An exercise in stripping down the win32 .exe size.

GNUmakefile

@@ -178,11 +178,13 @@ $(WINDOWS_TARGETS): CFLAGS += \
 	-D_WIN32_WINNT=0x0A00 \
 	-DWINVER=0x0A00 \
 	-DNTDDI_VERSION=NTDDI_WIN10 \
-	-Ideps/openssl/mingw64/usr/local/include
+	-Ideps/openssl/mingw64/usr/local/include \
+	-flto
 $(WINDOWS_TARGETS): LDFLAGS += \
 	-static \
 	-lm \
-	-Ldeps/openssl/mingw64/usr/local/lib
+	-Ldeps/openssl/mingw64/usr/local/lib \
+	-flto
 ifeq ($(UNAME_S),Darwin)
 $(MACOS_TARGETS): CC = xcrun clang
 $(IOS_TARGETS): IOS_SYSROOT := $(shell xcrun --sdk iphoneos --show-sdk-path)

tools/ssl-mingw64

@@ -13,7 +13,56 @@ rm -rf $WORK_DIR
 cp -arf deps/openssl_src/ $WORK_DIR
 
 build_the_thing() {
-    export GLOBAL_OPTIONS="no-trace no-asm no-threads no-md2 no-md4 no-dso no-async no-multiblock no-dgram no-filenames no-shared no-ssl3 no-engine no-dynamic-engine no-zlib no-comp no-psk no-idea no-srp no-weak-ssl-ciphers no-dtls no-egd no-tests -Os"
+    export GLOBAL_OPTIONS="
+        no-apps
+        no-asm
+        no-async
+        no-autoerrinit
+        no-cmp
+        no-cms
+        no-comp
+        no-deprecated
+        no-dgram
+        no-docs
+        no-dsa
+        no-dso
+        no-dtls
+        no-dynamic-engine
+        no-ec2m
+        no-egd
+        no-engine
+        no-err
+        no-filenames
+        no-gost
+        no-http
+        no-idea
+        no-legacy
+        no-md2
+        no-md4
+        no-module
+        no-multiblock
+        no-nextprotoneg
+        no-ocsp
+        no-psk
+        no-shared
+        no-sock
+        no-srp
+        no-ssl-trace
+        no-ssl3
+        no-stdio
+        no-tests
+        no-thread-pool
+        no-threads
+        no-trace
+        no-ui-console
+        no-uplink
+        no-weak-ssl-ciphers
+        no-zlib
+        -Os
+        -ffunction-sections
+        -fdata-sections
+        -flto
+        -DOPENSSL_SMALL_FOOTPRINT"
     echo "./Configure $SSL_TARGET $OPTIONS $GLOBAL_OPTIONS" && \
     ./Configure $SSL_TARGET $OPTIONS $GLOBAL_OPTIONS && \
     make clean && \