13 files changed, 13 insertions, 13 deletions
diff --git a/tests/cxx/parser/enumeration/makefile b/tests/cxx/parser/enumeration/makefile
index 7d4ab20..fd7a988 100644
--- a/tests/cxx/parser/enumeration/makefile
+++ b/tests/cxx/parser/enumeration/makefile
@@ -32,7 +32,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --type-map $(src_base)/test.map
+$(gen): xsd_options += --type-map $(src_base)/test.map
 $(gen): $(out_root)/xsd/xsd $(src_base)/test.map
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/generated-impl/makefile b/tests/cxx/parser/generated-impl/makefile
index acd542f..1d62faf 100644
--- a/tests/cxx/parser/generated-impl/makefile
+++ b/tests/cxx/parser/generated-impl/makefile
@@ -38,7 +38,7 @@ gen  := $(addprefix $(out_base)/,$(genf))
 
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-print-impl --generate-test-driver \
+$(gen): xsd_options += --generate-print-impl --generate-test-driver \
 --force-overwrite
 $(gen): $(out_root)/xsd/xsd
 
diff --git a/tests/cxx/parser/name-clash/inheritance/makefile b/tests/cxx/parser/name-clash/inheritance/makefile
index 641f993..f67e1fa 100644
--- a/tests/cxx/parser/name-clash/inheritance/makefile
+++ b/tests/cxx/parser/name-clash/inheritance/makefile
@@ -32,7 +32,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/polymorphism/recursive/makefile b/tests/cxx/parser/polymorphism/recursive/makefile
index 595406d..246ac88 100644
--- a/tests/cxx/parser/polymorphism/recursive/makefile
+++ b/tests/cxx/parser/polymorphism/recursive/makefile
@@ -32,7 +32,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-polymorphic
+$(gen): xsd_options += --generate-polymorphic
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/polymorphism/same-type/makefile b/tests/cxx/parser/polymorphism/same-type/makefile
index 7f1ab04..e322e48 100644
--- a/tests/cxx/parser/polymorphism/same-type/makefile
+++ b/tests/cxx/parser/polymorphism/same-type/makefile
@@ -32,7 +32,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-polymorphic
+$(gen): xsd_options += --generate-polymorphic
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/recursive/makefile b/tests/cxx/parser/recursive/makefile
index 21b80c2..f73f0a8 100644
--- a/tests/cxx/parser/recursive/makefile
+++ b/tests/cxx/parser/recursive/makefile
@@ -32,7 +32,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/all/makefile b/tests/cxx/parser/validation/all/makefile
index d772718..74b430a 100644
--- a/tests/cxx/parser/validation/all/makefile
+++ b/tests/cxx/parser/validation/all/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/any/makefile b/tests/cxx/parser/validation/any/makefile
index 6e38eaa..56d4ef7 100644
--- a/tests/cxx/parser/validation/any/makefile
+++ b/tests/cxx/parser/validation/any/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/attribute/makefile b/tests/cxx/parser/validation/attribute/makefile
index d3571ef..88d7505 100644
--- a/tests/cxx/parser/validation/attribute/makefile
+++ b/tests/cxx/parser/validation/attribute/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/built-in/any-type/makefile b/tests/cxx/parser/validation/built-in/any-type/makefile
index 4d3ff6e..ae6af31 100644
--- a/tests/cxx/parser/validation/built-in/any-type/makefile
+++ b/tests/cxx/parser/validation/built-in/any-type/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/choice/makefile b/tests/cxx/parser/validation/choice/makefile
index cf38433..685a388 100644
--- a/tests/cxx/parser/validation/choice/makefile
+++ b/tests/cxx/parser/validation/choice/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/restriction/makefile b/tests/cxx/parser/validation/restriction/makefile
index 5f58a0b..91d5b20 100644
--- a/tests/cxx/parser/validation/restriction/makefile
+++ b/tests/cxx/parser/validation/restriction/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))
diff --git a/tests/cxx/parser/validation/sequence/makefile b/tests/cxx/parser/validation/sequence/makefile
index 995c2f2..de47942 100644
--- a/tests/cxx/parser/validation/sequence/makefile
+++ b/tests/cxx/parser/validation/sequence/makefile
@@ -34,7 +34,7 @@ genf := $(xsd:.xsd=-pskel.hxx) $(xsd:.xsd=-pskel.ixx) $(xsd:.xsd=-pskel.cxx)
 gen  := $(addprefix $(out_base)/,$(genf))
 
 $(gen): xsd := $(out_root)/xsd/xsd
-$(gen): xsd_options := --generate-validation
+$(gen): xsd_options += --generate-validation
 $(gen): $(out_root)/xsd/xsd
 
 $(call include-dep,$(dep),$(obj),$(gen))