# HG changeset patch
# User Mike Hommey <mh+mozilla@glandium.org>
# Date 1595595951 0
# Node ID 795c8762b16bf8367fd1776e5b69f4d175715106
# Parent  3077c06189677d30a3e4e066dea97f2e083c6501
Bug 1644409 - Make --enable-lto=thin work with GCC. r=froydnj

Differential Revision: https://phabricator.services.mozilla.com/D84773

diff --git a/build/moz.configure/lto-pgo.configure b/build/moz.configure/lto-pgo.configure
--- a/build/moz.configure/lto-pgo.configure
+++ b/build/moz.configure/lto-pgo.configure
@@ -265,7 +265,10 @@
             # instruction sets.
         else:
             num_cores = multiprocessing.cpu_count()
-            cflags.append("-flto")
+            if len(value) and value[0].lower() == "full":
+                cflags.append("-flto")
+            else:
+                cflags.append("-flto=thin")
             cflags.append("-flifetime-dse=1")
 
             ldflags.append("-flto=%s" % num_cores)