Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Please Ignore Try less limit on MSVC #3037

Closed
wants to merge 4 commits into from
Closed
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion icu4c/source/common/messagepattern.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -437,7 +437,7 @@ MessagePattern::parseMessage(int32_t index, int32_t msgStartLength,
if(U_FAILURE(errorCode)) {
return 0;
}
if(nestingLevel>Part::MAX_VALUE) {
if(nestingLevel>Part::MAX_NESTED_LEVELS) {
errorCode=U_INDEX_OUTOFBOUNDS_ERROR;
return 0;
}
Expand Down
1 change: 1 addition & 0 deletions icu4c/source/common/unicode/messagepattern.h
Original file line number Diff line number Diff line change
Expand Up @@ -821,6 +821,7 @@ class U_COMMON_API MessagePattern : public UObject {

static const int32_t MAX_LENGTH=0xffff;
static const int32_t MAX_VALUE=0x7fff;
static const int32_t MAX_NESTED_LEVELS=0x03ff;

// Some fields are not final because they are modified during pattern parsing.
// After pattern parsing, the parts are effectively immutable.
Expand Down
18 changes: 18 additions & 0 deletions icu4c/source/test/intltest/msfmrgts.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ MessageFormatRegressionTest::runIndexedTest( int32_t index, UBool exec, const ch
TESTCASE_AUTO(TestChoicePatternQuote);
TESTCASE_AUTO(Test4112104);
TESTCASE_AUTO(TestICU12584);
TESTCASE_AUTO(TestICU22798);
TESTCASE_AUTO(TestAPI);
TESTCASE_AUTO_END;
}
Expand Down Expand Up @@ -1013,6 +1014,23 @@ void MessageFormatRegressionTest::TestICU12584() {
inner_msg.getFormats(count);
assertEquals("Inner placeholder match", 3, count);
}
void MessageFormatRegressionTest::TestICU22798() {
// Test deep nested choice will not cause stack overflow but return error
// instead.
UErrorCode status = U_ZERO_ERROR;
UnicodeString pattern;
constexpr static int testNestedLevel = 30000;
for (int i = 0; i < testNestedLevel; i++) {
pattern += u"A{0,choice,0#";
}
pattern += u"text";
for (int i = 0; i < testNestedLevel; i++) {
pattern += u"}a";
}
MessageFormat msg(pattern, status);
assertEquals("Deep nested choice should cause error but not crash",
U_INDEX_OUTOFBOUNDS_ERROR, status);
}

void MessageFormatRegressionTest::TestAPI() {
UErrorCode status = U_ZERO_ERROR;
Expand Down
1 change: 1 addition & 0 deletions icu4c/source/test/intltest/msfmrgts.h
Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@ class MessageFormatRegressionTest: public IntlTest {
void TestChoicePatternQuote();
void Test4112104();
void TestICU12584();
void TestICU22798();
void TestAPI();

protected:
Expand Down