From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- .../basic_coverage/test_string_overflow_safe.bas | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 basic/qa/basic_coverage/test_string_overflow_safe.bas (limited to 'basic/qa/basic_coverage/test_string_overflow_safe.bas') diff --git a/basic/qa/basic_coverage/test_string_overflow_safe.bas b/basic/qa/basic_coverage/test_string_overflow_safe.bas new file mode 100644 index 000000000..f245e14ab --- /dev/null +++ b/basic/qa/basic_coverage/test_string_overflow_safe.bas @@ -0,0 +1,22 @@ +Option Explicit + +Function doUnitTest As String + ' Trying to create too long string should generate proper BASIC overflow error. + ' Longest possible string is 2147483638 wchar_t (2G - 10). + ' This tries to create string with 2G wchar_t. If it does not overflow, test fails. + ' If overflow is not safe, it segfaults. + On Error GoTo errorHandler + Dim s As String, i As Integer + s = "0" + For i=1 To 31 + s = s & s + Next i + doUnitTest = "FAIL" + Exit Function +errorHandler: + If ( Err <> 6 ) Then + doUnitTest = "FAIL" + Else + doUnitTest = "OK" + Endif +End Function -- cgit v1.2.3