Only enable global ThinLTO for LP64 targets
Due to the lack of engineering efforts into LP32 targets, do not enable
global ThinLTO for them by default.
Test: presubmit
Bug: 169004486
Change-Id: I79b77baecf16fda95ff5dccc5a401596a0557d5d
diff --git a/cc/lto.go b/cc/lto.go
index 2c274bd..1da69bf 100644
--- a/cc/lto.go
+++ b/cc/lto.go
@@ -136,9 +136,10 @@
}
func (lto *lto) DefaultThinLTO(ctx BaseModuleContext) bool {
+ lib32 := ctx.Arch().ArchType.Multilib == "lib32"
host := ctx.Host()
vndk := ctx.isVndk() // b/169217596
- return GlobalThinLTO(ctx) && !lto.Never() && !host && !vndk
+ return GlobalThinLTO(ctx) && !lto.Never() && !lib32 && !host && !vndk
}
func (lto *lto) FullLTO() bool {