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8365604: Null pointer dereference in src/hotspot/share/adlc/output_h.cpp ArchDesc::declareClasses() #26798

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8365604: Null pointer dereference in src/hotspot/share/adlc/output_h.cpp ArchDesc::declareClasses() #26798

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3fdf834
8365604 Null pointer dereference in src/hotspot/share/adlc/output_h.c…
savoptik Jun 9, 2025
556e998
The same issue is present in src/hotspot/share/opto/vectorIntrinsics.…
savoptik Jul 28, 2025
66d02f9
The same issue is present in src/hotspot/share/jfr/periodic/sampling/…
savoptik Aug 5, 2025
ccab0f2
The same issue is present in src/hotspot/share/nmt/mallocSiteTable.cp…
savoptik Aug 6, 2025
06264cd
The same issue is present in src/hotspot/share/c1/c1_LinearScan.cpp I…
savoptik Aug 7, 2025
ba82be3
The same issue is present in src/hotspot/share/jvmci/jvmciEnv.cpp JVM…
savoptik Aug 6, 2025
80777ce
The same issue is present in src/hotspot/share/runtime/continuationFr…
savoptik Aug 13, 2025
9e10c16
Update src/hotspot/share/adlc/output_h.cpp
savoptik Aug 21, 2025
dd21148
Update src/hotspot/share/c1/c1_LinearScan.cpp
savoptik Aug 21, 2025
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2 changes: 1 addition & 1 deletion src/hotspot/share/adlc/output_h.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1949,7 +1949,7 @@ void ArchDesc::declareClasses(FILE *fp) {
fprintf(fp, " };\n");
}*/
else if( instr->is_ideal_copy() &&
(instr->_matrule != nullptr && instr->_matrule->_rChild != nullptr) &&
(instr->_matrule != nullptr && instr->_matrule->_rChild != nullptr) &&
!strcmp(instr->_matrule->_lChild->_opType,"stackSlotP") ) {
// !!!!!
// Special hack for ideal Copy of pointer. Bottom type is oop or not depending on input.
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2 changes: 1 addition & 1 deletion src/hotspot/share/c1/c1_LinearScan.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -4419,7 +4419,7 @@ Interval* Interval::split(int split_pos) {
assert(cur != Range::end(), "split interval after end of last range");

if ((cur != nullptr) &&
(cur->from() < split_pos)) {
(cur->from() < split_pos)) {
result->_first = new Range(split_pos, cur->to(), cur->next());
cur->set_to(split_pos);
cur->set_next(Range::end());
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