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[PATCH] build-many-glibcs.py: Do not build C++ PCHs by default
- From: Florian Weimer <fweimer at redhat dot com>
- To: libc-alpha at sourceware dot org
- Date: Tue, 17 Dec 2019 16:36:26 +0100
- Subject: [PATCH] build-many-glibcs.py: Do not build C++ PCHs by default
They are not used during the subsequent glibc build, so creating them
merely wastes time.
-----
scripts/build-many-glibcs.py | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py
index 193d49727b..92cc613c5d 100755
--- a/scripts/build-many-glibcs.py
+++ b/scripts/build-many-glibcs.py
@@ -1382,9 +1382,12 @@ class Config(object):
else:
tool_build = 'gcc'
# libsanitizer commonly breaks because of glibc header
- # changes, or on unusual targets.
+ # changes, or on unusual targets. C++ pre-compiled
+ # headers are not used during the glibc build and are
+ # expensive to create.
if not self.ctx.full_gcc:
- cfg_opts += ['--disable-libsanitizer']
+ cfg_opts += ['--disable-libsanitizer',
+ '--disable-libstdcxx-pch']
langs = 'all' if self.ctx.full_gcc else 'c,c++'
cfg_opts += ['--enable-languages=%s' % langs,
'--enable-shared', '--enable-threads']