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Commit f1d0ba41 authored by Yi Kong's avatar Yi Kong
Browse files

Add GLOBAL_THINLTO env fixture to lto_test 

lto has different behaviour depending on the GLOBAL_THINLTO env var
value.

Tests for GLOBAL_THINLTO=true will be added in a follow up CL.

Test: presubmit
Bug: 169004486
Change-Id: I45f6a35eb26bdb1beeb3ff5f2c0c0cdc8fd8c41f
parent dff96c65

cc/lto_test.go

+10 −12
Original line number Diff line number Diff line
@@ -23,6 +23,12 @@ import ( 
	"github.com/google/blueprint"

)



var NoGlobalThinLTOPreparer = android.GroupFixturePreparers(

	prepareForCcTest,

	android.FixtureModifyEnv(func(env map[string]string) {

		env["GLOBAL_THINLTO"] = "false"

	}))



func TestThinLtoDeps(t *testing.T) {

	t.Parallel()

	bp := `
@@ -57,9 +63,7 @@ func TestThinLtoDeps(t *testing.T) { 
	}

`



	result := android.GroupFixturePreparers(

		prepareForCcTest,

	).RunTestWithBp(t, bp)

	result := NoGlobalThinLTOPreparer.RunTestWithBp(t, bp)



	libLto := result.ModuleForTests("lto_enabled", "android_arm64_armv8-a_shared").Module()
@@ -137,9 +141,7 @@ func TestThinLtoOnlyOnStaticDep(t *testing.T) { 
	}

`



	result := android.GroupFixturePreparers(

		prepareForCcTest,

	).RunTestWithBp(t, bp)

	result := NoGlobalThinLTOPreparer.RunTestWithBp(t, bp)



	libRoot := result.ModuleForTests("root", "android_arm64_armv8-a_shared").Module()

	libRootLtoNever := result.ModuleForTests("root_no_lto", "android_arm64_armv8-a_shared").Module()
@@ -197,9 +199,7 @@ func TestLtoDisabledButEnabledForArch(t *testing.T) { 
			},

		},

	}`

	result := android.GroupFixturePreparers(

		prepareForCcTest,

	).RunTestWithBp(t, bp)

	result := NoGlobalThinLTOPreparer.RunTestWithBp(t, bp)



	libFooWithLto := result.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")

	libFooWithoutLto := result.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Rule("ld")
@@ -227,9 +227,7 @@ func TestLtoDoesNotPropagateToRuntimeLibs(t *testing.T) { 
		},

	}`



	result := android.GroupFixturePreparers(

		prepareForCcTest,

	).RunTestWithBp(t, bp)

	result := NoGlobalThinLTOPreparer.RunTestWithBp(t, bp)



	libFoo := result.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")

	libBar := result.ModuleForTests("runtime_libbar", "android_arm_armv7-a-neon_shared").Rule("ld")