diff --git a/.ci/build_options.sh b/.ci/build_options.sh
new file mode 100755
index 00000000..85048be4
--- /dev/null
+++ b/.ci/build_options.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+if [ "$#" != "5" ]; then
+    echo "Usage is: ${0} \"build_options\" \"<prepend CFLAGS>\" \"<makefile>\" \"<append CFLAGS>\" <math library to link to>"
+    echo "CC=gcc ${0} \"build_options\" \" \" \"makefile\" \"-DUSE_LTM -DLTM_DESC -I../libtommath\" ../libtommath/libtommath.a"
+    exit -1
+fi
+
+# output version
+bash .ci/printinfo.sh
+
+set -e
+
+options=(
+-DLTC_EASY
+-DLTC_FORTUNA_RESEED_RATELIMIT_STATIC
+-DLTC_FORTUNA_USE_ENCRYPT_ONLY
+-DLTC_MECC_FP
+-DLTC_NO_TABLES
+-DLTC_NO_FAST
+-DLTC_NO_ASM
+-DLTC_NO_DEPRECATED_APIS
+-DLTC_NO_ECC_TIMING_RESISTANT
+-DLTC_NO_RSA_BLINDING
+-DLTC_PTHREAD
+-DLTC_SMALL_CODE
+-DLTC_SMALL_STACK
+)
+
+make clean V=0
+make pre_gen
+for opt in ${options[@]}; do
+  echo "Build: $opt"
+  CFLAGS="$2 $CFLAGS $4 $opt" EXTRALIBS="$5" make -j$(nproc) -f $3 AMALGAM=1 all 1>>gcc_1.txt 2>>gcc_2.txt
+  ./small
+  make clean V=0
+done
+
+# we don't want LTC_EASY when running the tests now
+unset 'options[0]'
+
+echo "All: ${options[@]}"
+CFLAGS="$2 $CFLAGS $4 ${options[@]}" EXTRALIBS="$5" make -j$(nproc) -f $3 AMALGAM=1 all 1>>gcc_1.txt 2>>gcc_2.txt
+./test >test_std.txt 2>test_err.txt
+
+exit 0
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 68d3f7d6..0d03169e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -45,20 +45,8 @@ jobs:
           - { BUILDNAME: 'META_BUILDS',             BUILDOPTIONS: '-DGMP_DESC',                                                           BUILDSCRIPT: '.ci/meta_builds.sh' }
           - { BUILDNAME: 'VALGRIND',                BUILDOPTIONS: '',                                                                     BUILDSCRIPT: '.ci/valgrind.sh' }
           - { BUILDNAME: 'STOCK',                   BUILDOPTIONS: '',                                                                     BUILDSCRIPT: '.ci/run.sh' }
+          - { BUILDNAME: 'BUILD_OPTIONS',           BUILDOPTIONS: '',                                                                     BUILDSCRIPT: '.ci/build_options.sh' }
           - { BUILDNAME: 'STOCK-MPI',               BUILDOPTIONS: '-ULTM_DESC -UTFM_DESC -UUSE_LTM -UUSE_TFM',                            BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'EASY',                    BUILDOPTIONS: '-DLTC_EASY',                                                           BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'SMALL_CODE',              BUILDOPTIONS: '-DLTC_SMALL_CODE',                                                     BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'SMALL_STACK',             BUILDOPTIONS: '-DLTC_SMALL_STACK',                                                    BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'SMALL',                   BUILDOPTIONS: '-DLTC_SMALL_CODE -DLTC_SMALL_STACK',                                   BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_TABLES',               BUILDOPTIONS: '-DLTC_NO_TABLES',                                                      BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_FAST',                 BUILDOPTIONS: '-DLTC_NO_FAST',                                                        BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_FAST+SMALL+NO_TABLES', BUILDOPTIONS: '-DLTC_NO_FAST -DLTC_SMALL_CODE -DLTC_SMALL_STACK -DLTC_NO_TABLES',     BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_ASM',                  BUILDOPTIONS: '-DLTC_NO_ASM',                                                         BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_DEPRECATED_APIS',      BUILDOPTIONS: '-DLTC_NO_DEPRECATED_APIS',                                             BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'NO_TIMING_RESISTANCE',    BUILDOPTIONS: '-DLTC_NO_ECC_TIMING_RESISTANT -DLTC_NO_RSA_BLINDING',                  BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'FORTUNA_CUSTOM_OPTIONS',  BUILDOPTIONS: '-DLTC_FORTUNA_USE_ENCRYPT_ONLY -DLTC_FORTUNA_RESEED_RATELIMIT_STATIC', BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'ECC_FP',                  BUILDOPTIONS: '-DLTC_MECC_FP',                                                        BUILDSCRIPT: '.ci/run.sh' }
-          - { BUILDNAME: 'ECC_FP+PTHREAD',          BUILDOPTIONS: '-DLTC_MECC_FP -DLTC_PTHREAD',                                          BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'STOCK+ARGTYPE=1',         BUILDOPTIONS: '-DARGTYPE=1',                                                          BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'STOCK+ARGTYPE=2',         BUILDOPTIONS: '-DARGTYPE=2',                                                          BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'STOCK+ARGTYPE=3',         BUILDOPTIONS: '-DARGTYPE=3',                                                          BUILDSCRIPT: '.ci/run.sh' }