diff --git a/.travis.yml b/.travis.yml
index 22271cde9..42f0043b2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,27 +19,65 @@ matrix:
     # Standard Ubuntu 12.04 LTS Server Edition 64 bit
     - os: linux
       sudo: required
-      env: PLATFORM="Ubuntu 12.04" CMD="make gppinstall gpptest && make clean && make libc6install gnu90test && make clean && make c99test && make clean && make gnu99test && make clean && make clangtest"
+      env: PLATFORM="Ubuntu 12.04" CMD="make gpptest && make clean && make gnu90test && make clean && make c99test && make clean && make gnu99test && make clean && make clangtest"
+      addons:
+        apt:
+          packages:
+            - libc6-dev-i386
+            - g++-multilib 
     - os: linux
       sudo: required
-      env: PLATFORM="Ubuntu 12.04" CMD="make arminstall armtest"
+      env: PLATFORM="Ubuntu 12.04" CMD="make armtest"
+      addons:
+        apt:
+          packages:
+            - gcc-arm-linux-gnueabi
+            - libc6-dev-armel-cross
+            - linux-libc-dev-armel-cross
+            - binfmt-support
+            - qemu
+            - qemu-user-static
     - os: linux
       sudo: required
-      env: PLATFORM="Ubuntu 12.04" CMD="make libc6install && make -C programs test32"
+      env: PLATFORM="Ubuntu 12.04" CMD="make -C programs test32"
+      addons:
+        apt:
+          packages:
+            - libc6-dev-i386
+            - gcc-multilib
     - os: linux
       sudo: required
       env: PLATFORM="Ubuntu 12.04" CMD="make -C tests versionsTest"
     - os: linux
       sudo: required
-      env: PLATFORM="Ubuntu 12.04" CMD="make libc6install asan32"
+      env: PLATFORM="Ubuntu 12.04" CMD="make asan32"
+      addons:
+        apt:
+          packages:
+            - libc6-dev-i386
+            - gcc-multilib
     - os: linux
       sudo: required
-      env: PLATFORM="Ubuntu 12.04" CMD="make valgrindinstall && make -C programs valgrindTest"
+      env: PLATFORM="Ubuntu 12.04" CMD="make -C programs valgrindTest"
+      addons:
+        apt:
+          packages:
+            - valgrind
     # Ubuntu 14.04 LTS Server Edition 64 bit
     - os: linux
       dist: trusty
       sudo: required
-      env: PLATFORM="Ubuntu 14.04" CMD="make zlibwrapper && make clean && make gcc5install gcc5test && make clean && make gcc6install gcc6test && make clean && make ppcinstall ppctest"
+      env: PLATFORM="Ubuntu 14.04" CMD="make zlibwrapper && make clean && make gcc5test && make clean && make gcc6test && sudo apt-get install -y -q qemu-system-ppc binfmt-support qemu-user-static gcc-powerpc-linux-gnu && make clean && make ppctest"
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - gcc-multilib
+            - gcc-5
+            - gcc-5-multilib
+            - gcc-6
+            - gcc-6-multilib
     # OS X Mavericks
     - os: osx
       env: PLATFORM="OS X Mavericks" CMD="make gnu90test && make clean && make test && make clean && make travis-install"
diff --git a/Makefile b/Makefile
index 6e83f33a9..32f063f0c 100644
--- a/Makefile
+++ b/Makefile
@@ -174,37 +174,3 @@ bmi32test: clean
 staticAnalyze: clean
 	CPPFLAGS=-g scan-build --status-bugs -v $(MAKE) all
 endif
-
-
-#------------------------------------------------------------------------
-# for Travis CI
-#------------------------------------------------------------------------
-libc6install:
-	sudo apt-get install -y -qq libc6-dev-i386
-
-gppinstall:
-	sudo apt-get install -y -qq g++-multilib
-
-gcc5install:
-	sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-	sudo apt-get update -y -qq
-	sudo apt-get install -y -qq gcc-5-multilib
-
-gcc6install:
-	sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-	sudo apt-get update -y -qq
-	sudo apt-get install -y -qq gcc-6-multilib
-
-arminstall: clean
-	sudo apt-get install -y -q qemu binfmt-support qemu-user-static gcc-arm-linux-gnueabi
-
-ppcinstall: clean
-	sudo apt-get install -y -q qemu-system-ppc binfmt-support qemu-user-static gcc-powerpc-linux-gnu  # doesn't work with Ubuntu 12.04
-
-ppc64install: clean   # compilation works but cannot be executed
-	sudo apt-get install -y -q qemu-system-ppc binfmt-support qemu-user-static gcc-powerpc-linux-gnu
-	update-binfmts --displ
-
-valgrindinstall:
-	echo sudo apt-get install -y -qq valgrind
-	sudo apt-get install -y -qq valgrind
diff --git a/programs/Makefile b/programs/Makefile
index a51d438b5..9c70f868b 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -54,10 +54,12 @@ FLAGS   = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS)
 
 ZSTDCOMMON_FILES := $(ZSTDDIR)/common/*.c
 ZSTDCOMP_FILES := $(ZSTDDIR)/compress/zstd_compress.c $(ZSTDDIR)/compress/fse_compress.c $(ZSTDDIR)/compress/huf_compress.c
-ZSTDDECOMP_FILES := $(ZSTDDIR)/decompress/zstd_decompress.o $(ZSTDDIR)/decompress/huf_decompress.c
+ZSTDDECOMP_FILES := $(ZSTDDIR)/decompress/huf_decompress.c
 ZSTD_FILES := $(ZSTDDECOMP_FILES) $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES)
 ZBUFF_FILES := $(ZSTDDIR)/compress/zbuff_compress.c $(ZSTDDIR)/decompress/zbuff_decompress.c
 ZDICT_FILES := $(ZSTDDIR)/dictBuilder/*.c
+ZSTDDECOMP_O = $(ZSTDDIR)/decompress/zstd_decompress.o
+ZSTDDECOMP32_O = $(ZSTDDIR)/decompress/zstd_decompress32.o
 
 ifeq ($(ZSTD_LEGACY_SUPPORT), 0)
 CPPFLAGS  += -DZSTD_LEGACY_SUPPORT=0
@@ -86,21 +88,25 @@ ZSTDRTTEST= --test-large-data
 
 default: zstd
 
-all: zstd fullbench fuzzer zbufftest paramgrill datagen
+all: zstd fullbench fuzzer zbufftest zstreamtest paramgrill datagen
 
-all32: CFLAGS += -m32
-all32: EXT := 32$(EXT)
-all32: cleano32 all
+all32: cleano32 zstd32 fullbench32 fuzzer32 zbufftest32 zstreamtest32
 
-$(ZSTDDIR)/decompress/zstd_decompress.o: CFLAGS += $(ALIGN_LOOP)
 
-zstd  : $(ZSTD_FILES) $(ZSTDLEGACY_FILES) $(ZDICT_FILES) \
+$(ZSTDDECOMP_O): $(ZSTDDIR)/decompress/zstd_decompress.c
+	$(CC)    $(ALIGN_LOOP) $(FLAGS) $^ -c -o $@
+
+$(ZSTDDECOMP32_O): $(ZSTDDIR)/decompress/zstd_decompress.c
+	$(CC)  -m32 $(ALIGN_LOOP) $(FLAGS) $^ -c -o $@
+
+zstd  : $(ZSTDDECOMP_O) $(ZSTD_FILES) $(ZSTDLEGACY_FILES) $(ZDICT_FILES) \
         zstdcli.c fileio.c bench.c datagen.c dibio.c
 	$(CC)      $(FLAGS) -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT) $^ -o $@$(EXT)
 
-zstd32: CFLAGS += -m32
-zstd32: EXT := 32$(EXT)
-zstd32: zstd
+zstd32 : $(ZSTDDECOMP32_O) $(ZSTD_FILES) $(ZSTDLEGACY_FILES) $(ZDICT_FILES) \
+        zstdcli.c fileio.c bench.c datagen.c dibio.c
+	$(CC)  -m32 $(FLAGS) -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT) $^ -o $@$(EXT)
+
 
 zstd_nolegacy :
 	$(MAKE) zstd ZSTD_LEGACY_SUPPORT=0
@@ -116,7 +122,7 @@ zstd-pgo : clean zstd
 	rm zstd
 	$(MAKE) zstd MOREFLAGS=-fprofile-use
 
-zstd-frugal: $(ZSTD_FILES) zstdcli.c fileio.c
+zstd-frugal: $(ZSTDDECOMP_O) $(ZSTD_FILES) zstdcli.c fileio.c
 	$(CC)      $(FLAGS) -DZSTD_NOBENCH -DZSTD_NODICT -DZSTD_LEGACY_SUPPORT=0 $^ -o zstd$(EXT)
 
 zstd-compress: $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES) \
@@ -130,42 +136,39 @@ zstd-decompress: $(ZSTDCOMMON_FILES) $(ZSTDDECOMP_FILES) \
 zstd-small: clean
 	CFLAGS="-Os -s" $(MAKE) zstd-frugal
 
-fullbench  : $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c fullbench.c
+fullbench  : $(ZSTDDECOMP_O) $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c fullbench.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
-fullbench32 : CFLAGS += -m32
-fullbench32 : EXT := 32$(EXT)
-fullbench32 : fullbench
+fullbench32 : $(ZSTDDECOMP32_O) $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c fullbench.c
+	$(CC)  -m32  $(FLAGS) $^ -o $@$(EXT)
 
 fuzzer  : CPPFLAGS += -I$(ZSTDDIR)/dictBuilder
-fuzzer  : $(ZSTD_FILES) $(ZDICT_FILES) datagen.c fuzzer.c
+fuzzer  : $(ZSTDDECOMP_O) $(ZSTD_FILES) $(ZDICT_FILES) datagen.c fuzzer.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
-fuzzer32 : CFLAGS += -m32
-fuzzer32 : EXT := 32$(EXT)
-fuzzer32 : fuzzer
+fuzzer32 : CPPFLAGS += -I$(ZSTDDIR)/dictBuilder
+fuzzer32 : $(ZSTDDECOMP32_O) $(ZSTD_FILES) $(ZDICT_FILES) datagen.c fuzzer.c
+	$(CC)  -m32  $(FLAGS) $^ -o $@$(EXT)
 
-zbufftest  : $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c zbufftest.c
+zbufftest  : $(ZSTDDECOMP_O) $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c zbufftest.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
-zbufftest32 : CFLAGS += -m32
-zbufftest32 : EXT := 32$(EXT)
-zbufftest32 : zbufftest
+zbufftest32  : $(ZSTDDECOMP32_O) $(ZSTD_FILES) $(ZBUFF_FILES) datagen.c zbufftest.c
+	$(CC)  -m32  $(FLAGS) $^ -o $@$(EXT)
 
-zstreamtest  : $(ZSTD_FILES) datagen.c zstreamtest.c
+zstreamtest  : $(ZSTDDECOMP_O) $(ZSTD_FILES) datagen.c zstreamtest.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
-zstreamtest32 : CFLAGS += -m32
-zstreamtest32 : EXT := 32$(EXT)
-zstreamtest32 : zstreamtest
+zstreamtest32 : $(ZSTDDECOMP32_O) $(ZSTD_FILES) datagen.c zstreamtest.c
+	$(CC) -m32  $(FLAGS) $^ -o $@$(EXT)
 
-paramgrill : $(ZSTD_FILES) datagen.c paramgrill.c
+paramgrill : $(ZSTDDECOMP_O) $(ZSTD_FILES) datagen.c paramgrill.c
 	$(CC)      $(FLAGS) $^ -lm -o $@$(EXT)
 
 datagen : datagen.c datagencli.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
-roundTripCrash : $(ZSTD_FILES) roundTripCrash.c
+roundTripCrash : $(ZSTDDECOMP_O) $(ZSTD_FILES) roundTripCrash.c
 	$(CC)      $(FLAGS) $^ -o $@$(EXT)
 
 clean:
diff --git a/programs/fileio.c b/programs/fileio.c
index cda5dd43d..39a1ae9da 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -41,11 +41,12 @@
 *  Compiler Options
 ***************************************/
 #ifdef _MSC_VER   /* Visual */
-#  define _POSIX_SOURCE 1          /* enable %llu on Windows */
 #  define _CRT_SECURE_NO_WARNINGS  /* removes Visual warning on strerror() */
 #  pragma warning(disable : 4204)  /* non-constant aggregate initializer */
 #endif
-
+#if defined(__MINGW32__) && !defined(_POSIX_SOURCE)
+#  define _POSIX_SOURCE 1          /* disable %llu warnings with MinGW on Windows */ 
+#endif
 
 /*-*************************************
 *  Includes