[LLVMdev] Lots of regtest failures on PPC64/Linux

[Adam Nemet]

On Mar 27, 2014, at 5:08 PM, Krzysztof Parzyszek <kparzysz at codeaurora.org> wrote:

> On 3/26/2014 11:03 PM, Adam Nemet wrote:
>> 
>> 
>> Could you please run this command manually without piping it into FileCheck and send me the output?
> 
> Seems like absence of python and opt in PATH was the problem here:
> 
> /usr/home/kparzysz/bld.lv/Release+Asserts/bin/bugpoint -load /usr/home/kparzysz/bld.lv/Release+Asserts/lib/BugpointPasses.so --compile-custom --compile-command="/usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py arg1 arg2" --output-prefix /usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll
> Read input file      : '/usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll'
> *** All input ok
> Initializing execution environment: Found command in: /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py
> Running the code generator to test for a crash:
> Error running tool:
>  /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py arg1 arg2 /usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp-test-program-c898032.bc
> env: python: No such file or directory
> *** Debugging code generator crash!
> Checking for crash with only these blocks: : Cannot find `opt' in PATH!
> simplifycfg failed!
> 
> 
> After adding both to PATH:
> 
> 
> /usr/home/kparzysz/bld.lv/Release+Asserts/bin/bugpoint -load /usr/home/kparzysz/bld.lv/Release+Asserts/lib/BugpointPasses.so --compile-custom --compile-command="/usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py arg1 arg2" --output-prefix /usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll
> Read input file      : '/usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll'
> *** All input ok
> Initializing execution environment: Found command in: /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py
> Running the code generator to test for a crash:
> Error running tool:
>  /usr/home/kparzysz/llvm/test/BugPoint/compile-custom.ll.py arg1 arg2 /usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp-test-program-3a0bf46.bc
> Error: arg1 arg2 /usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp-test-program-3a0bf46.bc
> *** Debugging code generator crash!
> Checking for crash with only these blocks: : <crash>
> Emitted bitcode to '/usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp-reduced-blocks.bc'
> 
> *** Attempting to reduce testcase by deleting instructions: Simplification Level #1
> 
> *** Attempting to reduce testcase by deleting instructions: Simplification Level #0
> 
> *** Attempting to perform final cleanups: <crash>
> Emitted bitcode to '/usr/home/kparzysz/bld.lv/test/BugPoint/Output/compile-custom.ll.tmp-reduced-simplified.bc'
> 
> 
> With piping through FileCheck, I get
> *** Debugging code generator crash!
> <crash>
> <crash>
> but the return code is 0.

Awesome, thanks!

I don’t think you need opt in the path.  Bugpoint may print an error message but that is beyond the point we’re interested.

But yeah it does need python in the path :).

Adam

> 
> 
> -Krzysztof
> 
> 
> -- 
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