fix some typos found by codespell.

.travis.yml

@@ -49,7 +49,7 @@ script:
   - if [[  "$CHECK_LLVM" == "yes" ]] && [[ "$CC" == "clang" ]]; then wget "https://github.com/llvm-mirror/llvm/archive/7733e74e5454d6f18da28c06be917c1e73d12d01.zip"  & make -j 4 & wait; unzip 7733e74e5454d6f18da28c06be917c1e73d12d01.zip > /dev/null;  touch /tmp/llvm.cppcheck;  cd ./llvm-7733e74e5454d6f18da28c06be917c1e73d12d01 ; ../cppcheck . --max-configs=1 --enable=all --inconclusive --exception-handling --template="{callstack} ({severity}) {message} [{id}]" -j 2 |& tee /tmp/llvm.cppcheck; cd ../ ; echo "LLVM"  ; ! grep "process crashed with signal\|Internal error\. compiled" /tmp/llvm.cppcheck; exit; fi
 # check if dmake needs to be rerun but if yes, don't fail the build but notify us.
 # to update dmake: "make dmake; ./dmake; and commit
-  - echo "If the following commmand fails, run 'make dmake; make run-dmake' and commit the resulting change."
+  - echo "If the following command fails, run 'make dmake; make run-dmake' and commit the resulting change."
   - if [[ "$CHECK_MAKEFILE_REGEN" == "true" ]]; then make -s dmake; make -s run-dmake ; git diff --exit-code; exit; fi
 # check with TEST_MATHLIB_VALUE enabled
   - touch lib/mathlib.cpp test/testmathlib.cpp

cli/threadexecutor.h

@@ -92,7 +92,7 @@ class ThreadExecutor : public ErrorLogger {
 
     /**
      * @brief Check load average condition
-     * @param nchildren - count of currently runned children
+     * @param nchildren - count of currently ran children
      * @return true - if new process can be started
      */
     bool checkLoadAverage(size_t nchildren);

lib/importproject.cpp

@@ -432,7 +432,7 @@ static void importPropertyGroup(const tinyxml2::XMLElement *node, std::map<std::
 static void loadVisualStudioProperties(const std::string &props, std::map<std::string,std::string,cppcheck::stricmp> *variables, std::string *includePath, const std::string &additionalIncludeDirectories, std::list<ItemDefinitionGroup> &itemDefinitionGroupList)
 {
     std::string filename(props);
-    // variables cant be resolved
+    // variables can't be resolved
     if (!simplifyPathWithVariables(filename, *variables))
         return;
 

lib/symboldatabase.cpp

@@ -3219,7 +3219,7 @@ bool Function::isImplicitlyVirtual_rec(const ::Type* baseType, bool& safe) const
 
             if (!derivedFromType->derivedFrom.empty() && !derivedFromType->hasCircularDependencies()) {
                 // avoid endless recursion, see #5289 Crash: Stack overflow in isImplicitlyVirtual_rec when checking SVN and
-                // #5590 with a loop within the class hierarchie.
+                // #5590 with a loop within the class hierarchy.
                 if (isImplicitlyVirtual_rec(derivedFromType, safe))  {
                     return true;
                 }

lib/symboldatabase.h

@@ -147,7 +147,7 @@ class CPPCHECKLIB Type {
     const Function* getFunction(const std::string& funcName) const;
 
     /**
-    * Check for circulare dependencies, i.e. loops within the class hierarchie
+    * Check for circulare dependencies, i.e. loops within the class hierarchy
     * @param ancestors list of ancestors. For internal usage only, clients should not supply this argument.
     * @return true if there is a circular dependency
     */

lib/tokenize.cpp

@@ -3492,7 +3492,7 @@ bool Tokenizer::simplifySizeof()
                 if (Token::Match(decltok, "%name% [") && Token::simpleMatch(decltok->linkAt(1), "] [")) {
                     const Token *tok2 = decltok;
                     for (unsigned int i = 0; i < derefs; i++)
-                        tok2 = tok2->linkAt(1); // Skip all dimensions that are derefenced before the sizeof call
+                        tok2 = tok2->linkAt(1); // Skip all dimensions that are dereferenced before the sizeof call
                     while (Token::Match(tok2, "] [ %num% ]")) {
                         size *= MathLib::toULongNumber(tok2->strAt(2));
                         tok2 = tok2->linkAt(1);
@@ -10148,4 +10148,3 @@ const Token *Tokenizer::findSQLBlockEnd(const Token *tokSQLStart)
 
     return tokLastEnd;
 }
-

lib/valueflow.cpp

@@ -1896,7 +1896,7 @@ static bool valueFlowForward(Token * const               startToken,
                 }
                 if (values.empty()) {
                     if (settings->debugwarnings)
-                        bailout(tokenlist, errorLogger, tok2, "coumpound assignment of " + tok2->str());
+                        bailout(tokenlist, errorLogger, tok2, "compound assignment of " + tok2->str());
                     return false;
                 }
             }
@@ -3292,5 +3292,3 @@ std::string ValueFlow::eitherTheConditionIsRedundant(const Token *condition)
     }
     return "Either the condition '" + condition->expressionString() + "' is redundant";
 }
-
-

test/testmathlib.cpp

@@ -1141,7 +1141,7 @@ class TestMathLib : public TestFixture {
         // `A` is 0x41 and 0101
         ASSERT_EQUALS("A", MathLib::normalizeCharacterLiteral("\\x41"));
         ASSERT_EQUALS("A", MathLib::normalizeCharacterLiteral("\\101"));
-        // Hexa and octal numbers should not only be intepreted in byte 1
+        // Hexa and octal numbers should not only be interpreted in byte 1
         ASSERT_EQUALS("TESTATEST", MathLib::normalizeCharacterLiteral("TEST\\x41TEST"));
         ASSERT_EQUALS("TESTATEST", MathLib::normalizeCharacterLiteral("TEST\\101TEST"));
         ASSERT_EQUALS("TESTTESTA", MathLib::normalizeCharacterLiteral("TESTTEST\\x41"));

test/testtokenize.cpp

@@ -5579,15 +5579,15 @@ class TestTokenizer : public TestFixture {
         ASSERT_EQUALS("void foo ( ) { std :: swap ( a , b ) ; }", tokenizeAndStringify(code4, false));
 
         static const char code5[] = "using namespace std;\n"
-                                    "void foo() {map(a, b); }"; // Thats obviously not std::map<>
+                                    "void foo() {map(a, b); }"; // That's obviously not std::map<>
         ASSERT_EQUALS("void foo ( ) { map ( a , b ) ; }", tokenizeAndStringify(code5, false));
 
         static const char code6[] = "using namespace std;\n"
-                                    "string<wchar_t> s;"; // Thats obviously not std::string
+                                    "string<wchar_t> s;"; // That's obviously not std::string
         ASSERT_EQUALS("string < wchar_t > s ;", tokenizeAndStringify(code6, false));
 
         static const char code7[] = "using namespace std;\n"
-                                    "swap s;"; // Thats obviously not std::swap
+                                    "swap s;"; // That's obviously not std::swap
         ASSERT_EQUALS("swap s ;", tokenizeAndStringify(code7, false));
 
         static const char code8[] = "using namespace std;\n"

tools/matchcompiler.py

@@ -544,7 +544,7 @@ def _replaceTokenFindMatch(self, line, linenr, filename):
                     varId = res[3]
 
             # endToken support. We resolve the overloaded type by checking if varId is used or not.
-            # Function protoypes:
+            # Function prototypes:
             #     Token *findsimplematch(const Token *tok, const char pattern[]);
             #     Token *findsimplematch(const Token *tok, const char pattern[], const Token *end);
             #     Token *findmatch(const Token *tok, const char pattern[], unsigned int varId = 0);