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windows.cfg: deprecate '_alloca()'. Ref. https://docs.microsoft.com/en-us/cpp/c-runtime-library/reference/alloca?view=msvc-170

This commit is contained in:
orbitcowboy 2022-07-29 21:41:32 +02:00
parent cfa5cd4849
commit 1934386738
2 changed files with 7 additions and 6 deletions
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10
cfg/windows.cfg
View File

@ -5369,8 +5369,7 @@ HFONT CreateFont(
<not-bool/> <not-bool/>
</arg> </arg>
</function> </function>
<!--void *_malloca( <!--void *_malloca(size_t size);-->
size_t size);-->
<function name="_malloca"> <function name="_malloca">
<returnValue type="void *"/> <returnValue type="void *"/>
<use-retval/> <use-retval/>
@ -5380,8 +5379,7 @@ HFONT CreateFont(
<valid>0:</valid> <valid>0:</valid>
</arg> </arg>
</function> </function>
<!--void *_alloca( <!--void *_alloca(size_t size);-->
size_t size);-->
<function name="_alloca"> <function name="_alloca">
<returnValue type="void *"/> <returnValue type="void *"/>
<noreturn>false</noreturn> <noreturn>false</noreturn>
@ -5390,9 +5388,9 @@ HFONT CreateFont(
<not-uninit/> <not-uninit/>
<valid>0:</valid> <valid>0:</valid>
</arg> </arg>
<warn severity="style" alternatives="_malloca">This function is deprecated because a more secure version is available '_malloca'.</warn>
</function> </function>
<!--void _freea( <!--void _freea(void *memblock);-->
void *memblock);-->
<function name="_freea"> <function name="_freea">
<noreturn>false</noreturn> <noreturn>false</noreturn>
<returnValue type="void"/> <returnValue type="void"/>

3
test/cfg/windows.cpp
View File

@ -260,6 +260,7 @@ void validCode()
void *pMem1 = _malloca(1); void *pMem1 = _malloca(1);
_freea(pMem1); _freea(pMem1);
// Memory from _alloca must not be freed // Memory from _alloca must not be freed
// cppcheck-suppress _allocaCalled
void *pMem2 = _alloca(10); void *pMem2 = _alloca(10);
memset(pMem2, 0, 10); memset(pMem2, 0, 10);
@ -683,6 +684,7 @@ void ignoredReturnValue()
// cppcheck-suppress leakReturnValNotUsed // cppcheck-suppress leakReturnValNotUsed
_malloca(10); _malloca(10);
// cppcheck-suppress ignoredReturnValue // cppcheck-suppress ignoredReturnValue
// cppcheck-suppress _allocaCalled
_alloca(5); _alloca(5);
// cppcheck-suppress ignoredReturnValue // cppcheck-suppress ignoredReturnValue
@ -745,6 +747,7 @@ void invalidFunctionArg()
_freea(pMem); _freea(pMem);
// FIXME cppcheck-suppress unreadVariable // FIXME cppcheck-suppress unreadVariable
// cppcheck-suppress invalidFunctionArg // cppcheck-suppress invalidFunctionArg
// cppcheck-suppress _allocaCalled
pMem = _alloca(-5); pMem = _alloca(-5);
} }