[compiler-rt] r347779 - [gcov] Disable instrprof-gcov-fork.test.

[Vedant Kumar via llvm-commits]

This isn't ideal, but I've disabled this on Darwin in r373120 for now.

vedant

> On Sep 16, 2019, at 12:13 PM, Vedant Kumar <vedant_kumar at apple.com> wrote:
> 
> Hi Calixte,
> 
> Unfortunately this test has been failing sporadically on Darwin as well. Do you have time to investigate?
> 
> Perhaps it'd be best to revert the test and any associated changes in the GCOV pass until this is understood.
> 
> Here is the output I am seeing:
> 
> FAIL: Profile-i386 :: Posix/instrprof-gcov-fork.test (24 of 234)
> ******************** TEST 'Profile-i386 :: Posix/instrprof-gcov-fork.test' FAILED ********************
> Script:
> --
> : 'RUN: at line 3';   mkdir -p /Users/vsk/src/builds/llvm-project-master-RA/projects/compiler-rt/test/profile/Profile-i386/Posix/Output/instrprof-gcov-fork.test.tmp.d
> : 'RUN: at line 4';   cd /Users/vsk/src/builds/llvm-project-master-RA/projects/compiler-rt/test/profile/Profile-i386/Posix/Output/instrprof-gcov-fork.test.tmp.d
> : 'RUN: at line 6';      /Users/vsk/src/builds/llvm-project-master-RA/./bin/clang   -arch i386 -stdlib=libc++ -mmacosx-version-min=10.9 -isysroot /Applications/OSEng.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.Internal.sdk  --coverage -o /Users/vsk/src/builds/llvm-project-master-RA/projects/compiler-rt/test/profile/Profile-i386/Posix/Output/instrprof-gcov-fork.test.tmp /Users/vsk/src/llvm-project-master/compiler-rt/test/profile/Posix/../Inputs/instrprof-gcov-fork.c
> : 'RUN: at line 7';   test -f instrprof-gcov-fork.gcno
> : 'RUN: at line 9';   rm -f instrprof-gcov-fork.gcda
> : 'RUN: at line 10';    /Users/vsk/src/builds/llvm-project-master-RA/projects/compiler-rt/test/profile/Profile-i386/Posix/Output/instrprof-gcov-fork.test.tmp
> : 'RUN: at line 11';   llvm-cov gcov -b -c instrprof-gcov-fork.gcda
> : 'RUN: at line 12';   FileCheck --match-full-lines --strict-whitespace --input-file instrprof-gcov-fork.c.gcov /Users/vsk/src/llvm-project-master/compiler-rt/test/profile/Posix/../Inputs/instrprof-gcov-fork.c.gcov
> --
> Exit Code: 1
> 
> Command Output (stdout):
> --
> File '/Users/vsk/src/llvm-project-master/compiler-rt/test/profile/Posix/../Inputs/instrprof-gcov-fork.c'
> Lines executed:100.00% of 7
> No branches
> No calls
> /Users/vsk/src/llvm-project-master/compiler-rt/test/profile/Posix/../Inputs/instrprof-gcov-fork.c:creating 'instrprof-gcov-fork.c.gcov'
> 
> 
> --
> Command Output (stderr):
> --
> /Users/vsk/src/llvm-project-master/compiler-rt/test/profile/Posix/../Inputs/instrprof-gcov-fork.c.gcov:10:15: error: CHECK-NEXT: expected string not found in input
> // CHECK-NEXT:function func2 called 2 returned 100% blocks executed 100%
>              ^
> instrprof-gcov-fork.c.gcov:10:1: note: scanning from here
> function func2 called 1 returned 100% blocks executed 100%
> ^
> 
> --
> 
> thanks,
> vedant
> 
>> On Nov 28, 2018, at 9:24 AM, Matt Morehouse via llvm-commits <llvm-commits at lists.llvm.org> wrote:
>> 
>> Author: morehouse
>> Date: Wed Nov 28 09:24:07 2018
>> New Revision: 347779
>> 
>> URL: http://llvm.org/viewvc/llvm-project?rev=347779&view=rev
>> Log:
>> [gcov] Disable instrprof-gcov-fork.test.
>> 
>> Test has been flaky for over a week and author hasn't fixed.
>> 
>> Modified:
>>   compiler-rt/trunk/test/profile/Posix/instrprof-gcov-fork.test
>> 
>> Modified: compiler-rt/trunk/test/profile/Posix/instrprof-gcov-fork.test
>> URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/profile/Posix/instrprof-gcov-fork.test?rev=347779&r1=347778&r2=347779&view=diff
>> ==============================================================================
>> --- compiler-rt/trunk/test/profile/Posix/instrprof-gcov-fork.test (original)
>> +++ compiler-rt/trunk/test/profile/Posix/instrprof-gcov-fork.test Wed Nov 28 09:24:07 2018
>> @@ -1,3 +1,5 @@
>> +UNSUPPORTED: linux
>> +
>> RUN: mkdir -p %t.d
>> RUN: cd %t.d
>> 
>> 
>> 
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