For more information, see the Sun Studio 12 Readmes.

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• Specify 32-bit or 64-bit Address Model - NEW
• Auto-parallelization of single-threaded code - NEW
• Flags - NEW and UPDATED
• Static data-race and deadlock-detection for x86 - NEW
• Math and Visual Instruction Set Support in SPARC64 VI - NEW
• Option for Floating-Point, Fused or Multiply-Add Instructions - NEW
• Option for Thread Analyzer support - NEW
• Linux Support - UPDATED
• OpenMP and OpenMPI suport - UPDATED
• Support for the directives, clauses and attributes - NEW

• More options - NEW
• Auto-parallelization of single-threaded code - NEW
• GNU C compatibility - UPDATED

• More options - NEW
• ABI compatibility - UPDATED
• Compiler flags to optimize for multicore architectures - NEW
• Static linking the standard C++ runtime library - UPDATED

• Interval arithmetic support on Solaris Intel platform - NEW
• Faster compilation time for source files - UPDATED
• UNSIGNED arguments - UPDATED
• Backward compatibility with f77 - UPDATED

Tools:

• Support for access checking - UPDATED
• More commands - NEW
• More env variables - NEW and UPDATED
• Data can be printed and examined and code can be disassembled and examined in the absence of a corefile or before a program is run. - NEW
• Attaching to a process - UPDATED
• Profiling on Linux - NEW
• A few features of dbx are not available for programs compiled with the gcc or g++ compilers, or for programs running on Linux platforms. For more information, see Limitations and Incompatibilities.

• Integrated into IDE - NEW
• Unix 2003 compliance - NEW
• Sun Grid Engine support on AMD64 architecture - NEW
• More env variables - NEW

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• Set breakpoints - UPDATED
• Examine variables - NEW
• Navigate the call stack - UPDATED
• Fix and Continue feature (reduces turnaround time and improves productivity) UPDATED
• Update Notification - NEW
• Improved Code Debug UPDATED
• Multithreaded UPDATED
• OpenMP UPDATED
• Mixed languages (C, C++, Fortran, and Java) UPDATED

• Data Race Detection - NEW
• DeadLock Detection - NEW

• Descendant Processes Handling - UPDATED
• Index Objects Tab and Report - NEW
• Profiling MPI - UPDATED
• Java mode has been replaced by View mode - UPDATED
• Open MP Support - UPDATED
• IDE Integration - UPDATED
• Support for Thread Analyzer - NEW
• Stack unwind on x86/x64 - UPDATED
• Linux support - UPDATED
• Tracing - UPDATED
• Count data - NEW
• Clock-based dataspace profiling - NEW
• Attach and collect data - NEW

• Libraries available on 32- and 64-bit x86 systems with SuSe and Red Hat - NEW
• Routines with 64-bit integer parameters are now available on x86- NEW
• Serial version of the sparse solver package SuperLU is available on x86 and SPARC - NEW
• Interval BLAS routines are available for Solaris OS and Linux OS on x86 - NEW
• LAS and FFT for the UltraSPARC IV+ and UltraSPARC IV processors - UPDATED
• Support for SPARC64VI CPUs is available - NEW