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From: Fangrui Song <maskray@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc/maskray/clang] configure: Check -fno-tree-loop-distribute-patterns
Date: Fri, 8 Oct 2021 01:44:41 +0000 (GMT) [thread overview]
Message-ID: <20211008014441.BF9313857C66@sourceware.org> (raw)
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=5707bcdd16a27de37ef6ac377c5d44f60826e834
commit 5707bcdd16a27de37ef6ac377c5d44f60826e834
Author: Fangrui Song <maskray@google.com>
Date: Sun Sep 26 00:15:23 2021 -0700
configure: Check -fno-tree-loop-distribute-patterns
Diff:
---
configure | 2 +-
configure.ac | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/configure b/configure
index d34afb01ad..883a32e11a 100755
--- a/configure
+++ b/configure
@@ -6508,7 +6508,7 @@ __attribute__ ((__optimize__ ("-fno-tree-loop-distribute-patterns")))
foo (void) {}
EOF
libc_cv_cc_loop_to_function=no
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -Werror -c conftest.c'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
diff --git a/configure.ac b/configure.ac
index 93670fc5fc..bfa5c61c0c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1606,7 +1606,7 @@ __attribute__ ((__optimize__ ("-fno-tree-loop-distribute-patterns")))
foo (void) {}
EOF
libc_cv_cc_loop_to_function=no
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c])
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -Werror -c conftest.c])
then
libc_cv_cc_loop_to_function=yes
fi
next reply other threads:[~2021-10-08 1:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-08 1:44 Fangrui Song [this message]
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