.github/workflows/build.yml: run 'make tests'

This enables SHA tests to check if different compilers produce the same
results.

Signed-off-by: Krystian Hebel <krystian.hebel@3mdeb.com>

.github/workflows/build.yml

@@ -25,3 +25,7 @@ jobs:
       run: |
         make CC=${{matrix.compiler}} BITS=${{matrix.bits}} ${{matrix.lto}}
         ./extend_skl_only.sh
+
+    - name: make tests
+      run: |
+        make CC=${{matrix.compiler}} BITS=64 ${{matrix.lto}} tests

Makefile

@@ -35,6 +35,10 @@ CFLAGS_TPMLIB := -include boot.h -include errno-base.h -include byteswap.h -DEBA
 # Derive AFLAGS from CFLAGS
 AFLAGS := -D__ASSEMBLY__ $(filter-out -std=%,$(CFLAGS))
 
+TEST_CFLAGS := $(filter-out -ffreestanding -march% -Werror,$(CFLAGS))
+TEST_CFLAGS += -Wno-implicit-function-declaration
+TEST_CFLAGS += $(if $(COV),-fprofile-arcs -ftest-coverage)
+
 ALL_SRC := $(wildcard *.c) $(wildcard tpmlib/*.c)
 TESTS := $(filter test-%,$(ALL_SRC:.c=))
 
@@ -75,9 +79,9 @@ tpmlib/%.o: tpmlib/%.c Makefile
 %.S: %.c Makefile
 	$(CC) $(CFLAGS) -S $< -o $@
 
-# Helpers for building and running tests on the current host
+# Helpers for building and running tests on the current host.
 test-%: test-%.c Makefile
-	$(CC) $(filter-out -ffreestanding -march%,$(CFLAGS)) $(if $(COV),-fprofile-arcs -ftest-coverage) $< -o $@
+	$(CC) $(TEST_CFLAGS) $< -o $@
 
 .PHONY: run-test-%
 .SECONDARY: