Disble CFI for ARM32 processes.

This CL disables CFI for 32-bit ARM processes, which is broken due to
a compiler error in the most recent version of clang.

Bug: 35157333
Test: ENABLE_CFI=true m -j40 does not enable CFI for 32-bit processes
Change-Id: I52ccf60d91ff1a2af4cf024376b7d70f87040674

cc/sanitize.go

@@ -173,6 +173,12 @@ func (sanitize *sanitize) begin(ctx BaseModuleContext) {
 		s.Diag.Cfi = nil
 	}
 
+	// Also disable CFI for arm32 until b/35157333 is fixed.
+	if ctx.Arch().ArchType == android.Arm {
+		s.Cfi = nil
+		s.Diag.Cfi = nil
+	}
+
 	if ctx.staticBinary() {
 		s.Address = nil
 		s.Coverage = nil