[LLVMbugs] [Bug 10808] New: During testing processes clang.exe*32 occupy all CPU time and block execution

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=10808

           Summary: During testing processes clang.exe*32 occupy all CPU
                    time and block execution
           Product: clang
           Version: unspecified
          Platform: PC
        OS/Version: Windows NT
            Status: NEW
          Severity: normal
          Priority: P
         Component: -New Bugs
        AssignedTo: unassignedclangbugs at nondot.org
        ReportedBy: clang.builder at gmail.com
                CC: llvmbugs at cs.uiuc.edu


Native mingw32 two-stage clang build has issues with both llvm and clang tests
performed on second stage.
Seems four processes clang.exe*32 occupy all CPU time and block execution.

Description of the build:
Native two-stage clang build, both stage use equal clang configuration:
--prefix=private_install_dir \
--build=i686-pc-mingw32 --host=i686-pc-mingw32 \
--target=i686-pc-mingw32 --disable-bindings    \
--without-llvmgcc --without-llvmgxx            \
--enable-optimized --enable-assertions

Build machine information:
Windows 7 Professional x64(English) Service Pack1
Intel Xeon CPU W3530 @ 2.80 GHz, 12GB of RAM

g++.exe (GCC) 4.5.2
GNU Binutils 2.21.53.20110804
This is perl, v5.8.8 built for msys-64int
Python 2.6.6
cmake version 2.8.4

clang revisions that was tested:
138687
138579
138443
138298

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