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testsimplifytypedef.cpp
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4655 lines (4141 loc) · 197 KB
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2025 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 "errortypes.h"
#include "fixture.h"
#include "helpers.h"
#include "settings.h"
#include "standards.h"
#include "token.h"
#include "tokenize.h"
#include "tokenlist.h"
#include <cstddef>
#include <string>
#include <utility>
class ErrorLogger;
class TestSimplifyTypedef : public TestFixture {
public:
TestSimplifyTypedef() : TestFixture("TestSimplifyTypedef") {}
private:
const Settings settings0 = settingsBuilder().severity(Severity::style).build();
const Settings settings1 = settingsBuilder().severity(Severity::portability).build();
void run() override {
mNewTemplate = true;
TEST_CASE(c1);
TEST_CASE(c2);
TEST_CASE(canreplace1);
TEST_CASE(canreplace2);
TEST_CASE(canreplace3);
TEST_CASE(canreplace4);
TEST_CASE(cconst);
TEST_CASE(cstruct1);
TEST_CASE(cstruct2);
TEST_CASE(cstruct3);
TEST_CASE(cstruct3);
TEST_CASE(cstruct4);
TEST_CASE(cenum1);
TEST_CASE(cfunction1);
TEST_CASE(cfunction2);
TEST_CASE(cfunction3);
TEST_CASE(cfunction4);
TEST_CASE(cfp1);
TEST_CASE(cfp2);
TEST_CASE(cfp4);
TEST_CASE(cfp5);
TEST_CASE(cfp6);
TEST_CASE(cfp7);
TEST_CASE(carray1);
TEST_CASE(carray2);
TEST_CASE(carray3);
TEST_CASE(carray4);
TEST_CASE(cdonotreplace1);
TEST_CASE(cppfp1);
TEST_CASE(Generic1);
TEST_CASE(simplifyTypedef1);
TEST_CASE(simplifyTypedef2);
TEST_CASE(simplifyTypedef3);
TEST_CASE(simplifyTypedef4);
TEST_CASE(simplifyTypedef5);
TEST_CASE(simplifyTypedef6);
TEST_CASE(simplifyTypedef7);
TEST_CASE(simplifyTypedef8);
TEST_CASE(simplifyTypedef9);
TEST_CASE(simplifyTypedef10);
TEST_CASE(simplifyTypedef11);
TEST_CASE(simplifyTypedef12);
TEST_CASE(simplifyTypedef13);
TEST_CASE(simplifyTypedef14);
TEST_CASE(simplifyTypedef15);
TEST_CASE(simplifyTypedef16);
TEST_CASE(simplifyTypedef17);
TEST_CASE(simplifyTypedef18); // typedef vector<int[4]> a;
TEST_CASE(simplifyTypedef19);
TEST_CASE(simplifyTypedef20);
TEST_CASE(simplifyTypedef21);
TEST_CASE(simplifyTypedef22);
TEST_CASE(simplifyTypedef23);
TEST_CASE(simplifyTypedef24);
TEST_CASE(simplifyTypedef25);
TEST_CASE(simplifyTypedef26);
TEST_CASE(simplifyTypedef27);
TEST_CASE(simplifyTypedef28);
TEST_CASE(simplifyTypedef29);
TEST_CASE(simplifyTypedef30);
TEST_CASE(simplifyTypedef31);
TEST_CASE(simplifyTypedef32);
TEST_CASE(simplifyTypedef33);
TEST_CASE(simplifyTypedef34); // ticket #1411
TEST_CASE(simplifyTypedef35);
TEST_CASE(simplifyTypedef36); // ticket #1434
TEST_CASE(simplifyTypedef37); // ticket #1449
TEST_CASE(simplifyTypedef38);
TEST_CASE(simplifyTypedef43); // ticket #1588
TEST_CASE(simplifyTypedef44);
mNewTemplate = false;
TEST_CASE(simplifyTypedef45); // ticket #1613
mNewTemplate = true;
TEST_CASE(simplifyTypedef46);
TEST_CASE(simplifyTypedef47);
TEST_CASE(simplifyTypedef48); // ticket #1673
TEST_CASE(simplifyTypedef49); // ticket #1691
TEST_CASE(simplifyTypedef50);
TEST_CASE(simplifyTypedef51);
TEST_CASE(simplifyTypedef52); // ticket #1782
TEST_CASE(simplifyTypedef54); // ticket #1814
TEST_CASE(simplifyTypedef55);
TEST_CASE(simplifyTypedef56); // ticket #1829
TEST_CASE(simplifyTypedef57); // ticket #1846
TEST_CASE(simplifyTypedef58); // ticket #1963
TEST_CASE(simplifyTypedef59); // ticket #2011
TEST_CASE(simplifyTypedef60); // ticket #2035
TEST_CASE(simplifyTypedef61); // ticket #2074 and 2075
TEST_CASE(simplifyTypedef62); // ticket #2082
TEST_CASE(simplifyTypedef63); // ticket #2175 'typedef float x[3];'
TEST_CASE(simplifyTypedef64);
TEST_CASE(simplifyTypedef65); // ticket #2314
TEST_CASE(simplifyTypedef66); // ticket #2341
TEST_CASE(simplifyTypedef67); // ticket #2354
TEST_CASE(simplifyTypedef68); // ticket #2355
TEST_CASE(simplifyTypedef69); // ticket #2348
TEST_CASE(simplifyTypedef70); // ticket #2348
TEST_CASE(simplifyTypedef71); // ticket #2348
TEST_CASE(simplifyTypedef72); // ticket #2375
TEST_CASE(simplifyTypedef73); // ticket #2412
TEST_CASE(simplifyTypedef74); // ticket #2414
TEST_CASE(simplifyTypedef75); // ticket #2426
TEST_CASE(simplifyTypedef76); // ticket #2453
TEST_CASE(simplifyTypedef77); // ticket #2554
TEST_CASE(simplifyTypedef78); // ticket #2568
TEST_CASE(simplifyTypedef79); // ticket #2348
TEST_CASE(simplifyTypedef80); // ticket #2587
TEST_CASE(simplifyTypedef81); // ticket #2603
TEST_CASE(simplifyTypedef82); // ticket #2403
TEST_CASE(simplifyTypedef83); // ticket #2620
TEST_CASE(simplifyTypedef84); // ticket #2630
TEST_CASE(simplifyTypedef85); // ticket #2651
TEST_CASE(simplifyTypedef86); // ticket #2581
TEST_CASE(simplifyTypedef87); // ticket #2651
TEST_CASE(simplifyTypedef88); // ticket #2675
TEST_CASE(simplifyTypedef89); // ticket #2717
TEST_CASE(simplifyTypedef90); // ticket #2718
TEST_CASE(simplifyTypedef91); // ticket #2716
TEST_CASE(simplifyTypedef92); // ticket #2736
TEST_CASE(simplifyTypedef93); // ticket #2738
TEST_CASE(simplifyTypedef94); // ticket #1982
TEST_CASE(simplifyTypedef95); // ticket #2844
TEST_CASE(simplifyTypedef96); // ticket #2886
TEST_CASE(simplifyTypedef97); // ticket #2983 (segmentation fault)
TEST_CASE(simplifyTypedef99); // ticket #2999
TEST_CASE(simplifyTypedef100); // ticket #3000
TEST_CASE(simplifyTypedef101); // ticket #3003 (segmentation fault)
TEST_CASE(simplifyTypedef102); // ticket #3004
TEST_CASE(simplifyTypedef103); // ticket #3007
TEST_CASE(simplifyTypedef104); // ticket #3070
TEST_CASE(simplifyTypedef105); // ticket #3616
TEST_CASE(simplifyTypedef106); // ticket #3619
TEST_CASE(simplifyTypedef107); // ticket #3963 - bad code => segmentation fault
TEST_CASE(simplifyTypedef108); // ticket #4777
TEST_CASE(simplifyTypedef109); // ticket #1823 - rvalue reference
TEST_CASE(simplifyTypedef110); // ticket #6268
TEST_CASE(simplifyTypedef111); // ticket #6345
TEST_CASE(simplifyTypedef112); // ticket #6048
TEST_CASE(simplifyTypedef113); // ticket #7030
TEST_CASE(simplifyTypedef114); // ticket #7058 - skip "struct", AB::..
TEST_CASE(simplifyTypedef115); // ticket #6998
TEST_CASE(simplifyTypedef116); // ticket #5624
TEST_CASE(simplifyTypedef117); // ticket #6507
TEST_CASE(simplifyTypedef118); // ticket #5749
TEST_CASE(simplifyTypedef119); // ticket #7541
TEST_CASE(simplifyTypedef120); // ticket #8357
TEST_CASE(simplifyTypedef121); // ticket #5766
TEST_CASE(simplifyTypedef122); // segmentation fault
TEST_CASE(simplifyTypedef123); // ticket #7406
TEST_CASE(simplifyTypedef124); // ticket #7792
TEST_CASE(simplifyTypedef125); // #8749 - typedef char A[10]; p = new A[1];
TEST_CASE(simplifyTypedef126); // ticket #5953
TEST_CASE(simplifyTypedef127); // ticket #8878
TEST_CASE(simplifyTypedef128); // ticket #9053
TEST_CASE(simplifyTypedef129);
TEST_CASE(simplifyTypedef130); // ticket #9446
TEST_CASE(simplifyTypedef131); // ticket #9446
TEST_CASE(simplifyTypedef132); // ticket #9739 - using
TEST_CASE(simplifyTypedef133); // ticket #9812 - using
TEST_CASE(simplifyTypedef134);
TEST_CASE(simplifyTypedef135); // ticket #10068
TEST_CASE(simplifyTypedef136);
TEST_CASE(simplifyTypedef137);
TEST_CASE(simplifyTypedef138);
mNewTemplate = false;
TEST_CASE(simplifyTypedef139);
mNewTemplate = true;
TEST_CASE(simplifyTypedef140); // #10798
TEST_CASE(simplifyTypedef141); // #10144
TEST_CASE(simplifyTypedef142); // T() when T is a pointer type
TEST_CASE(simplifyTypedef143); // #11506
TEST_CASE(simplifyTypedef144); // #9353
TEST_CASE(simplifyTypedef145); // #9353
TEST_CASE(simplifyTypedef146);
TEST_CASE(simplifyTypedef147);
TEST_CASE(simplifyTypedef148);
TEST_CASE(simplifyTypedef149);
TEST_CASE(simplifyTypedef150);
TEST_CASE(simplifyTypedef151);
TEST_CASE(simplifyTypedef152);
TEST_CASE(simplifyTypedef153);
TEST_CASE(simplifyTypedef154);
TEST_CASE(simplifyTypedef155);
TEST_CASE(simplifyTypedef156);
TEST_CASE(simplifyTypedef157);
TEST_CASE(simplifyTypedef158);
TEST_CASE(simplifyTypedef159);
TEST_CASE(simplifyTypedefFunction1);
TEST_CASE(simplifyTypedefFunction2); // ticket #1685
TEST_CASE(simplifyTypedefFunction3);
TEST_CASE(simplifyTypedefFunction4);
TEST_CASE(simplifyTypedefFunction5);
TEST_CASE(simplifyTypedefFunction6);
TEST_CASE(simplifyTypedefFunction7);
TEST_CASE(simplifyTypedefFunction8);
TEST_CASE(simplifyTypedefFunction9);
TEST_CASE(simplifyTypedefFunction10); // #5191
TEST_CASE(simplifyTypedefFunction11);
TEST_CASE(simplifyTypedefStruct); // #12081 - volatile struct
TEST_CASE(simplifyTypedefShadow); // #4445 - shadow variable
TEST_CASE(simplifyTypedefMacro);
TEST_CASE(simplifyTypedefOriginalName1);
TEST_CASE(simplifyTypedefOriginalName2);
TEST_CASE(simplifyTypedefTokenColumn1);
TEST_CASE(simplifyTypedefTokenColumn2);
TEST_CASE(simplifyTypedefTokenColumn3);
TEST_CASE(typedefInfo1);
TEST_CASE(typedefInfo2);
TEST_CASE(typedefInfo3);
TEST_CASE(typedefInfo4);
}
class TokenizerTest final : public Tokenizer
{
friend class TestSimplifyTypedef;
public:
TokenizerTest(TokenList tokenList, ErrorLogger &errorLogger)
: Tokenizer(std::move(tokenList), errorLogger)
{}
};
struct TokOptions
{
bool simplify = true;
bool debugwarnings = true;
};
#define tok(...) tok_(__FILE__, __LINE__, __VA_ARGS__)
template<size_t size>
std::string tok_(const char* file, int line, const char (&code)[size], const TokOptions& options = make_default_obj()) {
// show warnings about unhandled typedef
const Settings settings = settingsBuilder(settings0).certainty(Certainty::inconclusive).debugwarnings(options.debugwarnings).build();
SimpleTokenizer tokenizer(settings, *this);
ASSERT_LOC(tokenizer.tokenize(code), file, line);
return tokenizer.tokens()->stringifyList(nullptr, !options.simplify);
}
template<size_t size>
std::string simplifyTypedef(const char (&data)[size]) {
TokenList tokenlist{settings1, Standards::Language::CPP};
if (!tokenlist.createTokensFromString(data))
return "";
TokenizerTest tokenizer(std::move(tokenlist), *this);
tokenizer.createLinks();
tokenizer.simplifyTypedef();
return tokenizer.tokens()->stringifyList(nullptr, false);
}
template<size_t size>
std::string simplifyTypedefP(const char (&code)[size]) {
SimpleTokenizer2 tokenizer(settings0, *this, code, "test.cpp");
// Tokenize..
tokenizer.createLinks();
tokenizer.simplifyTypedef();
return tokenizer.tokens()->stringifyList(nullptr, false);
}
#define checkSimplifyTypedef(...) checkSimplifyTypedef_(__FILE__, __LINE__, __VA_ARGS__)
template<size_t size>
void checkSimplifyTypedef_(const char* file, int line, const char (&code)[size]) {
// Tokenize..
// show warnings about unhandled typedef
const Settings settings = settingsBuilder(settings0).certainty(Certainty::inconclusive).debugwarnings().build();
SimpleTokenizer tokenizer(settings, *this);
ASSERT_LOC(tokenizer.tokenize(code), file, line);
}
template<size_t size>
std::string simplifyTypedefC(const char (&data)[size]) {
TokenList tokenlist{settings1, Standards::Language::C};
if (!TokenListHelper::createTokensFromString(tokenlist, data, "file.c"))
return "";
TokenizerTest tokenizer(std::move(tokenlist), *this);
tokenizer.createLinks();
tokenizer.simplifyTypedef();
try {
tokenizer.validate();
} catch (const InternalError&) {
return "";
}
return tokenizer.tokens()->stringifyList(nullptr, false);
}
template<size_t size>
std::string dumpTypedefInfo(const char (&code)[size]) {
TokenList tokenlist{settings1, Standards::Language::C};
if (!TokenListHelper::createTokensFromString(tokenlist, code, "file.c"))
return {};
TokenizerTest tokenizer(std::move(tokenlist), *this);
tokenizer.createLinks();
tokenizer.simplifyTypedef();
try {
tokenizer.validate();
} catch (const InternalError&) {
return {};
}
return tokenizer.dumpTypedefInfo();
}
void c1() {
const char code[] = "typedef int t;\n"
"t x;";
ASSERT_EQUALS("int x ;", simplifyTypedefC(code));
}
void c2() {
const char code[] = "void f1() { typedef int t; t x; }\n"
"void f2() { typedef float t; t x; }\n";
ASSERT_EQUALS("void f1 ( ) { int x ; } void f2 ( ) { float x ; }", simplifyTypedefC(code));
}
void canreplace1() {
const char code[] = "typedef unsigned char u8;\n"
"void f(uint8_t u8) { x = u8 & y; }\n";
ASSERT_EQUALS("void f ( uint8_t u8 ) { x = u8 & y ; }", simplifyTypedefC(code));
}
void canreplace2() {
const char code1[] = "typedef char* entry;\n"
"void f(Y* entry) { for (entry=x->y; entry; entry = entry->next) {} }\n";
ASSERT_EQUALS("void f ( Y * entry ) { for ( entry = x -> y ; entry ; entry = entry -> next ) { } }", simplifyTypedefC(code1));
const char code2[] = "typedef char* entry;\n"
"void f() { dostuff(entry * 2); }\n";
ASSERT_EQUALS("void f ( ) { dostuff ( entry * 2 ) ; }", simplifyTypedefC(code2));
const char code3[] = "typedef char* entry;\n"
"void f() { dostuff(entry * y < z); }\n";
ASSERT_EQUALS("void f ( ) { dostuff ( entry * y < z ) ; }", simplifyTypedefC(code3));
}
void canreplace3() {
const char code1[] = "typedef char* c_str;\n" // #11640
"struct S {\n"
" const char* g() const {\n"
" return s.c_str();\n"
" }\n"
" std::string s;\n"
"};\n";
ASSERT_EQUALS("struct S { const char * g ( ) const { return s . c_str ( ) ; } std :: string s ; } ;", simplifyTypedefC(code1));
}
void canreplace4() {
const char code1[] = "typedef std::vector<int> X;\n" // #12026
"struct S {\n"
" enum E { X };\n"
"};\n";
ASSERT_EQUALS("struct S { enum E { X } ; } ;", simplifyTypedef(code1));
}
void cconst() {
const char code1[] = "typedef void* HWND;\n"
"const HWND x;";
ASSERT_EQUALS("void * const x ;", simplifyTypedef(code1));
const char code2[] = "typedef void (*fp)();\n"
"const fp x;";
ASSERT_EQUALS("void ( * const x ) ( ) ;", simplifyTypedef(code2));
}
void cstruct1() {
const char code[] = "typedef struct { int a; int b; } t;\n"
"t x;";
ASSERT_EQUALS("struct t { int a ; int b ; } ; struct t x ;", simplifyTypedef(code));
ASSERT_EQUALS("struct t { int a ; int b ; } ; struct t x ;", simplifyTypedefC(code));
}
void cstruct2() {
const char code[] = "typedef enum { A, B } t;\n"
"t x;";
ASSERT_EQUALS("enum t { A , B } ; enum t x ;", simplifyTypedef(code));
ASSERT_EQUALS("enum t { A , B } ; enum t x ;", simplifyTypedefC(code));
}
void cstruct3() {
const char code[] = "typedef struct s { int a; int b; } t;\n"
"t x;";
ASSERT_EQUALS("struct s { int a ; int b ; } ; struct s x ;", simplifyTypedefC(code));
}
void cstruct4() {
const char code[] = "typedef struct s { int a; int b; } t;\n"
"struct t x{};";
ASSERT_EQUALS("struct s { int a ; int b ; } ; struct s x { } ;", simplifyTypedefC(code));
}
void cenum1() {
const char code[] = "typedef enum { a, b } E;\n"
"E e;";
ASSERT_EQUALS("enum E { a , b } ; enum E e ;", simplifyTypedefC(code));
}
void cfunction1() {
const char code[] = "typedef int callback(int);\n"
"callback* cb;";
ASSERT_EQUALS("int ( * cb ) ( int ) ;", simplifyTypedefC(code));
}
void cfunction2() {
const char code[] = "typedef int callback(int);\n"
"typedef callback* callbackPtr;\n"
"callbackPtr cb;";
ASSERT_EQUALS("int ( * cb ) ( int ) ;", simplifyTypedefC(code));
}
void cfunction3() {
const char code[] = "typedef int f(int);\n"
"typedef const f cf;\n";
(void)simplifyTypedefC(code);
ASSERT_EQUALS("[file.c:2:9]: (portability) It is unspecified behavior to const qualify a function type. [invalidConstFunctionType]\n", errout_str());
}
void cfunction4() {
const char code[] = "typedef int (func_t) (int);\n" // #12625
"int f(int*, func_t*, int);\n";
ASSERT_EQUALS("int f ( int * , int ( * ) ( int ) , int ) ;", simplifyTypedefC(code));
}
void cfp1() {
const char code[] = "typedef void (*fp)(void * p);\n"
"fp x;";
ASSERT_EQUALS("void ( * x ) ( void * p ) ;", simplifyTypedefC(code));
}
void cfp2() {
const char code[] = "typedef void (*const fp)(void * p);\n"
"fp x;";
ASSERT_EQUALS("void ( * const x ) ( void * p ) ;", simplifyTypedefC(code));
}
void cfp4() {
const char code[] = "typedef struct S Stype ;\n"
"typedef void ( * F ) ( Stype * ) ;\n"
"F func;";
ASSERT_EQUALS("void ( * func ) ( struct S * ) ;", simplifyTypedefC(code));
}
void cfp5() {
const char code[] = "typedef void (*fp)(void);\n"
"typedef fp t;\n"
"void foo(t p);";
ASSERT_EQUALS("void foo ( void ( * p ) ( void ) ) ;", simplifyTypedef(code));
}
void cfp6() {
const char code[] = "typedef void (*fp)(void);\n"
"fp a[10];";
ASSERT_EQUALS("void ( * a [ 10 ] ) ( void ) ;", simplifyTypedef(code));
}
void cfp7() {
const char code[] = "typedef uint32_t ((*fp)(uint32_t n));\n" // #11725
"uint32_t g();\n"
"fp f;\n";
ASSERT_EQUALS("uint32_t g ( ) ; uint32_t ( * f ) ( uint32_t n ) ;", simplifyTypedef(code));
}
void carray1() {
const char code[] = "typedef int t[20];\n"
"t x;";
ASSERT_EQUALS("int x [ 20 ] ;", simplifyTypedefC(code));
}
void carray2() {
const char code[] = "typedef double t[4];\n"
"t x[10];";
ASSERT_EQUALS("double x [ 10 ] [ 4 ] ;", simplifyTypedef(code));
}
void carray3() {
const char code[] = "typedef int a[256];\n" // #11689
"typedef a b[256];\n"
C614
"b* p;\n";
ASSERT_EQUALS("int ( * p ) [ 256 ] [ 256 ] ;", simplifyTypedef(code));
const char code1[] = "typedef int a[1];\n"
"typedef a b[2];\n"
"typedef b c[3];\n"
"c* p;\n";
ASSERT_EQUALS("int ( * p ) [ 3 ] [ 2 ] [ 1 ] ;", simplifyTypedef(code1));
}
void carray4() {
const char code[] = "typedef int arr[12];\n" // #12019
"void foo() { arr temp = {0}; }\n";
ASSERT_EQUALS("void foo ( ) { int temp [ 12 ] = { 0 } ; }", tok(code));
}
void cdonotreplace1() {
const char code[] = "typedef int t;\n"
"int* t;";
ASSERT_EQUALS("int * t ;", simplifyTypedefC(code));
}
void cppfp1() {
const char code[] = "typedef void (*fp)(void);\n"
"typedef fp t;\n"
"void foo(t p);";
ASSERT_EQUALS("void foo ( void ( * p ) ( void ) ) ;", tok(code));
}
void Generic1() {
const char code[] = "typedef void func(void);\n"
"_Generic((x), func: 1, default: 2);";
ASSERT_EQUALS("_Generic ( x , void ( ) : 1 , default : 2 ) ;", tok(code));
}
void simplifyTypedef1() {
const char code[] = "class A\n"
"{\n"
"public:\n"
" typedef wchar_t duplicate;\n"
" void foo() {}\n"
"};\n"
"typedef A duplicate;\n"
"int main()\n"
"{\n"
" duplicate a;\n"
" a.foo();\n"
" A::duplicate c = 0;\n"
"}";
const char expected[] =
"class A "
"{ "
"public: "
""
"void foo ( ) { } "
"} ; "
"int main ( ) "
"{ "
"A a ; "
"a . foo ( ) ; "
"wchar_t c ; c = 0 ; "
"}";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef2() {
const char code[] = "class A;\n"
"typedef A duplicate;\n"
"class A\n"
"{\n"
"public:\n"
"typedef wchar_t duplicate;\n"
"duplicate foo() { wchar_t b; return b; }\n"
"};";
const char expected[] =
"class A ; "
"class A "
"{ "
"public: "
""
"wchar_t foo ( ) { wchar_t b ; return b ; } "
"} ;";
ASSERT_EQUALS(expected, tok(code));
}
void simplifyTypedef3() {
const char code[] = "class A {};\n"
"typedef A duplicate;\n"
"wchar_t foo()\n"
"{\n"
"typedef wchar_t duplicate;\n"
"duplicate b;\n"
"return b;\n"
"}\n"
"int main()\n"
"{\n"
"duplicate b;\n"
"}";
const char expected[] =
"class A { } ; "
"wchar_t foo ( ) "
"{ "
""
"wchar_t b ; "
"return b ; "
"} "
"int main ( ) "
"{ "
"A b ; "
"}";
ASSERT_EQUALS(expected, tok(code));
}
void simplifyTypedef4() {
const char code[] = "typedef int s32;\n"
"typedef unsigned int u32;\n"
"void f()\n"
"{\n"
" s32 ivar = -2;\n"
" u32 uvar = 2;\n"
" return uvar / ivar;\n"
"}";
const char expected[] =
"void f ( ) "
"{ "
"int ivar ; ivar = -2 ; "
"unsigned int uvar ; uvar = 2 ; "
"return uvar / ivar ; "
"}";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef5() {
// ticket #780
const char code[] =
"typedef struct yy_buffer_state *YY_BUFFER_STATE;\n"
"void f()\n"
"{\n"
" YY_BUFFER_STATE state;\n"
"}";
const char expected[] =
"void f ( ) "
"{ "
"struct yy_buffer_state * state ; "
"}";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef6() {
// ticket #983
const char code[] =
"namespace VL {\n"
" typedef float float_t ;\n"
" inline VL::float_t fast_atan2(VL::float_t y, VL::float_t x){}\n"
"}";
const char expected[] =
"namespace VL { "
""
"float fast_atan2 ( float y , float x ) { } "
"}";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
// ticket #11373
const char code1[] =
"typedef int foo;\n"
"inline foo f();\n";
const char expected1[] = "int f ( ) ;";
ASSERT_EQUALS(expected1, tok(code1, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef7() {
const char code[] = "typedef int abc ; "
"Fred :: abc f ;";
const char expected[] = "Fred :: abc f ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef8() {
const char code[] = "typedef int INT;\n"
"typedef unsigned int UINT;\n"
"typedef int * PINT;\n"
"typedef unsigned int * PUINT;\n"
"typedef int & RINT;\n"
"typedef unsigned int & RUINT;\n"
"typedef const int & RCINT;\n"
"typedef const unsigned int & RCUINT;\n"
"INT
45AC
ti;\n"
"UINT tui;\n"
"PINT tpi;\n"
"PUINT tpui;\n"
"RINT tri;\n"
"RUINT trui;\n"
"RCINT trci;\n"
"RCUINT trcui;";
const char expected[] =
"int ti ; "
"unsigned int tui ; "
"int * tpi ; "
"unsigned int * tpui ; "
"int & tri ; "
"unsigned int & trui ; "
"const int & trci ; "
"const unsigned int & trcui ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef9() {
const char code[] = "typedef struct s S, * PS;\n"
"typedef struct t { int a; } T, *TP;\n"
"typedef struct { int a; } U;\n"
"typedef struct { int a; } * V;\n"
"S s;\n"
"PS ps;\n"
"T t;\n"
"TP tp;\n"
"U u;\n"
"V v;";
const char expected[] =
"struct t { int a ; } ; "
"struct U { int a ; } ; "
"struct V { int a ; } ; "
"struct s s ; "
"struct s * ps ; "
"struct t t ; "
"struct t * tp ; "
"struct U u ; "
"struct V * v ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef10() {
const char code[] = "typedef union s S, * PS;\n"
"typedef union t { int a; float b ; } T, *TP;\n"
"typedef union { int a; float b; } U;\n"
"typedef union { int a; float b; } * V;\n"
"S s;\n"
"PS ps;\n"
"T t;\n"
"TP tp;\n"
"U u;\n"
"V v;";
const char expected[] =
"union t { int a ; float b ; } ; "
"union U { int a ; float b ; } ; "
"union V { int a ; float b ; } ; "
"union s s ; "
"union s * ps ; "
"union t t ; "
"union t *
C614
tp ; "
"union U u ; "
"union V * v ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef11() {
const char code[] = "typedef enum { a = 0 , b = 1 , c = 2 } abc;\n"
"typedef enum xyz { x = 0 , y = 1 , z = 2 } XYZ;\n"
"abc e1;\n"
"XYZ e2;";
const char expected[] = "enum abc { a = 0 , b = 1 , c = 2 } ; "
"enum xyz { x = 0 , y = 1 , z = 2 } ; "
"enum abc e1 ; "
"enum xyz e2 ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef12() {
const char code[] = "typedef vector<int> V1;\n"
"typedef std::vector<int> V2;\n"
"typedef std::vector<std::vector<int> > V3;\n"
"typedef std::list<int>::iterator IntListIterator;\n"
"V1 v1;\n"
"V2 v2;\n"
"V3 v3;\n"
"IntListIterator iter;";
const char expected[] =
"vector < int > v1 ; "
"std :: vector < int > v2 ; "
"std :: vector < std :: vector < int > > v3 ; "
"std :: list < int > :: iterator iter ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef13() {
// ticket # 1167 (InternalError)
const char code[] = "typedef std::pair<int(*)(void*), void*> Func;"
"typedef std::vector<Func> CallQueue;"
"int main() {}";
// Tokenize and check output..
ASSERT_NO_THROW(tok(code));
ASSERT_EQUALS("", errout_str());
}
void simplifyTypedef14() {
// ticket # 1232
const char code[] = "template <typename F, unsigned int N> struct E"
"{"
" typedef E<F,(N>0)?(N-1):0> v;"
" typedef typename add<v,v>::val val;"
" FP_M(val);"
"};"
"template <typename F> struct E <F,0>"
"{"
" typedef typename D<1>::val val;"
" FP_M(val);"
"};";
// Tokenize and check output..
TODO_ASSERT_THROW(tok(code, dinit(TokOptions, $.debugwarnings = false)), InternalError); // TODO: Do not throw exception
//ASSERT_EQUALS("", errout_str());
}
void simplifyTypedef15() {
{
const char code[] = "typedef char frame[10];\n"
"frame f;";
const char expected[] = "char f [ 10 ] ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
{
const char code[] = "typedef unsigned char frame[10];\n"
"frame f;";
const char expected[] = "unsigned char f [ 10 ] ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
}
void simplifyTypedef16() {
// ticket # 1252 (InternalError)
const char code[] = "typedef char MOT8;\n"
"typedef MOT8 CHFOO[4096];\n"
"typedef struct {\n"
" CHFOO freem;\n"
"} STRFOO;";
// Tokenize and check output..
ASSERT_NO_THROW(tok(code));
ASSERT_EQUALS("", errout_str());
}
void simplifyTypedef17() {
const char code[] = "typedef char * PCHAR, CHAR;\n"
"PCHAR pc;\n"
"CHAR c;";
const char expected[] =
"char * pc ; "
"char c ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
void simplifyTypedef18() {
const char code[] = "typedef vector<int[4]> a;\n"
"a b;";
ASSERT_EQUALS("vector < int [ 4 ] > b ;", tok(code));
}
void simplifyTypedef19() {
{
// ticket #1275
const char code[] = "typedef struct {} A, *B, **C;\n"
"A a;\n"
"B b;\n"
"C c;";
const char expected[] =
"struct A { } ; "
"struct A a ; "
"struct A * b ; "
"struct A * * c ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
{
const char code[] = "typedef struct {} A, *********B;\n"
"A a;\n"
"B b;";
const char expected[] =
"struct A { } ; "
"struct A a ; "
"struct A * * * * * * * * * b ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
{
const char code[] = "typedef struct {} **********A, *B, C;\n"
"A a;\n"
"B b;\n"
"C c;";
const char expected[] =
"struct Unnamed0 { } ; "
"struct Unnamed0 * * * * * * * * * * a ; "
"struct Unnamed0 * b ; "
"struct Unnamed0 c ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
}
void simplifyTypedef20() {
// ticket #1284
const char code[] = "typedef jobject invoke_t (jobject, Proxy *, Method *, JArray< jobject > *);";
ASSERT_EQUALS(";", tok(code));
}
void simplifyTypedef21() {
const char code[] = "typedef void (* PF)();\n"
"typedef void * (* PFV)(void *);\n"
"PF pf;\n"
"PFV pfv;";
const char expected[] =
""
""
"void ( * pf ) ( ) ; "
"void * ( * pfv ) ( void * ) ;";
ASSERT_EQUALS(expected, simplifyTypedef(code));
}
void simplifyTypedef22() {
{
const char code[] = "class Fred {\n"
" typedef void (*testfp)();\n"
" testfp get() { return test; }\n"
" static void test() { }\n"
"};";
const char expected[] =
"class Fred { "
""
"void * get ( ) { return test ; } "
"static void test ( ) { } "
"} ;";
ASSERT_EQUALS(expected, tok(code, dinit(TokOptions, $.simplify = false)));
}
{
const char code[] = "class Fred {\n"
" typedef void * (*testfp)(void *);\n"