Reviewers: pasko (OOO till Aug 28), Michael Achenbach,
Description:
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.
Please review this at https://codereview.chromium.org/497713002/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+10, -0 lines):
M build/toolchain.gypi
Index: build/toolchain.gypi
diff --git a/build/toolchain.gypi b/build/toolchain.gypi
index
45c1f9dac8e5658a205c1a977fff318363062ae5..8a57dc014b956c5aa8f43e098be769593e34d2a5
100644
--- a/build/toolchain.gypi
+++ b/build/toolchain.gypi
@@ -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 +244,13 @@
}],
],
}],
+ # Disable LTO for v8
+ ['use_lto==1', {
+ 'cflags!': [
+ '-flto',
+ '-ffat-lto-objects',
+ ],
+ }],
],
}], # _toolset=="target"
],
--
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