pkg/53349: www/firefox fails with high -j values

[john%ziaspace.com@localhost]

>Number:         53349
>Category:       pkg
>Synopsis:       www/firefox fails with high -j values
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 06 22:50:00 +0000 2018
>Originator:     John Klos
>Release:        NetBSD 7.1_STABLE
>Organization:
	
>Environment:
	
	
System: NetBSD platypus.nextvr.com 7.1_STABLE NetBSD 7.1_STABLE (PLATYPUS) #0: Tue Dec 19 01:39:12 UTC 2017 john%platypus.nextvr.com@localhost:/usr/obj-amd64/sys/arch/amd64/compile/PLATYPUS amd64
Architecture: x86_64
Machine: amd64
>Description:
	

Trying to build www/firefox with MAKE_JOBS set to 8 fails with:

rm -f libjs_src.a
/usr/pkgsrc/www/firefox/work/build/_virtualenv/bin/python /usr/pkgsrc/www/firefox/work/firefox-60.0.1/config/expandlibs_gen.py -o libjs_src.a.desc RegExp.o CTypes.o Library.o Parser.o StoreBuffer.o Disassembler-x86-shared.o jsarray.o jsmath.o jsutil.o pm_stub.o DoubleToString.o Interpreter.o JSAtom.o Unified_cpp_js_src0.o Unified_cpp_js_src1.o Unified_cpp_js_src10.o Unified_cpp_js_src11.o Unified_cpp_js_src12.o Unified_cpp_js_src13.o Unified_cpp_js_src14.o Unified_cpp_js_src15.o Unified_cpp_js_src16.o Unified_cpp_js_src17.o Unified_cpp_js_src18.o Unified_cpp_js_src19.o Unified_cpp_js_src2.o Unified_cpp_js_src20.o Unified_cpp_js_src21.o Unified_cpp_js_src22.o Unified_cpp_js_src23.o Unified_cpp_js_src24.o Unified_cpp_js_src25.o Unified_cpp_js_src26.o Unified_cpp_js_src27.o Unified_cpp_js_src28.o Unified_cpp_js_src29.o Unified_cpp_js_src3.o Unified_cpp_js_src30.o Unified_cpp_js_src31.o Unified_cpp_js_src32.o Unified_cpp_js_src33.o Unified_cpp_js_src34.o Unified_cpp_js_src35.o Unified_cp
 p_js_src36.o Unified_cpp_js_src37.o Unified_cpp_js_src38.o Unified_cpp_js_src39.o Unified_cpp_js_src4.o Unified_cpp_js_src40.o Unified_cpp_js_src41.o Unified_cpp_js_src42.o Unified_cpp_js_src43.o Unified_cpp_js_src44.o Unified_cpp_js_src5.o Unified_cpp_js_src6.o Unified_cpp_js_src7.o Unified_cpp_js_src8.o Unified_cpp_js_src9.o 
gmake[3]: Leaving directory '/usr/pkgsrc/www/firefox/work/build/js/src'
gmake[2]: Leaving directory '/usr/pkgsrc/www/firefox/work/build'
/usr/pkgsrc/www/firefox/work/firefox-60.0.1/config/recurse.mk:32: recipe for target 'compile' failed
gmake[1]: *** [compile] Error 2
gmake[1]: Leaving directory '/usr/pkgsrc/www/firefox/work/build'
/usr/pkgsrc/www/firefox/work/firefox-60.0.1/config/rules.mk:434: recipe for target 'all' failed
gmake: *** [all] Error 2
*** Error code 2

Stop.
make[1]: stopped in /usr/pkgsrc/www/firefox
*** Error code 1


Building with MAKE_JOBS set to 1 succeeds.


>How-To-Repeat:
	
>Fix:
	

>Unformatted:
 www/firefox fails with high MAKE_JOBS values