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Fix #14340 FN containerOutOfBounds with std::initializer_list #8059

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Fix #14340 FN containerOutOfBounds with std::initializer_list #8059

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db61234
Fix #14340 FN containerOutOfBounds with std::initializer_list
web-flow Dec 21, 2025
3a7f218
Fix
web-flow Dec 21, 2025
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10 changes: 10 additions & 0 deletions cfg/std.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -9009,6 +9009,16 @@ initializer list (7) string& replace (const_iterator i1, const_iterator i2, init
<container id="stdBasicStringView" startPattern="std :: basic_string_view &lt;" inherits="stdAllStringView">
<type templateParameter="0"/>
</container>
<container id="stdInitializerList" startPattern="std :: initializer_list &lt;" endPattern="&gt; !!::" opLessAllowed="false" itEndPattern="&gt; :: iterator|const_iterator" hasInitializerListConstructor="true">
<type templateParameter="0"/>
<size>
<function name="size" yields="size" returnType="std::size_t"/>
</size>
<access>
<function name="begin" yields="start-iterator"/>
<function name="end" yields="end-iterator"/>
</access>
</container>
<container id="stdStringView" startPattern="std :: string_view|wstring_view|u16string_view|u32string_view" endPattern="" inherits="stdAllStringView"/>
<container id="stdExperimentalStringView" startPattern="std :: experimental :: string_view|wstring_view|u16string_view|u32string_view" endPattern="" inherits="stdAllStringView"/>
<container id="stdExperimentalBasicStringView" startPattern="std :: experimental :: basic_string_view &lt;" inherits="stdBasicStringView" />
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2 changes: 2 additions & 0 deletions lib/checkother.cpp
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Expand Up @@ -1513,6 +1513,8 @@ void CheckOther::commaSeparatedReturnError(const Token *tok)
static bool isLargeContainer(const Variable* var, const Settings& settings)
{
const ValueType* vt = var->valueType();
if (vt->container->startPattern == "std :: initializer_list <")
return false;
if (vt->container->size_templateArgNo < 0)
return true;
const std::size_t maxByValueSize = 2 * settings.platform.sizeof_pointer;
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12 changes: 12 additions & 0 deletions test/cfg/std.cpp
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Expand Up @@ -5307,3 +5307,15 @@ void containerOutOfBounds_std_string(std::string &var) { // #11403
// TODO cppcheck-suppress containerOutOfBounds
var+= s5[3];
}

int containerOutOfBounds_std_initializer_list_access(const std::vector<int>& v) {
// cppcheck-suppress containerOutOfBounds
return v[2];
}

int containerOutOfBounds_std_initializer_list() { // #14340
std::initializer_list<int> x{ 1, 2 };
// cppcheck-suppress derefInvalidIterator
int i = *x.end();
return i + containerOutOfBounds_std_initializer_list_access(x);
}
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