centos7 fails to build text
See; https://gitlab.haskell.org/ghc/ghc/-/jobs/1001132
Command line: /opt/ghc/8.10.7/bin/ghc -Wall -hisuf hi -osuf o -hcsuf hc -static -hide-all-packages -no-user-package-db '-package-env -' '-package-db _build/stage0/lib/package.conf.d' '-this-unit-id text-2.0' '-package-id array-0.5.4.0' '-package-id base-4.14.3.0' '-package-id binary-0.8.8.0' '-package-id bytestring-0.10.12.0' '-package-id deepseq-1.4.4.0' '-package-id ghc-prim-0.6.1' '-package-id template-haskell-2.18.0.0' -i -i/builds/ghc/ghc/_build/stage0/libraries/text/build -i/builds/ghc/ghc/_build/stage0/libraries/text/build/autogen -i/builds/ghc/ghc/libraries/text/src -I_build/stage0/libraries/text/build -I/opt/ghc/8.10.7/lib/ghc-8.10.7/bytestring-0.10.12.0/include -I/opt/ghc/8.10.7/lib/ghc-8.10.7/base-4.14.3.0/include -I/opt/ghc/8.10.7/lib/ghc-8.10.7/integer-gmp-1.0.3.0/include -I/opt/ghc/8.10.7/lib/ghc-8.10.7/include -optP-include -optP_build/stage0/libraries/text/build/autogen/cabal_macros.h -optc-std=gnu99 -optP-std=gnu99 -outputdir _build/stage0/libraries/text/build -optc-std=gnu99 -optc-I_build/stage0/libraries/text/build -optc-I/opt/ghc/8.10.7/lib/ghc-8.10.7/bytestring-0.10.12.0/include -optc-I/opt/ghc/8.10.7/lib/ghc-8.10.7/base-4.14.3.0/include -optc-I/opt/ghc/8.10.7/lib/ghc-8.10.7/integer-gmp-1.0.3.0/include -optc-I/opt/ghc/8.10.7/lib/ghc-8.10.7/include -optc-Wno-error=inline -optP-Wno-nonportable-include-path -c libraries/text/cbits/measure_off.c -o _build/stage0/libraries/text/build/c/cbits/measure_off.o -O0 -H64m -Wall -fwarn-tabs -funbox-strict-fields -O2 -XHaskell2010 -XNondecreasingIndentation -O -dcore-lint -dno-debug-output -fno-warn-deprecated-flags
===> Command failed with error code: 1
libraries/text/cbits/measure_off.c:17:23: error:
fatal error: stdatomic.h: No such file or directory
#include <stdatomic.h>
^
|
17 | #include <stdatomic.h>
| ^
compilation terminated.
`gcc' failed in phase `C Compiler'. (Exit code: 1)
cc @Bodigrim