diff --git a/Jenkinsfile b/Jenkinsfile
index 7212f269ba..555504de46 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -17,7 +17,7 @@ pipeline {
         }
         stage('Check setup warnings') {
             steps {
-                sh 'python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_setup_current.txt tools/warnings_count/warnings_setup_new.txt'
+                sh 'bash -c "./tools/warnings_count/compare_warnings.sh setup"'
             }
         }
         stage('Disasm') {
@@ -27,7 +27,7 @@ pipeline {
         }
         stage('Check disasm warnings') {
             steps {
-                sh 'python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_disasm_current.txt tools/warnings_count/warnings_disasm_new.txt'
+                sh 'bash -c "./tools/warnings_count/compare_warnings.sh disasm"'
             }
         }
         stage('Build') {
@@ -37,7 +37,7 @@ pipeline {
         }
         stage('Check build warnings') {
             steps {
-                sh 'python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_build_current.txt tools/warnings_count/warnings_build_new.txt'
+                sh 'bash -c "./tools/warnings_count/compare_warnings.sh build"'
             }
         }
         stage('Report Progress') {
diff --git a/Makefile b/Makefile
index bc71a02e16..2a00a76940 100644
--- a/Makefile
+++ b/Makefile
@@ -79,7 +79,7 @@ endif
 
 # Check code syntax with host compiler
 CHECK_WARNINGS := -Wall -Wextra -Wno-format-security -Wno-unknown-pragmas -Wno-unused-parameter -Wno-unused-variable -Wno-missing-braces -Wno-int-conversion -Wno-unused-but-set-variable -Wno-unused-label
-CC_CHECK   := gcc -fno-builtin -fsyntax-only -funsigned-char -std=gnu90 -D _LANGUAGE_C -D NON_MATCHING $(IINC) -include stdarg.h $(CHECK_WARNINGS)
+CC_CHECK   := gcc -fno-builtin -fsyntax-only -funsigned-char -fdiagnostics-color -std=gnu90 -D _LANGUAGE_C -D NON_MATCHING $(IINC) -include stdarg.h $(CHECK_WARNINGS)
 
 CPP        := cpp
 ELF2ROM    := tools/buildtools/elf2rom
diff --git a/src/overlays/actors/ovl_En_Dai/z_en_dai.c b/src/overlays/actors/ovl_En_Dai/z_en_dai.c
index c09c0dd3a9..93d43230a7 100644
--- a/src/overlays/actors/ovl_En_Dai/z_en_dai.c
+++ b/src/overlays/actors/ovl_En_Dai/z_en_dai.c
@@ -16,7 +16,6 @@ void EnDai_Update(Actor* thisx, GlobalContext* globalCtx);
 void EnDai_Draw(Actor* thisx, GlobalContext* globalCtx);
 
 void func_80B3F00C(EnDai* this, GlobalContext* globalCtx);
-void func_80B3EEDC(EnDai* this, GlobalContext* globalCtx);
 void func_80B3EF90(EnDai* this, GlobalContext* globalCtx);
 
 extern AnimationHeader D_060107B0;
diff --git a/tools/warnings_count/check_new_warnings.sh b/tools/warnings_count/check_new_warnings.sh
index d9c4ab1e47..7a196c28be 100755
--- a/tools/warnings_count/check_new_warnings.sh
+++ b/tools/warnings_count/check_new_warnings.sh
@@ -3,14 +3,103 @@ set -e
 
 # This script can be used when you want to test locally the amount of warnings produced by your changes before doing a PR.
 
+# Terminal colour codes
+# when $TERM is empty (non-interactive shell), then expand tput with '-T xterm-256color'
+[[ ${TERM}=="" ]] && TPUTTERM='-T dumb' \
+                  || TPUTTERM=''
+
+declare -r BOLD=`tput ${TPUTTERM} bold`
+declare -r RED=`tput ${TPUTTERM} setaf 1`
+declare -r PURPLE=`tput ${TPUTTERM} setaf 5`
+declare -r WHITE=`tput ${TPUTTERM} setaf 7`
+declare -r BLINK=`tput ${TPUTTERM} blink`
+declare -r RST=`tput ${TPUTTERM} sgr0`
+
+
 DIR="$(dirname "$(readlink -f "$0")")"
 cd "$DIR/../.."
 
-make distclean
-make setup 2> tools/warnings_count/warnings_setup_new.txt
-make disasm 2> tools/warnings_count/warnings_disasm_new.txt
-make all 2> tools/warnings_count/warnings_build_new.txt
+COMPARE_WARNINGS="$DIR/compare_warnings.sh"
+
+usage () {
+    echo "Usage: $0 [-h] [-j jobs]"
+}
+
+show_help () {
+    usage
+    echo "
+Check for new warnings created. 
+
+Optional arguments:
+    -h    Display this message and exit.
+    -j N  use N jobs (does not support plain -j because you shouldn't use it anyway)
+"
+}
+
+jobs=1
+
+while getopts "hj:" opt
+do
+    case $opt in
+    h)  show_help
+        exit 0
+        ;;
+    j)  j_option_arg="$OPTARG"
+        if [[ ! "${j_option_arg}" =~ ^[0-9]*$ ]]
+        then
+            echo "Error: Option '-j' expects numeric argument, you gave: ${j_option_arg}"
+            exit 1
+        fi
+        jobs="$j_option_arg"
+        ;;
+    ?)  usage
+        exit 2
+        ;;
+    esac
+done
+shift $(($OPTIND - 1))
+
+# Confirm run with -j jobs
+echo "This will run
+    make distclean
+    make setup
+    make disasm
+    make all
+using $jobs threads. This may take some time."
+read -r -p "Is this okay? [Y/n]" response
+response=${response,,} # tolower
+if !([[ $response =~ ^(yes|y| ) ]] || [[ -z $response ]]); then
+exit 0
+fi
+
+
+
+
+remove_ansi_codes () {
+    perl -pe '
+    s/\e\[[\x30-\x3f]*[\x20-\x2f]*[\x40-\x7e]//g;
+    s/\e[PX^_].*?\e\\//g;
+    s/\e\][^\a]*(?:\a|\e\\)//g;
+    s/\e[\[\]A-Z\\^_@]//g;' $1
+}
+
+
+make_warnings () {
+    make $1 -j$jobs 2> >(tee tools/warnings_count/warnings_temp.txt) \
+    && remove_ansi_codes tools/warnings_count/warnings_temp.txt > tools/warnings_count/warnings_$2_new.txt \
+    && rm tools/warnings_count/warnings_temp.txt
+}
+
+
+make distclean
+make_warnings setup setup
+make_warnings disasm disasm
+make_warnings all build
+
+echo "
+$(tput ${TPUTTERM} setaf 3)(lots of make output ${TPUTTERM} here...) 
+$RST"
+$COMPARE_WARNINGS setup
+$COMPARE_WARNINGS disasm
+$COMPARE_WARNINGS build
 
-python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_setup_current.txt tools/warnings_count/warnings_setup_new.txt
-python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_disasm_current.txt tools/warnings_count/warnings_disasm_new.txt
-python3 tools/warnings_count/compare_warnings.py tools/warnings_count/warnings_build_current.txt tools/warnings_count/warnings_build_new.txt
diff --git a/tools/warnings_count/compare_warnings.py b/tools/warnings_count/compare_warnings.py
deleted file mode 100755
index 3f11423252..0000000000
--- a/tools/warnings_count/compare_warnings.py
+++ /dev/null
@@ -1,35 +0,0 @@
-#!/usr/bin/env python3
-
-import argparse
-
-
-def countFileLines(filename: str) -> int:
-    with open(filename) as f:
-        return len(f.readlines())
-
-
-def main():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('currentwarnings', help="Name of file which contains the current warnings of the repo.")
-    parser.add_argument('newwarnings', help="Name of file which contains the *new* warnings of the repo.")
-    args = parser.parse_args()
-
-    currentLines = countFileLines(args.currentwarnings)
-    newLines = countFileLines(args.newwarnings)
-    if newLines > currentLines:
-        print()
-        print("There are more warnings now. Go fix them!")
-        print("\tCurrent warnings: " + str(currentLines))
-        print("\tNew warnings: " + str(newLines))
-        print()
-        print("If these warnings are needed to produce a matching build, run `tools/warnings_count/update_current_warnings.sh` and commit the updated files in `tools/warnings_count/`.")
-        print()
-        with open(args.newwarnings) as f:
-            print("Warnings:\n\n" + f.read())
-        print()
-        exit(-1)
-    print("There are no new warnings. Good Job!")
-
-
-if __name__ == "__main__":
-    main()
diff --git a/tools/warnings_count/compare_warnings.sh b/tools/warnings_count/compare_warnings.sh
new file mode 100755
index 0000000000..080649d82a
--- /dev/null
+++ b/tools/warnings_count/compare_warnings.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# Terminal colour codes
+# when $TERM is empty (non-interactive shell), then expand tput with '-T xterm-256color'
+[[ ${TERM}=="" ]] && TPUTTERM='-T dumb' \
+                  || TPUTTERM=''
+
+declare -r BOLD=`tput ${TPUTTERM} bold`
+declare -r RED=`tput ${TPUTTERM} setaf 1`
+declare -r PURPLE=`tput ${TPUTTERM} setaf 5`
+declare -r WHITE=`tput ${TPUTTERM} setaf 7`
+declare -r BLINK=`tput ${TPUTTERM} blink`
+declare -r RST=`tput ${TPUTTERM} sgr0`
+
+read CURRENT_LINES CURRENT <<< $(wc -l "tools/warnings_count/warnings_$1_current.txt")
+read NEW_LINES NEW <<< $(wc -l "tools/warnings_count/warnings_$1_new.txt")
+
+if [ $NEW_LINES -le $CURRENT_LINES ]
+then
+    echo "${BOLD}No new warnings added in $1, well done.${RST}
+"
+    exit 0
+else
+    CURRENT_NUM=$(grep -i 'warning' $CURRENT | wc -l)
+    NEW_NUM=$(grep -i 'warning' $NEW | wc -l)
+    EXTRA_NUM=$(( $NEW_NUM - $CURRENT_NUM ))
+
+    echo "${BOLD}${RED}There are $EXTRA_NUM new warnings in $1, please fix them!${RST}
+${BOLD}Current warnings:${RST}"
+    cat $CURRENT
+    echo "${BOLD}
+Total current warnings: $CURRENT_NUM
+
+New warnings:${RST}"
+    cat "$NEW"
+    echo "${BOLD}
+Total new warnings: $NEW_NUM ${RED}
+Total extra warnings: $EXTRA_NUM ${RST}
+${BOLD}
+If these warnings are needed to produce a matching build, run 'tools/warnings_count/update_current_warnings.sh' and commit the updated files in 'tools/warnings_count/'.${RST}"
+    exit 1
+fi