12 files changed, 13 insertions, 14 deletions
diff --git a/lib/hipe/amd64/Makefile b/lib/hipe/amd64/Makefile
index 0d81ff4d72..8dc2af2679 100644
--- a/lib/hipe/amd64/Makefile
+++ b/lib/hipe/amd64/Makefile
@@ -73,7 +73,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += -DHIPE_AMD64 +warn_exported_vars
+ERL_COMPILE_FLAGS += -DHIPE_AMD64 -Werror +warn_export_vars
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/arm/Makefile b/lib/hipe/arm/Makefile
index 6622680ee1..00b6732afa 100644
--- a/lib/hipe/arm/Makefile
+++ b/lib/hipe/arm/Makefile
@@ -74,7 +74,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/flow/Makefile b/lib/hipe/flow/Makefile
index fe1675b7dd..d883eecf36 100644
--- a/lib/hipe/flow/Makefile
+++ b/lib/hipe/flow/Makefile
@@ -66,7 +66,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars +warn_missing_spec # +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars +warn_missing_spec +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/llvm/Makefile b/lib/hipe/llvm/Makefile
index 25b47a580f..88016a7d8b 100644
--- a/lib/hipe/llvm/Makefile
+++ b/lib/hipe/llvm/Makefile
@@ -52,8 +52,7 @@ endif
 
 MODULES = $(HIPE_MODULES)
 
-HRL_FILES= elf_format.hrl elf32_format.hrl elf64_format.hrl \
-	hipe_llvm_arch.hrl
+HRL_FILES= elf_format.hrl elf32_format.hrl elf64_format.hrl hipe_llvm_arch.hrl
 ERL_FILES= $(MODULES:%=%.erl)
 TARGET_FILES= $(MODULES:%=$(EBIN)/%.$(EMULATOR))
 
@@ -71,7 +70,7 @@ TARGET_FILES= $(MODULES:%=$(EBIN)/%.$(EMULATOR))
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +inline +warn_export_vars #+warn_missing_spec
+ERL_COMPILE_FLAGS += -Werror +inline +warn_export_vars #+warn_missing_spec
 
 # if in 32 bit backend define BIT32 symbol
 ARCH = $(shell echo $(TARGET) | sed 's/^\(x86_64\)-.*/64bit/')
diff --git a/lib/hipe/misc/Makefile b/lib/hipe/misc/Makefile
index 60d2861c62..72cfff21a8 100644
--- a/lib/hipe/misc/Makefile
+++ b/lib/hipe/misc/Makefile
@@ -69,7 +69,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars +warn_missing_spec +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars +warn_missing_spec +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/opt/Makefile b/lib/hipe/opt/Makefile
index ec0d01b42e..684d6f45b4 100644
--- a/lib/hipe/opt/Makefile
+++ b/lib/hipe/opt/Makefile
@@ -64,7 +64,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars +warn_missing_spec # +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars +warn_missing_spec # +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/ppc/Makefile b/lib/hipe/ppc/Makefile
index 576c089f15..1901dfa671 100644
--- a/lib/hipe/ppc/Makefile
+++ b/lib/hipe/ppc/Makefile
@@ -76,7 +76,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/regalloc/Makefile b/lib/hipe/regalloc/Makefile
index 2b94f5ecfe..aaa4418f37 100644
--- a/lib/hipe/regalloc/Makefile
+++ b/lib/hipe/regalloc/Makefile
@@ -77,7 +77,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars# +warn_missing_spec +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars #+warn_missing_spec +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/sparc/Makefile b/lib/hipe/sparc/Makefile
index 9fea887ebd..0e36a43d8e 100644
--- a/lib/hipe/sparc/Makefile
+++ b/lib/hipe/sparc/Makefile
@@ -76,7 +76,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/tools/Makefile b/lib/hipe/tools/Makefile
index 4e3b93d464..7a62896c31 100644
--- a/lib/hipe/tools/Makefile
+++ b/lib/hipe/tools/Makefile
@@ -65,7 +65,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars +warn_missing_spec +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars +warn_missing_spec +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/util/Makefile b/lib/hipe/util/Makefile
index 32135d60dd..66e9421c25 100644
--- a/lib/hipe/util/Makefile
+++ b/lib/hipe/util/Makefile
@@ -69,7 +69,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars +warn_missing_spec +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars +warn_missing_spec +warn_untyped_record
 
 # ----------------------------------------------------
 # Targets
diff --git a/lib/hipe/x86/Makefile b/lib/hipe/x86/Makefile
index e8a73bbc42..93f8b955dd 100644
--- a/lib/hipe/x86/Makefile
+++ b/lib/hipe/x86/Makefile
@@ -84,7 +84,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
 
 include ../native.mk
 
-ERL_COMPILE_FLAGS += +warn_exported_vars
+ERL_COMPILE_FLAGS += -Werror +warn_export_vars
 
 # ----------------------------------------------------
 # Targets