Reland "[hwasan] remove workaround for fixed toolchain issue"
This reverts commit e72ee140061c13620c233762d1670d42a54428d2.
Bug: 293532332
Reason for revert: Test failure fixed in https://r.android.com/2681595
Change-Id: Id40079133e50492a6e2f3e2794012695562c39f6
diff --git a/cc/sanitize.go b/cc/sanitize.go
index 626005b..c1ef970 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -56,10 +56,6 @@
// higher number of "optimized out" stack variables.
// b/112437883.
"-instcombine-lower-dbg-declare=0",
- // TODO(b/159343917): HWASan and GlobalISel don't play nicely, and
- // GlobalISel is the default at -O0 on aarch64.
- "--aarch64-enable-global-isel-at-O=-1",
- "-fast-isel=false",
"-hwasan-use-after-scope=1",
"-dom-tree-reachability-max-bbs-to-explore=128",
}