gmp 6.3.0 build failure on macOS 10.14.6 (Mojave) using Homebrew

[Russ Gutwin]

Hope this helps you and others:
bash-3.2$ more tests/mpz/test-suite.log
============================================
   GNU MP 6.3.0: tests/mpz/test-suite.log
============================================

# TOTAL: 64
# PASS:  57
# SKIP:  0
# XFAIL: 0
# FAIL:  7
# XPASS: 0
# ERROR: 0

.. contents:: :depth: 2

FAIL: t-bin
===========

FAIL t-bin (exit status: 132)

FAIL: t-fac_ui
==============

FAIL t-fac_ui (exit status: 132)

FAIL: t-mfac_uiui
=================

FAIL t-mfac_uiui (exit status: 132)

FAIL: t-primorial_ui
====================

FAIL t-primorial_ui (exit status: 132)

FAIL: t-hamdist
===============

FAIL t-hamdist (exit status: 132)

FAIL: t-popcount
================

FAIL t-popcount (exit status: 132)

FAIL: t-nextprime
=================

FAIL t-nextprime (exit status: 132)

Other details are as follows:
==> Formula
Path: /Users/russgutwin/Library/Caches/Homebrew/downloads/493bd833806b18608ad2a7ebabf4bc0769f6758080d63aee6a1c808e0383ab76--gmp.rb
==> Configuration
HOMEBREW_VERSION: 4.1.24-12-gc32bd1c
ORIGIN: https://github.com/Homebrew/brew
HEAD: c32bd1c7cc0c3b1b914845bddfeda53f4d877a3f
Last commit: 3 days ago
Core tap origin: https://github.com/Homebrew/homebrew-core
Core tap HEAD: 187d25afa55827b232da42d50f1006e2d7039f5a
Core tap last commit: 18 hours ago
Core tap branch: master
Core tap JSON: 10 Dec 09:46 UTC
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CASK_OPTS: []
HOMEBREW_EDITOR: pico
HOMEBREW_MAKE_JOBS: 2
HOMEBREW_NO_AUTO_UPDATE: set
HOMEBREW_SORBET_RUNTIME: set
Homebrew Ruby: 3.1.4 => /usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/3.1.4/bin/ruby
CPU: dual-core 64-bit penryn
Clang: 11.0.0 build 1100
Git: 2.43.0 => /usr/local/bin/git
Curl: 7.54.0 => /usr/bin/curl
macOS: 10.14.6-x86_64
CLT: 11.3.1.0.1.1576735732
Xcode: 11.3.1
==> ENV
HOMEBREW_CC: clang
HOMEBREW_CXX: clang++
MAKEFLAGS: -j2
CMAKE_PREFIX_PATH: /usr/local
CMAKE_INCLUDE_PATH: /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/libxml2:/Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Headers
CMAKE_LIBRARY_PATH: /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Libraries
PKG_CONFIG_LIBDIR: /usr/lib/pkgconfig:/usr/local/Homebrew/Library/Homebrew/os/mac/pkgconfig/10.14
HOMEBREW_GIT: git
HOMEBREW_SDKROOT: /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk
ACLOCAL_PATH: /usr/local/share/aclocal
PATH: /usr/local/Homebrew/Library/Homebrew/shims/mac/super:/usr/local/opt/autoconf/bin:/usr/local/opt/automake/bin:/usr/local/opt/libtool/bin:/usr/bin:/bin:/usr/sbin:/sbin

This preceded the build’s ‘Test Summary’, before the build failure:
/Applications/Xcode.app/Contents/Developer/usr/bin/make  check-TESTS
PASS: t-addsub
PASS: t-cmp
PASS: t-mul
PASS: t-mul_i
PASS: t-tdiv
PASS: t-tdiv_ui
PASS: t-fdiv
PASS: t-fdiv_ui
PASS: t-cdiv_ui
PASS: reuse
PASS: t-gcd_ui
PASS: t-lcm
PASS: t-invert
PASS: t-gcd
PASS: dive_ui
PASS: t-sqrtrem
PASS: dive
PASS: io
PASS: t-inp_str
PASS: logic
PASS: t-bit
PASS: convert
PASS: t-powm
PASS: t-pow
PASS: t-div_2exp
PASS: t-root
PASS: t-perfsqr
PASS: t-perfpow
PASS: t-jac
../../test-driver: line 107: 82346 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-bin
PASS: t-get_d
PASS: t-get_d_2exp
PASS: t-get_si
PASS: t-powm_ui
PASS: t-set_d
PASS: t-set_si
PASS: t-lucm
../../test-driver: line 107: 82479 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-fac_ui
../../test-driver: line 107: 82494 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-mfac_uiui
../../test-driver: line 107: 82517 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-primorial_ui
PASS: t-fib_ui
PASS: t-lucnum_ui
PASS: t-scan
PASS: t-fits
PASS: t-divis_2exp
PASS: t-cong
PASS: t-cong_2exp
PASS: t-sizeinbase
PASS: t-divis
PASS: t-set_str
PASS: t-cmp_d
PASS: t-cmp_si
../../test-driver: line 107: 82784 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-hamdist
PASS: t-aorsmul
PASS: t-oddeven
../../test-driver: line 107: 82827 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-popcount
PASS: t-set_f
PASS: t-import
PASS: t-export
PASS: t-pprime_p
../../test-driver: line 107: 82938 Illegal instruction: 4  "$@" > $log_file 2>&1
FAIL: t-nextprime
PASS: t-io_raw
PASS: t-limbs
PASS: t-remove