Revision: 23336
Author: [email protected]
Date: Mon Aug 25 07:32:29 2014 UTC
Log: Add LTO support for Android Chromium.
This is to add support for a Link-Time Optimizations experiment in Android
Chromium. As it is disabled by default, it won't change anything for most
configurations.
[email protected]
Review URL: https://codereview.chromium.org/497713002
Patch from Fabrice de Gans <[email protected]>.
https://code.google.com/p/v8/source/detail?r=23336
Modified:
/branches/bleeding_edge/build/toolchain.gypi
=======================================
--- /branches/bleeding_edge/build/toolchain.gypi Tue Aug 12 19:04:15 2014
UTC
+++ /branches/bleeding_edge/build/toolchain.gypi Mon Aug 25 07:32:29 2014
UTC
@@ -91,6 +91,9 @@
# Allow to suppress the array bounds warning (default is no
suppression).
'wno_array_bounds%': '',
+ # Link-Time Optimizations
+ 'use_lto%': 0,
+
'variables': {
# This is set when building the Android WebView inside the Android
build
# system, using the 'android' gyp backend.
@@ -241,6 +244,15 @@
}],
],
}],
+ # Disable LTO for v8
+ # v8 is optimized for speed, which takes precedence over
+ # size optimization in LTO.
+ ['use_lto==1', {
+ 'cflags!': [
+ '-flto',
+ '-ffat-lto-objects',
+ ],
+ }],
],
}], # _toolset=="target"
],
--
--
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