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authorEric Christopher <echristo@gmail.com>2013-06-25 01:12:25 +0000
committerEric Christopher <echristo@gmail.com>2013-06-25 01:12:25 +0000
commitf1bd7702bf12006548feb4acaea82e16877991d2 (patch)
tree85d38e56e550b459a2b9e2f45da48d6832e68d01 /llvm/autoconf
parente3d0c4a9bd90c4626241939e6eda67f8d23d79c2 (diff)
downloadbcm5719-llvm-f1bd7702bf12006548feb4acaea82e16877991d2.tar.gz
bcm5719-llvm-f1bd7702bf12006548feb4acaea82e16877991d2.zip
Add an autoconf option for turning on -gsplit-dwarf by default
when building llvm. This saves quite a bit of time and space when linking. Please report any problems via bugzilla. Caveats: a) This will only work on linux b) This requires a fairly new binutils c) This requires a fairly new gdb llvm-svn: 184808
Diffstat (limited to 'llvm/autoconf')
-rw-r--r--llvm/autoconf/configure.ac13
1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/autoconf/configure.ac b/llvm/autoconf/configure.ac
index ad1fd1c6329..393bd6a85ae 100644
--- a/llvm/autoconf/configure.ac
+++ b/llvm/autoconf/configure.ac
@@ -510,6 +510,19 @@ case "$enableval" in
*) AC_MSG_ERROR([Invalid setting for --enable-cxx11. Use "yes" or "no"]) ;;
esac
+dnl --enable-fission : check whether or not to use -gsplit-dwarf on the command
+dnl line
+AC_ARG_ENABLE(split-dwarf,
+ AS_HELP_STRING([--enable-split-dwarf],
+ [Use split-dwarf if available (default is NO)]),,
+ enableval=default)
+case "$enableval" in
+ yes) AC_SUBST(ENABLE_SPLIT_DWARF,[1]) ;;
+ no) AC_SUBST(ENABLE_SPLIT_DWARF,[0]) ;;
+ default) AC_SUBST(ENABLE_SPLIT_DWARF,[0]);;
+ *) AC_MSG_ERROR([Invalid setting for --enable-split-dwarf. Use "yes" or "no"]) ;;
+esac
+
dnl --enable-clang-arcmt: check whether to enable clang arcmt
clang_arcmt="yes"
AC_ARG_ENABLE(clang-arcmt,
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