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-rw-r--r--Makefile.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/Makefile.in b/Makefile.in
index 6c2957f68ccf..fa3ffd3adeef 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -62,7 +62,10 @@ PARALLELISM_OPTION := $(if $(filter-out 0,$(PARALLELISM)),-j $(PARALLELISM),)
IWYU_OPTION := $(if $(IWYU_PATH),-k CC=$(IWYU_PATH) CXX=$(IWYU_PATH),)
+# don't want to have a dependency to iwyudummy.generate because it's
+# useful to manually edit the generated StaticLibrary_iwyudummy.mk
iwyudummy: bootstrap fetch
+ $(if $(wildcard $(BUILDDIR)/iwyudummy),,$(error first call "make iwyudummy.generate"))
cd $(BUILDDIR)/iwyudummy && $(MAKE) $(IWYU_OPTION) $(GMAKE_OPTIONS)
iwyudummy.generate: