ghc @9.12.1_0: build fails on 10.14.6 with 'error: C preprocessor "/usr/bin/cpp" fails sanity check'

[larryv (Lawrence Velázquez)]

Full log attached; this excerpt begins at line 3274:

:info:build Running: /bin/sh //opt/local/var/macports/build/_Users_larryv_src_MacPorts_ports_lang_ghc/ghc/work/ghc-9.12.1/libraries/unix/configure '--with-compiler=ghc' '--prefix=${pkgroot}/..' 'CFLAGS=--target=x86_64-apple-darwin -Qunused-arguments -iquote /opt/local/var/macports/build/_Users_larryv_src_MacPorts_ports_lang_ghc/ghc/work/ghc-9.12.1/libraries/unix --target=x86_64-apple-darwin -Qunused-arguments' 'LDFLAGS=--target=x86_64-apple-darwin' '--with-iconv-includes=/opt/local/include' '--with-iconv-libraries=/opt/local/lib' '--with-gmp-includes=/opt/local/include' '--with-gmp-libraries=/opt/local/lib' '--host=x86_64-apple-darwin' '--with-cc=/usr/bin/clang' 'CC=/usr/bin/clang'
:info:build configure: WARNING: unrecognized options: --with-compiler, --with-iconv-includes, --with-iconv-libraries, --with-gmp-includes, --with-gmp-libraries, --with-cc
:info:build checking for x86_64-apple-darwin-gcc... /usr/bin/clang
:info:build checking whether the C compiler works... yes
:info:build checking for C compiler default output file name... a.out

[...]

:info:build checking for struct statx... no
:info:build checking for statx.stx_mnt_id... no
:info:build checking for F_GETLK from fcntl.h... checking how to run the C preprocessor... /usr/bin/cpp
:info:build configure: error: in '/opt/local/var/macports/build/_Users_larryv_src_MacPorts_ports_lang_ghc/ghc/work/ghc-9.12.1/_build/stage0/libraries/unix/build':
:info:build configure: error: C preprocessor "/usr/bin/cpp" fails sanity check
:info:build See 'config.log' for more details
:info:build Error when running Shake build system:
:info:build   at want, called at src/Main.hs:126:44 in hdrn-0.1.0.0-50200fc9:Main
:info:build * Depends on: binary-dist-dir
:info:build   at apply1, called at src/Development/Shake/Internal/Rules/Oracle.hs:159:32 in shk-0.19.8-7174ead2:Development.Shake.Internal.Rules.Oracle
:info:build * Depends on: OracleQ (ContextDataKey (Context {stage = Stage1, package = Package {pkgType = Library, pkgName = "rts", pkgPath = "rts"}, way = v, iplace = Final}))
:info:build   at need, called at src/Hadrian/Oracles/Cabal/Rules.hs:54:9 in hdrn-0.1.0.0-50200fc9:Hadrian.Oracles.Cabal.Rules
:info:build * Depends on: _build/stage1/rts/setup-config
:info:build   at need, called at src/Hadrian/Builder.hs:77:5 in hdrn-0.1.0.0-50200fc9:Hadrian.Builder
:info:build * Depends on: _build/stage0/bin/ghc-pkg
:info:build   at apply1, called at src/Development/Shake/Internal/Rules/Oracle.hs:159:32 in shk-0.19.8-7174ead2:Development.Shake.Internal.Rules.Oracle
:info:build * Depends on: OracleQ (ContextDataKey (Context {stage = Stage0 InTreeLibs, package = Package {pkgType = Library, pkgName = "Cabal", pkgPath = "libraries/Cabal/Cabal"}, way = v, iplace = Final}))
:info:build   at need, called at src/Hadrian/Oracles/Cabal/Rules.hs:54:9 in hdrn-0.1.0.0-50200fc9:Hadrian.Oracles.Cabal.Rules
:info:build * Depends on: _build/stage0/libraries/Cabal/Cabal/setup-config
:info:build   at need, called at src/Hadrian/Haskell/Cabal/Parse.hs:173:5 in hdrn-0.1.0.0-50200fc9:Hadrian.Haskell.Cabal.Parse
:info:build * Depends on: _build/stage0/inplace/package.conf.d/unix-2.8.6.0-inplace.conf
:info:build   at apply1, called at src/Development/Shake/Internal/Rules/Oracle.hs:159:32 in shk-0.19.8-7174ead2:Development.Shake.Internal.Rules.Oracle
:info:build * Depends on: OracleQ (ContextDataKey (Context {stage = Stage0 InTreeLibs, package = Package {pkgType = Library, pkgName = "unix", pkgPath = "libraries/unix"}, way = v, iplace = Inplace}))
:info:build   at need, called at src/Hadrian/Oracles/Cabal/Rules.hs:54:9 in hdrn-0.1.0.0-50200fc9:Hadrian.Oracles.Cabal.Rules
:info:build * Depends on: _build/stage0/libraries/unix/setup-config
:info:build * Raised the exception:
:info:build ExitFailure 1
:info:build Build failed.
:info:build Command failed:  cd "/opt/local/var/macports/build/_Users_larryv_src_MacPorts_ports_lang_ghc/ghc/work/ghc-9.12.1" && hadrian binary-dist-dir -VVVVV -j8 

[larryv (Lawrence Velázquez)]

ghc/work/ghc-9.12.1/_build/stage0/libraries/unix/build/config.log

[larryv (Lawrence Velázquez)]

Oops, mentioned the wrong version.

[ryandesign (Ryan Carsten Schmidt)]

Do these problems still happen if you downgrade legacy-support to 1.3.0?