Testing on MacOS X 10.13.6 MacBook (Retina, 12-inch, 2017) 1.4GHz i7 1 processor, 2 cores

git sha is d36b1ffa

Ran cd ghc/testsuite/tests/ghci then make test THREADS=2

The erroring output is as follows (snipped):

=====> ghci063(ghci) 99 of 271 [0, 1, 2]
cd "scripts/ghci063.run" && HC="/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" HC_OPTS="-dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output " "/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" --interactive -v0 -ignore-dot-ghci -fno-ghci-history +RTS -I0.1 -RTS -fghci-leak-check -dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output   < ghci063.script
=====> ghci062(ghci-ext) 99 of 271 [0, 1, 2]
cd "scripts/ghci062.run" && HC="/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" HC_OPTS="-dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output " "/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" --interactive -v0 -ignore-dot-ghci -fno-ghci-history -fexternal-interpreter +RTS -I0.1 -RTS -dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output   < ghci062.script
Actual stderr output differs from expected:
diff -uw "/dev/null" "scripts/ghci063.run/ghci063.run.stderr.normalised"
--- /dev/null	2018-09-12 23:13:35.000000000 +1000
+++ scripts/ghci063.run/ghci063.run.stderr.normalised	2018-09-12 23:13:39.000000000 +1000
@@ -0,0 +1,2 @@
+
+B.hs:1:1: parse error on input ‘***’
*** unexpected failure for ghci063(ghci)
=====> T2452(ghci) 100 of 271 [0, 2, 2]
cd "scripts/T2452.run" && HC="/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" HC_OPTS="-dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output " "/Users/julianleviston/code/haskell/ghc/inplace/test   spaces/ghc-stage2" --interactive -v0 -ignore-dot-ghci -fno-ghci-history +RTS -I0.1 -RTS -fghci-leak-check -dcore-lint -dcmm-lint -no-user-package-db -rtsopts -fno-warn-missed-specialisations -fshow-warning-groups -fdiagnostics-color=never -fno-diagnostics-show-caret -dno-debug-output   < T2452.script
Wrong exit code for ghci062(ghci-ext)(expected 0 , actual 1 )
Stderr ( ghci062 ):
ghc-iserv.bin: 
lookupSymbol failed in relocateSection (RELOC_GOT)
/Users/julianleviston/code/haskell/ghc/libraries/integer-gmp/dist-install/build/HSinteger-gmp-1.0.2.0.o: unknown symbol `___gmp_rands'
ghc-stage2: unable to load package `integer-gmp-1.0.2.0'
*** unexpected failure for ghci062(ghci-ext)

Note, two errors occurred but I've created an error report for ghci063 in another ticket (#15643)