TC in ToXmlCurve() at IccXML/IccLibXML/IccMpeXml.cpp:1032:41

[xsscx]

Additional Report

cd Testing/hybrid

iccToXml LCDDisplay.icc LCDDisplay-icc-xml.xml

IccXML/IccLibXML/IccMpeXml.cpp:1032:41: runtime error: downcast of address 0x506000000020 which does not point to an object of type 'CIccSingleSampledeCurveXml'
0x506000000020: note: object is of type 'CIccSingleSampledCurve'
 00 00 00 00  50 92 c4 6c 79 7b 00 00  00 00 00 00 00 01 00 00  80 14 00 00 90 51 00 00  00 00 00 00
              ^~~~~~~~~~~~~~~~~~~~~~~
              vptr for 'CIccSingleSampledCurve'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior IccXML/IccLibXML/IccMpeXml.cpp:1032:41
IccXML/IccLibXML/IccMpeXml.cpp:1034:18: runtime error: member call on address 0x506000000020 which does not point to an object of type 'CIccSingleSampledeCurveXml'
0x506000000020: note: object is of type 'CIccSingleSampledCurve'
 00 00 00 00  50 92 c4 6c 79 7b 00 00  00 00 00 00 00 01 00 00  80 14 00 00 90 51 00 00  00 00 00 00
              ^~~~~~~~~~~~~~~~~~~~~~~
              vptr for 'CIccSingleSampledCurve'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior IccXML/IccLibXML/IccMpeXml.cpp:1034:18
XML successfully created

Originally posted by @xsscx in #388

[xsscx]

git rev-parse HEAD && git show --no-patch --oneline
b656e80
b656e80 (HEAD, origin/master, origin/HEAD, master) Add: Defense in Depth (#385)

[ChrisCoxArt]

Same basic cause as #388

[xsscx]

Resolved

Sun Jan 4 09:19:11 PM UTC 2026

iccToXml LCDDisplay.icc LCDDisplay-icc-xml.xml
Unable to open 'LCDDisplay.icc'