Add a test for checking that compiler-rt don't ship broken symlinks

broken-symlinks/main.fmf

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+summary: Test that compiler-rt does not contain broken symlinks
+test: ./test.sh
+framework: shell
+tier: 1
+component:
+  - llvm-toolset
+  - compiler-rt
+require:
+  - compiler-rt
+
+link:
+  verifies: https://issues.redhat.com/browse/RHEL-7375
+
+adjust:
+  - enabled: false
+    when: rhel < rhel-8

broken-symlinks/test.sh

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+#!/bin/sh -u
+
+tmp=$(mktemp -d)
+# Install compiler-rt in a new root to ensure possible broken links are
+# not resolved with packages installed by other tests
+dnf install --quiet --installroot=${tmp} -y compiler-rt
+result=0
+for file in $(rpm -ql compiler-rt); do
+    [[ -L ${tmp}/$file ]] || continue
+    if [[ ! -e ${tmp}/$file ]]; then
+        echo "FAIL: $file is a dangling symlink"
+        result=1
+    fi
+done
+rm -rf $tmp
+exit $result