* gnu/packages/java.scm (icedtea-7)[arguments]: Add substitution to prevent ldd segfault and disable optimizations of dump.cpp instead of patching. [native-inputs]: Patch the "hotspot" drop. * gnu/packages/patches/icedtea-7-hotspot-pointer-comparison.patch: New file. * gnu/local.mk (dist_patch_DATA): Adjust accordingly.
		
			
				
	
	
		
			36 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
Avoid ordered comparison of pointer with integer to prevent compile error
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with GCC 11.
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diff --git a/src/share/vm/opto/lcm.cpp b/src/share/vm/opto/lcm.cpp
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--- a/src/share/vm/opto/lcm.cpp
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+++ b/src/share/vm/opto/lcm.cpp
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@@ -60,7 +60,7 @@
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 // Check whether val is not-null-decoded compressed oop,
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 // i.e. will grab into the base of the heap if it represents NULL.
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 static bool accesses_heap_base_zone(Node *val) {
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-  if (Universe::narrow_oop_base() > 0) { // Implies UseCompressedOops.
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+  if (Universe::narrow_oop_base() != NULL) { // Implies UseCompressedOops.
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     if (val && val->is_Mach()) {
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       if (val->as_Mach()->ideal_Opcode() == Op_DecodeN) {
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         // This assumes all Decodes with TypePtr::NotNull are matched to nodes that
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diff --git a/src/share/vm/runtime/virtualspace.cpp b/src/share/vm/runtime/virtualspace.cpp
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--- a/src/share/vm/runtime/virtualspace.cpp
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+++ b/src/share/vm/runtime/virtualspace.cpp
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@@ -527,7 +527,7 @@ ReservedHeapSpace::ReservedHeapSpace(size_t size, size_t alignment,
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                 (UseCompressedOops && (Universe::narrow_oop_base() != NULL) &&
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                  Universe::narrow_oop_use_implicit_null_checks()) ?
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                   lcm(os::vm_page_size(), alignment) : 0) {
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-  if (base() > 0) {
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+  if (base() != NULL) {
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     MemTracker::record_virtual_memory_type((address)base(), mtJavaHeap);
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   }
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@@ -546,7 +546,7 @@ ReservedHeapSpace::ReservedHeapSpace(const size_t prefix_size,
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                 (UseCompressedOops && (Universe::narrow_oop_base() != NULL) &&
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                  Universe::narrow_oop_use_implicit_null_checks()) ?
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                   lcm(os::vm_page_size(), prefix_align) : 0) {
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-  if (base() > 0) {
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+  if (base() != NULL) {
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     MemTracker::record_virtual_memory_type((address)base(), mtJavaHeap);
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   }
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