From b119f53d272a76fb0c8481b9815ac2196b402b49 Mon Sep 17 00:00:00 2001
From: Joseph Edwards <josephdavidedwards@gmail.com>
Date: Sat, 14 Dec 2024 15:15:02 +0000
Subject: [PATCH] Edit entropy

---
 .github/workflows/runtests.yml | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/.github/workflows/runtests.yml b/.github/workflows/runtests.yml
index ae8985606..14ef0f37e 100644
--- a/.github/workflows/runtests.yml
+++ b/.github/workflows/runtests.yml
@@ -266,7 +266,7 @@ jobs:
       timeout-minutes: 60
       runs-on: ubuntu-latest
       env:
-        CXX: "ccache clang++-18"
+        CXX: "ccache clang++"
       strategy:
         matrix:
           type: ["Thread", "Address", "UndefinedBehaviour"]
@@ -274,12 +274,12 @@ jobs:
             - type: "Thread"
               cxx_flags: "-fdiagnostics-color -fsanitize=thread -fPIE -pie -fno-omit-frame-pointer -g -O2"
               ld_flags: "-fsanitize=thread"
-            - type: "Address"
-              cxx_flags: ""
-              ld_flags: ""
-            - type: "UndefinedBehaviour"
-              cxx_flags: ""
-              ld_flags: ""
+            # - type: "Address"
+            #   cxx_flags: ""
+            #   ld_flags: ""
+            # - type: "UndefinedBehaviour"
+            #   cxx_flags: ""
+            #   ld_flags: ""
       steps:
          - uses: actions/checkout@v3
          - name: "Setup ccache . . ."
@@ -287,15 +287,12 @@ jobs:
            with:
              update_packager_index: false
              install_ccache: true
-         - name: "Install dependencies . . ."
-           run: |
-                sudo wget -q https://apt.llvm.org/llvm.sh
-                sudo chmod u+x llvm.sh
-                sudo ./llvm.sh 18
+         - name: "Set entropy . . ."
+           run: sudo sysctl vm.mmap_rnd_bits=28
          - name: "Configure . . ."
            run: |
                 mkdir -p m4 && ./autogen.sh
-                ./configure CXX="$CXX" CXXFLAGS="{{ matrix.cxx_flags }}" LDFLAGS="{{ matrix.ld_flags }}"
+                ./configure CXX="$CXX" CXXFLAGS="${{ matrix.cxx_flags }}" LDFLAGS="${{ matrix.ld_flags }}"
          - name: "Build libsemigroups . . ."
            run: make -j4
          - name: "Build test_all . . ."