fixed some compiler errors with USE_BOOST_INT128 (#7833)

Author: firewave

lib/checkbufferoverrun.cpp

@@ -564,7 +564,7 @@ ValueFlow::Value CheckBufferOverrun::getBufferSize(const Token *bufTok) const
     if (!var || var->isPointer())
         return ValueFlow::Value(-1);
 
-    const MathLib::bigint dim = std::accumulate(var->dimensions().cbegin(), var->dimensions().cend(), 1LL, [](MathLib::bigint i1, const Dimension &dim) {
+    const MathLib::bigint dim = std::accumulate(var->dimensions().cbegin(), var->dimensions().cend(), MathLib::bigint(1), [](MathLib::bigint i1, const Dimension &dim) {
         return i1 * dim.num;
     });
 

lib/checktype.cpp

@@ -511,7 +511,7 @@ void CheckType::checkFloatToIntegerOverflow(const Token *tok, const ValueType *v
                 bits = mSettings->platform.long_long_bit;
             else
                 continue;
-            if (bits < MathLib::bigint_bits && f.floatValue >= (static_cast<MathLib::biguint>(1) << bits))
+            if (bits < MathLib::bigint_bits && f.floatValue >= (1ULL << bits))
                 floatToIntegerOverflowError(tok, f);
         }
     }

lib/clangimport.cpp

@@ -785,7 +785,7 @@ Token *clangimport::AstNode::createTokens(TokenList &tokenList)
     if (nodeType == BreakStmt)
         return addtoken(tokenList, "break");
     if (nodeType == CharacterLiteral) {
-        const int c = MathLib::toBigNumber(mExtTokens.back());
+        const int c = static_cast<int>(MathLib::toBigNumber(mExtTokens.back()));
         if (c == 0)
             return addtoken(tokenList, "\'\\0\'");
         if (c == '\r')
@@ -1582,7 +1582,7 @@ static void setValues(const Tokenizer &tokenizer, const SymbolDatabase *symbolDa
 
         MathLib::bigint typeSize = 0;
         for (const Variable &var: scope.varlist) {
-            const int mul = std::accumulate(var.dimensions().cbegin(), var.dimensions().cend(), 1, [](int v, const Dimension& dim) {
+            const MathLib::bigint mul = std::accumulate(var.dimensions().cbegin(), var.dimensions().cend(), MathLib::bigint(1), [](MathLib::bigint v, const Dimension& dim) {
                 return v * dim.num;
             });
             if (var.valueType())

lib/token.h

@@ -778,10 +778,10 @@ class CPPCHECKLIB Token {
     bool setBits(const MathLib::bigint b) {
         const MathLib::bigint max = std::numeric_limits<short>::max();
         if (b > max) {
-            mImpl->mBits = max;
+            mImpl->mBits = static_cast<short>(max);
             return false;
         }
-        mImpl->mBits = b < 0 ? -1 : b;
+        mImpl->mBits = b < 0 ? -1 : static_cast<short>(b);
         return true;
     }
 

lib/tokenize.cpp

@@ -10025,7 +10025,7 @@ void Tokenizer::simplifyBitfields()
         }
 
         const auto tooLargeError = [this](const Token *tok) {
-            const MathLib::bigint max = std::numeric_limits<short>::max();
+            const auto max = std::numeric_limits<short>::max();
             reportError(tok,
                         Severity::warning,
                         "tooLargeBitField",

lib/valueflow.cpp

@@ -445,7 +445,7 @@ static Result accumulateStructMembers(const Scope* scope, F f, ValueFlow::Accura
         if (const ValueType* vt = var.valueType()) {
             if (vt->type == ValueType::Type::RECORD && vt->typeScope == scope)
                 return {0, false};
-            const MathLib::bigint dim = std::accumulate(var.dimensions().cbegin(), var.dimensions().cend(), 1LL, [](MathLib::bigint i1, const Dimension& dim) {
+            const MathLib::bigint dim = std::accumulate(var.dimensions().cbegin(), var.dimensions().cend(), MathLib::bigint(1), [](MathLib::bigint i1, const Dimension& dim) {
                 return i1 * dim.num;
             });
             if (var.nameToken()->scope() != scope && var.nameToken()->scope()->definedType) { // anonymous union

test/testclangimport.cpp

@@ -1279,7 +1279,7 @@ class TestClangImport : public TestFixture {
         ASSERT(!!tok);
         tok = tok->next();
         ASSERT(tok->hasKnownIntValue());
-        ASSERT_EQUALS(44, tok->getKnownIntValue());
+        ASSERT_EQUALS(MathLib::bigint(44), tok->getKnownIntValue());
     }
 
     void valueFlow2() {