
"6: }\n"
"7: }\n";
ASSERT_EQUALS(expected3, tokenize(code3));
}
void varid34() { // ticket #2825
const char code[] ="class Fred : public B1, public B2\n"
"{\n"
"public:\n"
" Fred() { a = 0; }\n"
"private:\n"
" int a;\n"
"};\n";
const char expected[] = "1: class Fred : public B1 , public B2\n"
"2: {\n"
"3: public:\n"
"4: Fred ( ) { a@1 = 0 ; }\n"
"5: private:\n"
"6: int a@1 ;\n"
"7: } ;\n";
ASSERT_EQUALS(expected, tokenize(code));
ASSERT_EQUALS("", errout.str());
}
void varid35() { // function declaration inside function body
// #2937
const char code[] ="int foo() {\n"
" int f(x);\n"
" return f;\n"
"}\n";
const char expected[] = "1: int foo ( ) {\n"
"2: int f@1 ( x ) ;\n"
"3: return f@1 ;\n"
"4: }\n";
ASSERT_EQUALS(expected, tokenize(code));
// #4627
const char code2[] = "void f() {\n"
" int *p;\n"
" void bar(int *p);\n"
"}";
const char expected2[] = "1: void f ( ) {\n"
"2: int * p@1 ;\n"
"3: void bar ( int * p ) ;\n"
"4: }\n";
ASSERT_EQUALS(expected2, tokenize(code2));
// #7740
const char code3[] = "Float f(float scale) {\n"
" return Float(val * scale);\n"
"}\n";
const char expected3[] = "1: Float f ( float scale@1 ) {\n"
"2: return Float ( val * scale@1 ) ;\n"
"3: }\n";
ASSERT_EQUALS(expected3, tokenize(code3));
}
void varid36() { // ticket #2980 (segmentation fault)
const char code[] ="#elif A\n"
"A,a<b<x0\n";
tokenize(code);
ASSERT_EQUALS("", errout.str());
}
void varid37() {
{
const char code[] = "void blah() {"
" Bar bar(*x);"
"}";
ASSERT_EQUALS("1: void blah ( ) { Bar bar@1 ( * x ) ; }\n",
tokenize(code));
}
{
const char code[] = "void blah() {"
" Bar bar(&x);"
"}";
ASSERT_EQUALS("1: void blah ( ) { Bar bar@1 ( & x ) ; }\n",
tokenize(code));
}
}
void varid38() {
const char code[] = "FOO class C;\n";
ASSERT_EQUALS("1: FOO class C ;\n",
tokenize(code));
}
void varid39() {
// const..
{
const char code[] = "void f(FOO::BAR const);\n";
ASSERT_EQUALS("1: void f ( const FOO :: BAR ) ;\n",
tokenize(code));
}
{
const char code[] = "static int const SZ = 22;\n";
ASSERT_EQUALS("1: static const int SZ@1 = 22 ;\n",
tokenize(code, "test.c"));
}
}
void varid40() {
const char code[] ="extern \"C\" int (*a())();";
ASSERT_EQUALS("1: int * a ( ) ;\n",
tokenize(code));
}
void varid41() {
const char code1[] = "union evt; void f(const evt & event);";
ASSERT_EQUALS("1: union evt ; void f ( const evt & event@1 ) ;\n",
tokenize(code1, "test.c"));
const char code2[] = "struct evt; void f(const evt & event);";
ASSERT_EQUALS("1: struct evt ; void f ( const evt & event@1 ) ;\n",
tokenize(code2, "test.c"));
}
void varid42() {
const char code[] ="namespace fruit { struct banana {}; };\n"
"class Fred {\n"
"public:\n"
" struct fruit::banana Bananas[25];\n"
"};";
ASSERT_EQUALS("1: namespace fruit { struct banana { } ; } ;\n"
"2: class Fred {\n"
"3: public:\n"
"4: struct fruit :: banana Bananas@1 [ 25 ] ;\n"
"5: } ;\n",
tokenize(code));
}
void varid43() {
const char code[] ="int main(int flag) { if(a & flag) { return 1; } }";
ASSERT_EQUALS("1: int main ( int flag@1 ) { if ( a & flag@1 ) { return 1 ; } }\n",
tokenize(code, "test.c"));
}
void varid44() {
const char code[] ="class A:public B,public C,public D {};";
ASSERT_EQUALS("1: class A : public B , public C , public D { } ;\n",
tokenize(code));
}
void varid45() { // #3466
const char code[] ="void foo() { B b(this); A a(this, b); }";
ASSERT_EQUALS("1: void foo ( ) { B b@1 ( this ) ; A a@2 ( this , b@1 ) ; }\n",
tokenize(code));
}
void varid46() { // #3756
const char code[] ="void foo() { int t; x = (struct t *)malloc(); f(t); }";
ASSERT_EQUALS("1: void foo ( ) { int t@1 ; x = ( struct t * ) malloc ( ) ; f ( t@1 ) ; }\n",
tokenize(code, "test.c"));
}
void varid47() { // function parameters
// #3768
{
const char code[] ="void f(std::string &string, std::string &len) {}";
ASSERT_EQUALS("1: void f ( std :: string & string@1 , std :: string & len@2 ) { }\n",
tokenize(code, "test.cpp"));
}
// #4729
{
const char code[] = "int x;\n"
"void a(int x);\n"
"void b() { x = 0; }\n";
ASSERT_EQUALS("1: int x@1 ;\n"
"2: void a ( int x@2 ) ;\n"
"3: void b ( ) { x@1 = 0 ; }\n",
tokenize(code));
}
}
void varid48() { // #3785 - return (a*b)
const char code[] ="int X::f(int b) const { return(a*b); }";
ASSERT_EQUALS("1: int X :: f ( int b@1 ) const { return ( a * b@1 ) ; }\n",
tokenize(code));
}
void varid49() { // #3799 - void f(std::vector<int>)
const char code[] ="void f(std::vector<int>)";
ASSERT_EQUALS("1: void f ( std :: vector < int > )\n",
tokenize(code, "test.cpp"));
}
void varid50() { // #3760 - explicit
const char code[] ="class A { explicit A(const A&); };";
ASSERT_EQUALS("1: class A { explicit A ( const A & ) ; } ;\n",
tokenize(code, "test.cpp"));
}
void varid51() { // don't set varid on template function
const char code[] ="T t; t.x<0>();";
ASSERT_EQUALS("1: T t@1 ; t@1 . x < 0 > ( ) ;\n",
tokenize(code, "test.cpp"));
}
void varid52() {
const char code[] ="A<B<C>::D> e;\n"
"B< C<> > b[10];\n"
"B<C<>> c[10];";
ASSERT_EQUALS("1: A < B < C > :: D > e@1 ;\n"
"2: B < C < > > b@2 [ 10 ] ;\n"
"3: B < C < > > c@3 [ 10 ] ;\n",
tokenize(code, "test.cpp"));
}
void varid53() { // #4172 - Template instantiation: T<&functionName> list[4];
ASSERT_EQUALS("1: A < & f > list@1 [ 4 ] ;\n",
tokenize("A<&f> list[4];", "test.cpp"));
}
void varid54() { // hang
// Original source code: libgc
tokenize("STATIC ptr_t GC_approx_sp(void) { word sp; sp = (word)&sp; return((ptr_t)sp); }");
}