Author: Matti Picus <matti.pi...@gmail.com>
Branch:
Changeset: r91529:c6a3a65d4975
Date: 2017-06-05 21:12 +0300
http://bitbucket.org/pypy/pypy/changeset/c6a3a65d4975/
Log: move lto to build option, default is False since some gcc versions
produce bogus code
diff --git a/rpython/config/translationoption.py
b/rpython/config/translationoption.py
--- a/rpython/config/translationoption.py
+++ b/rpython/config/translationoption.py
@@ -202,6 +202,9 @@
BoolOption("lldebug0",
"If true, makes an lldebug0 build", default=False,
cmdline="--lldebug0"),
+ BoolOption("lto", "enable link time optimization",
+ default=False, cmdline="--lto",
+ requires=[("translation.gcrootfinder", "shadowstack")]),
StrOption("icon", "Path to the (Windows) icon to use for the executable"),
StrOption("libname",
"Windows: name and possibly location of the lib file to create"),
diff --git a/rpython/translator/platform/posix.py
b/rpython/translator/platform/posix.py
--- a/rpython/translator/platform/posix.py
+++ b/rpython/translator/platform/posix.py
@@ -134,7 +134,7 @@
cflags = tuple(self.cflags) + tuple(self.standalone_only)
# xxx check which compilers accept this option or not
- if not config or config.translation.gcrootfinder != 'asmgcc':
+ if config and config.translation.lto:
cflags = ('-flto',) + cflags
m = GnuMakefile(path)
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