tools/build: Don't pass test log files to linker

[ Upstream commit 935e7cb5bb80106ff4f2fe39640f430134ef8cd8 ]

Separate test log files from object files. Depend on test log output
but don't pass to the linker.

Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Ian Rogers <irogers@google.com>
Link: https://lore.kernel.org/r/20250311213628.569562-2-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build
index cd72016c3cfa71159511549a5dc74e7cc36e82b0..ab0630ae6be8511f622a64f001afd45492207963 100644 (file)
--- a/tools/build/Makefile.build
+++ b/tools/build/Makefile.build
@@ -130,6 +130,10 @@ objprefix    := $(subst ./,,$(OUTPUT)$(dir)/)
 obj-y        := $(addprefix $(objprefix),$(obj-y))
 subdir-obj-y := $(addprefix $(objprefix),$(subdir-obj-y))
 
+# Separate out test log files from real build objects.
+test-y       := $(filter %_log, $(obj-y))
+obj-y        := $(filter-out %_log, $(obj-y))
+
 # Final '$(obj)-in.o' object
 in-target := $(objprefix)$(obj)-in.o
 
@@ -140,7 +144,7 @@ $(subdir-y):
 
 $(sort $(subdir-obj-y)): $(subdir-y) ;
 
-$(in-target): $(obj-y) FORCE
+$(in-target): $(obj-y) $(test-y) FORCE
        $(call rule_mkdir)
        $(call if_changed,$(host)ld_multi)