From cef49686e5656231f2601fb13b65fd9cc172d3e4 Mon Sep 17 00:00:00 2001
From: Dan Bonachea <dobonachea@lbl.gov>
Date: Thu, 29 Oct 2026 13:31:24 -0700
Subject: [PATCH 1/2] CI: Silence all of Homebrew's intrusive/irritating
 nonsense warnings

Homebrew is waaaaaay too spammy with their warning policy and we're
fed up with seeing their harmless warnings polluting our workflow
summary. Downgrade all Homebrew warnings to only appear in the log.
---
 .github/workflows/build.yml | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c7112642..68ef5f57 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -146,7 +146,7 @@ jobs:
       CFLAGS: ${{ matrix.extra_flags }}
       CONFIGURE_ARGS: --disable-mpi-compat --enable-rpath ${{ inputs.configure_args }}
       CURL_OPTIONS: --retry 10 --retry-all-errors --fail -L
-      BREW_WARNING_FILTER: 's/^[[:punct:]]*warning[[:punct:]]*(You are using macOS)/warn: \1/i'
+      BREW_WARNING_FILTER: 's/^[[:punct:]]+warning[[:punct:]]+/warning: /i'
       GASNET_BACKTRACE: 1
       GASNET_SPAWN_VERBOSE: 1
       GASNET_SPAWNFN: L
@@ -193,7 +193,8 @@ jobs:
           chmod +x install-homebrew.sh
           env CI=1 ./install-homebrew.sh
           HOMEBREW_PREFIX="/home/linuxbrew/.linuxbrew"
-          retry ${HOMEBREW_PREFIX}/bin/brew install -v gcc@${COMPILER_VERSION} binutils
+          retry ${HOMEBREW_PREFIX}/bin/brew install -v gcc@${COMPILER_VERSION} binutils \
+              2>&1 | perl -pe "$BREW_WARNING_FILTER" ; test ${PIPESTATUS[0]} = 0
           ls -al ${HOMEBREW_PREFIX}/bin
           echo "PATH=${HOMEBREW_PREFIX}/bin:${PATH}" >> "$GITHUB_ENV"
           : Homebrew GCC@15 needs binutils 2.44+
@@ -214,7 +215,8 @@ jobs:
       if: ${{ contains(matrix.os, 'macos') }}
       run: |
         # silence Homebrew tap trust warnings:
-        (set +e ; brew untap -f aws/tap hashicorp/tap 2>&1 | perl -pe 's/^::*//;s/^##*//' ; brew trust azure/bicep ; echo )
+        (set +e ; brew untap -f aws/tap hashicorp/tap ; brew trust azure/bicep ) \
+            2>&1 | perl -pe "$BREW_WARNING_FILTER"
         # set some Homebrew knobs to accelerate installation
         # but only when we are not simulating the user environment brew-via-install workflow
         if [[ -z "${{ matrix.brew_via_install }}" ]] ; then
@@ -227,7 +229,8 @@ jobs:
     - name: Install macOS Dependencies
       if: contains(matrix.os, 'macos')
       run: |
-        retry brew update
+        retry brew update \
+            2>&1 | perl -pe "$BREW_WARNING_FILTER" ; test ${PIPESTATUS[0]} = 0
         if [[ "${{ matrix.compiler }}@${{ matrix.version }}" == gcc@12 ]] ; then
           retry brew install gcc@12 \
               2>&1 | perl -pe "$BREW_WARNING_FILTER" ; test ${PIPESTATUS[0]} = 0

From e27fbd59b359e4a3b426c360c7d12edec0977f65 Mon Sep 17 00:00:00 2001
From: Dan Bonachea <dobonachea@lbl.gov>
Date: Thu, 29 Oct 2026 13:38:21 -0700
Subject: [PATCH 2/2] CI: Retire macos-14 coverage

GitHub is retiring the macos-14 hosted runner
---
 .github/workflows/build.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 68ef5f57..e801a1ba 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -44,7 +44,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ macos-14, macos-15, macos-15-intel, macos-26, macos-26-intel, ubuntu-24.04, ubuntu-26.04-arm ]
+        os: [ macos-15, macos-15-intel, macos-26, macos-26-intel, ubuntu-24.04, ubuntu-26.04-arm ]
         compiler: [ gcc ]
         version: [ 12, 13, 14, 15, 16 ]
         extra_flags: [ -g ]