In msvs-detect line 217:
if [[ $@ != "" ]] ; then
      ^-- SC2199: Arrays implicitly concatenate in [[ ]]. Use a loop (or explicit * instead of @).


In msvs-detect line 425:
SDK52_KEY='HKLM\SOFTWARE\Microsoft\MicrosoftSDK\InstalledSDKs\8F9E5EF3-A9A5-491B-A889-C58EFFECE8B3'
^-------^ SC2034: SDK52_KEY appears unused. Verify use (or export if used externally).


In msvs-detect line 483:
  ["SDK5.2"]='(
             ^-- SC2016: Expressions don't expand in single quotes, use double quotes for that.


In msvs-detect line 903:
  TRIM_PATH=$(echo "$PATH" | sed -e 's|\([^:]\)/\+\(:\|$\)|\1\2|g')
  ^-------^ SC2034: TRIM_PATH appears unused. Verify use (or export if used externally).


In msvs-detect line 938:
             $(cygpath "$COMSPEC") ${SWITCH_PREFIX}v:on ${SWITCH_PREFIX}c $COMMAND 2>/dev/null | grep -F XMARKER -A 3 | tr -d '\015' | tail -3)
                                                                          ^------^ SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
             $(cygpath "$COMSPEC") ${SWITCH_PREFIX}v:on ${SWITCH_PREFIX}c "$COMMAND" 2>/dev/null | grep -F XMARKER -A 3 | tr -d '\015' | tail -3)


In msvs-detect line 1059:
    TEST_ARCH=$TARGET_ARCH
    ^-------^ SC2034: TEST_ARCH appears unused. Verify use (or export if used externally).

For more information:
  https://www.shellcheck.net/wiki/SC2199 -- Arrays implicitly concatenate in ...
  https://www.shellcheck.net/wiki/SC2034 -- SDK52_KEY appears unused. Verify ...
  https://www.shellcheck.net/wiki/SC2016 -- Expressions don't expand in singl...