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GP-2519_forceExclusionGroup_segfault

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This commit is contained in:
James 2022-09-02 14:48:59 +00:00
parent 0ee8c799b1
commit 846301afef
1 changed files with 6 additions and 5 deletions
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11
Ghidra/Features/Decompiler/src/decompile/cpp/fspec.cc
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@ -926,6 +926,8 @@ void ParamListStandard::forceExclusionGroup(ParamActive *active)
int4 inactiveCount = 0;
for(int4 i=0;i<numTrials;++i) {
ParamTrial &curtrial(active->getTrial(i));
if (curtrial.isDefinitelyNotUsed() || !curtrial.getEntry()->isExclusion())
continue;
int4 grp = curtrial.getEntry()->getGroup();
if (grp != curGroup) {
if (inactiveCount > 1)
@ -934,14 +936,13 @@ void ParamListStandard::forceExclusionGroup(ParamActive *active)
groupStart = i;
inactiveCount = 0;
}
if (curtrial.isDefinitelyNotUsed() || !curtrial.getEntry()->isExclusion())
continue;
else if (!curtrial.isActive())
inactiveCount += 1;
else if (curtrial.isActive()) {
if (curtrial.isActive()) {
int4 groupUpper = grp + curtrial.getEntry()->getGroupSize() - 1; // This entry covers some number of groups
markGroupNoUse(active, groupUpper, groupStart, i);
}
else {
inactiveCount += 1;
}
}
if (inactiveCount > 1)
markBestInactive(active, curGroup, groupStart, TYPE_UNKNOWN);