Bug ID: JDK-8343131 Add -XX:VerifyIterativeGVN=10 to CTW

Type: Enhancement
Component: hotspot
Sub-Component: compiler
Affected Version: 21,24,25

Priority: P4
Status: Open
Resolution: Unresolved

Submitted: 2024-10-28
Updated: 2024-10-28

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JDK 25
25Unresolved

Add -XX:VerifyIterativeGVN=10 from JDK-8298952 to CTW once it's stable:
test/hotspot/jtreg/testlibrary/ctw/src/sun/hotspot/tools/ctw/CtwRunner.java

Blocks :	JDK-8320909 - C2 compilation fails with "Missed optimization opportunity in PhaseIterGVN"
Relates :	JDK-8298952 - All nodes should have type(n) == Value(n) after IGVN