Re: [PR PATCH] [Updated] openjdk9-bootstrap: fix build with gcc12

[oreo639 <oreo639@users.noreply.github.com>]

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There is an updated pull request by oreo639 against master on the void-packages repository

https://github.com/oreo639/void-packages openjdk9
https://github.com/void-linux/void-packages/pull/39963

openjdk9-bootstrap: fix build with gcc12
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#### Testing the changes
- I tested the changes in this PR: **briefly**

https://github.com/void-linux/void-packages/issues/39809

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A patch file from https://github.com/void-linux/void-packages/pull/39963.patch is attached

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From 8953c35e524752c19a5bf876eee22e11b81f4f12 Mon Sep 17 00:00:00 2001
From: oreo639 <oreo6391@gmail.com>
Date: Sat, 15 Oct 2022 02:16:25 -0700
Subject: [PATCH] openjdk9-bootstrap: fix build with gcc12

---
 .../fix-pointer-comparison-gcc12.patch        | 51 +++++++++++++++++++
 srcpkgs/openjdk9-bootstrap/template           |  2 +-
 2 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 srcpkgs/openjdk9-bootstrap/patches/fix-pointer-comparison-gcc12.patch

diff --git a/srcpkgs/openjdk9-bootstrap/patches/fix-pointer-comparison-gcc12.patch b/srcpkgs/openjdk9-bootstrap/patches/fix-pointer-comparison-gcc12.patch
new file mode 100644
index 000000000000..9cfd4a9044ad
--- /dev/null
+++ b/srcpkgs/openjdk9-bootstrap/patches/fix-pointer-comparison-gcc12.patch
@@ -0,0 +1,51 @@
+From 19af6364825a401c281e9831f892a033a6f597e8 Mon Sep 17 00:00:00 2001
+From: Martin Buchholz <martin@openjdk.org>
+Date: Thu, 24 Aug 2017 10:26:32 -0700
+Subject: [PATCH] 8174050: Compilation errors with clang-4.0
+
+Reviewed-by: kvn
+---
+ hotspot/src/share/vm/memory/virtualspace.cpp | 2 +-
+ hotspot/src/share/vm/opto/lcm.cpp            | 2 +-
+ hotspot/src/share/vm/opto/loopPredicate.cpp  | 2 +-
+ 3 files changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/hotspot/src/share/vm/memory/virtualspace.cpp b/hotspot/src/share/vm/memory/virtualspace.cpp
+index 82787f8a024..a3289d9b043 100644
+--- a/hotspot/src/share/vm/memory/virtualspace.cpp
++++ b/hotspot/src/share/vm/memory/virtualspace.cpp
+@@ -582,7 +582,7 @@ ReservedHeapSpace::ReservedHeapSpace(size_t size, size_t alignment, bool large)
+   assert(markOopDesc::encode_pointer_as_mark(&_base[size])->decode_pointer() == &_base[size],
+          "area must be distinguishable from marks for mark-sweep");
+ 
+-  if (base() > 0) {
++  if (base() != NULL) {
+     MemTracker::record_virtual_memory_type((address)base(), mtJavaHeap);
+   }
+ }
+diff --git a/hotspot/src/share/vm/opto/lcm.cpp b/hotspot/src/share/vm/opto/lcm.cpp
+index 049376cc709..3ed99872641 100644
+--- a/hotspot/src/share/vm/opto/lcm.cpp
++++ b/hotspot/src/share/vm/opto/lcm.cpp
+@@ -39,7 +39,7 @@
+ // Check whether val is not-null-decoded compressed oop,
+ // i.e. will grab into the base of the heap if it represents NULL.
+ static bool accesses_heap_base_zone(Node *val) {
+-  if (Universe::narrow_oop_base() > 0) { // Implies UseCompressedOops.
++  if (Universe::narrow_oop_base() != NULL) { // Implies UseCompressedOops.
+     if (val && val->is_Mach()) {
+       if (val->as_Mach()->ideal_Opcode() == Op_DecodeN) {
+         // This assumes all Decodes with TypePtr::NotNull are matched to nodes that
+diff --git a/hotspot/src/share/vm/opto/loopPredicate.cpp b/hotspot/src/share/vm/opto/loopPredicate.cpp
+index a3030676335..0de17405ccc 100644
+--- a/hotspot/src/share/vm/opto/loopPredicate.cpp
++++ b/hotspot/src/share/vm/opto/loopPredicate.cpp
+@@ -912,7 +912,7 @@ bool PhaseIdealLoop::loop_predication_impl(IdealLoopTree *loop) {
+       Node*          idx    = cmp->in(1);
+       assert(!invar.is_invariant(idx), "index is variant");
+       Node* rng = cmp->in(2);
+-      assert(rng->Opcode() == Op_LoadRange || _igvn.type(rng)->is_int() >= 0, "must be");
++      assert(rng->Opcode() == Op_LoadRange || iff->is_RangeCheck() || _igvn.type(rng)->is_int()->_lo >= 0, "must be");
+       assert(invar.is_invariant(rng), "range must be invariant");
+       int scale    = 1;
+       Node* offset = zero;
diff --git a/srcpkgs/openjdk9-bootstrap/template b/srcpkgs/openjdk9-bootstrap/template
index 801f49142621..7fecb035d89e 100644
--- a/srcpkgs/openjdk9-bootstrap/template
+++ b/srcpkgs/openjdk9-bootstrap/template
@@ -2,7 +2,7 @@
 _final_jdk_home="usr/lib/jvm/java-9-openjdk"
 pkgname=openjdk9-bootstrap
 version=9.0.4p12
-revision=2
+revision=3
 _repo_ver=${version/p/+}
 archs="x86_64* i686* aarch64* arm* ppc64*"
 wrksrc="jdk9u-jdk-${_repo_ver}"