Author: ian
Date: Fri Feb 13 15:41:28 2015
New Revision: 278678
URL: https://svnweb.freebsd.org/changeset/base/278678
Log:
MFC r276645:
Don't allow clang to use fpu instructions or registers in kernel modules.
Modified:
stable/10/sys/conf/kmod.mk
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/conf/kmod.mk
==============================================================================
--- stable/10/sys/conf/kmod.mk Fri Feb 13 15:32:31 2015 (r278677)
+++ stable/10/sys/conf/kmod.mk Fri Feb 13 15:41:28 2015 (r278678)
@@ -126,8 +126,10 @@ CFLAGS+= -fno-omit-frame-pointer -mno-om
.endif
# Temporary workaround for PR 196407, which contains the fascinating details.
+# Don't allow clang to use fpu instructions or registers in kernel modules.
.if ${MACHINE_CPUARCH} == arm
CFLAGS.clang+= -mllvm -arm-use-movt=0
+CFLAGS.clang+= -mfpu=none
.endif
.if ${MACHINE_CPUARCH} == powerpc
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