Reviewers: Jakob,
Description:
Use a fixed random seed per default.
To get back the old behavior, use "make randomseed=0 ...".
BUG=v8:1880,v8:2885
Please review this at https://codereview.chromium.org/64093003/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+10, -0 lines):
M Makefile
M tools/gyp/v8.gyp
Index: Makefile
diff --git a/Makefile b/Makefile
index
bbec44076e41e35b30256e48ba0e1d6c466c109e..64bf7bca8dc735a3965b527b57acc3eff8267fb4
100644
--- a/Makefile
+++ b/Makefile
@@ -104,6 +104,10 @@ endif
ifeq ($(unalignedaccess), on)
GYPFLAGS += -Dv8_can_use_unaligned_accesses=true
endif
+# randomseed=12345, disable random seed via randomseed=0
+ifdef randomseed
+ GYPFLAGS += -Dv8_random_seed=$(randomseed)
+endif
# soname_version=1.2.3
ifdef soname_version
GYPFLAGS += -Dsoname_version=$(soname_version)
Index: tools/gyp/v8.gyp
diff --git a/tools/gyp/v8.gyp b/tools/gyp/v8.gyp
index
22fcf94566f93c073f89eae287ead198a26521a8..2f22fc5e37f89e835ce239675d070ecd6b801dcd
100644
--- a/tools/gyp/v8.gyp
+++ b/tools/gyp/v8.gyp
@@ -28,6 +28,7 @@
{
'variables': {
'v8_code': 1,
+ 'v8_random_seed%': 314159265,
},
'includes': ['../../build/toolchain.gypi', '../../build/features.gypi'],
'targets': [
@@ -156,6 +157,11 @@
'--log-snapshot-positions',
'--logfile', '<(INTERMEDIATE_DIR)/snapshot.log',
],
+ 'conditions': [
+ ['v8_random_seed!=0', {
+ 'mksnapshot_flags': ['--random-seed', '<(v8_random_seed)'],
+ }],
+ ]
},
'action': [
'<@(_inputs)',
--
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