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authorAlexandre Oliva <aoliva@redhat.com>2010-06-21 19:39:32 +0000
committerAlexandre Oliva <aoliva@redhat.com>2010-06-21 19:39:32 +0000
commit29e66501f7ce527c9abc01061836d37960712546 (patch)
tree9ad0aa990d57dedcdf31f505ba0e4e13f49ca4b0
parentb00fdb78327b18ba0d4240724647bee58ff6b71e (diff)
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* bootstrap-lto.mk: New.
-rw-r--r--config/ChangeLog4
-rw-r--r--config/bootstrap-lto.mk8
2 files changed, 12 insertions, 0 deletions
diff --git a/config/ChangeLog b/config/ChangeLog
index 78259e6..506837b 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2010-06-21 Alexandre Oliva <aoliva@redhat.com>
+
+ * bootstrap-lto.mk: New.
+
2010-06-10 Paolo Bonzini <bonzini@gnu.org>
* override.m4: Remove obsolete (<2.64) definitions.
diff --git a/config/bootstrap-lto.mk b/config/bootstrap-lto.mk
new file mode 100644
index 0000000..14099a0
--- /dev/null
+++ b/config/bootstrap-lto.mk
@@ -0,0 +1,8 @@
+# This option enables LTO for stage2 and stage3. It requires lto to
+# be enabled for stage1 with --enable-stage1-languages.
+
+STAGE2_CFLAGS += -flto
+STAGE3_CFLAGS += -flto
+
+# Ada fails to build with LTO, turn it off for now.
+BOOT_ADAFLAGS += -fno-lto