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Fix undefined behavior in CheckBitsFit bit-shift on size_t

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This commit is contained in:
Ben Gertzfield
2016-04-29 12:57:48 -07:00
parent 77742a3fba
commit 3400727fff
2 changed files with 38 additions and 7 deletions
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28
tests/test.cpp
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@@ -819,6 +819,33 @@ void EnumStringsTest() {
"{ F:[ \"E.C\", \"E.A E.B E.C\" ] }"), true);
}
void IntegerOutOfRangeTest() {
TestError("table T { F:byte; } root_type T; { F:256 }",
"constant does not fit");
TestError("table T { F:byte; } root_type T; { F:-257 }",
"constant does not fit");
TestError("table T { F:ubyte; } root_type T; { F:256 }",
"constant does not fit");
TestError("table T { F:ubyte; } root_type T; { F:-257 }",
"constant does not fit");
TestError("table T { F:short; } root_type T; { F:65536 }",
"constant does not fit");
TestError("table T { F:short; } root_type T; { F:-65537 }",
"constant does not fit");
TestError("table T { F:ushort; } root_type T; { F:65536 }",
"constant does not fit");
TestError("table T { F:ushort; } root_type T; { F:-65537 }",
"constant does not fit");
TestError("table T { F:int; } root_type T; { F:4294967296 }",
"constant does not fit");
TestError("table T { F:int; } root_type T; { F:-4294967297 }",
"constant does not fit");
TestError("table T { F:uint; } root_type T; { F:4294967296 }",
"constant does not fit");
TestError("table T { F:uint; } root_type T; { F:-4294967297 }",
"constant does not fit");
}
void UnicodeTest() {
flatbuffers::Parser parser;
TEST_EQ(parser.Parse("table T { F:string; }"
@@ -878,6 +905,7 @@ int main(int /*argc*/, const char * /*argv*/[]) {
ErrorTest();
ScientificTest();
EnumStringsTest();
IntegerOutOfRangeTest();
UnicodeTest();
UnknownFieldsTest();