walkero
/
cppcheck
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Fix FN for signed short passed as %hx into printf

This commit is contained in:
Dmitry-Me 2017-11-21 22:17:02 +03:00
parent c6bf881ee6
commit 4ac56a55be
2 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/checkio.cpp
View File

@ -996,7 +996,7 @@ void CheckIO::checkFormatString(const Token * const tok,
if (specifier[1] == 'h') {
if (!(argInfo.typeToken->str() == "char" && argInfo.typeToken->isUnsigned()))
invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
} else if (argInfo.typeToken->str() != "short")
} else if (!(argInfo.typeToken->str() == "short" && argInfo.typeToken->isUnsigned()))
invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
break;
case 'l':

3
test/testio.cpp
View File

@ -3255,6 +3255,7 @@ private:
"}");
ASSERT_EQUALS("[test.cpp:2]: (warning) %hx in format string (no. 1) requires 'unsigned short' but the argument type is 'char'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 2) requires 'unsigned short' but the argument type is 'unsigned char'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 3) requires 'unsigned short' but the argument type is 'signed short'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 5) requires 'unsigned short' but the argument type is 'signed int'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 6) requires 'unsigned short' but the argument type is 'unsigned int'.\n"
"[test.cpp:2]: (warning) %hx in format string (no. 7) requires 'unsigned short' but the argument type is 'signed long'.\n"
@ -3496,7 +3497,7 @@ private:
TEST_PRINTF_WARN("%hx", "unsigned short", "char");
TEST_PRINTF_WARN("%hx", "unsigned short", "signed char");
TEST_PRINTF_WARN("%hx", "unsigned short", "unsigned char");
//TODO TEST_PRINTF_WARN("%hx", "unsigned short", "signed short");
TEST_PRINTF_WARN("%hx", "unsigned short", "signed short");
TEST_PRINTF_NOWARN("%hx", "unsigned short", "unsigned short");
TEST_PRINTF_WARN("%hx", "unsigned short", "signed int");
TEST_PRINTF_WARN("%hx", "unsigned short", "unsigned int");