Summary: Redefined class in stack trace may not be found by method_idnum so handle null.
Reviewed-by: sla, dcubed, sspitsyn

Summary: Usage of u4 as a type for thread_id cause a compilation error on platform, where thread_id is a pointer
Reviewed-by: sla, sspitsyn, minqi

Summary: linux/ps_core.c and bsd/ps_core.c share most of code, but it has different formatting, comments etc.
Reviewed-by: sla, minqi

Summary: Disable CHECK_UNHANDLED_OOPS in fastdebug builds for JDK 8 on WIndows 32 & 64 bit machines
Reviewed-by: coleenp, ctornqvi, zgu
Contributed-by: lois.foltan@oracle.com

Summary: Couple of nits in os_bsd.cpp brake compilation of open hotspot on non-apple platforms
Reviewed-by: sla, sspitsyn

Summary: Removed the obsolete test from the test group file
Reviewed-by: sla, ctornqvi, dholmes

Summary: Fix for two naked objArrayOop(s) oops causing test failure
Reviewed-by: coleenp, ctornqvi
Contributed-by: lois.foltan@oracle.com

Summary: Uses stack for the format buffer instead of resource memory
Reviewed-by: kvn, coleenp

Reviewed-by: coleenp, bharadwaj, minqi

Reviewed-by: jcoomes

Summary: Enable CHECK_UNHANDLED_OOPS in fastdebug builds across all supported platforms.
Reviewed-by: coleenp, hseigel, dholmes, stefank, twisti, ihse, rdurbin
Contributed-by: lois.foltan@oracle.com

Reviewed-by: ksrini, katleman

8024492: [TESTBUG] Test library class Platform.java needs to include methods for missing OS's and architectures
Summary: Added methods for 32bit, arm, ppc, x64 and x86
Reviewed-by: zgu, hseigel, mseledtsov

Summary: Moved the tests to /testlibrary_tests and updated TEST.groups
Reviewed-by: dholmes, sla

Reviewed-by: mgerdin, tschatzl, jmasa

8023956: Provide a work-around to broken Linux 32 bit "Exec Shield" using CS for NX emulation (crashing with SI_KERNEL)
Summary: Execute some code at a high virtual address value, and keep mapped
Reviewed-by: coleenp, zgu

Summary: Add G1BiasedArray<T> that is an array where each element represents a fixed-sized subdivision of the heap. Use this abstraction to refactor the HeapRegionSeq class.
Reviewed-by: brutisso

Summary: use adr_at() to access inline info structures in growableArray. Add ability to specify print inlining per method.
Reviewed-by: twisti

Summary: Allocation in the code cache returns NULL instead of failing the entire VM
Reviewed-by: kvn, iveresov

8025088: Missing cases for JVM_CONSTANT_MethodHandleInError cause crash if debugger steps into error-tagged method handle
Summary: Need to refetch each method from InstanceKlass after all safepoints.  Removed leaky PreviousVersionInfo code.
Reviewed-by: coleenp, sspitsyn

Summary: replace PT_LOAD segment with library segment when necessary
Reviewed-by: dholmes, sla

Reviewed-by: sla, dsamersoff
Contributed-by: NYasumasa Suenaga <yasu@ysfactory.dip.jp>