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author | Michal Klocek <michal.klocek@qt.io> | 2019-01-17 15:39:32 +0100 |
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committer | Liang Qi <liang.qi@qt.io> | 2019-02-06 22:11:22 +0000 |
commit | 7910dd0a548cdd9e7c5716d4f6704b3185fa34fb (patch) | |
tree | ebed8bfe3f4a187e3dbb8d42dc47ba01ff05d921 /mkspecs/common | |
parent | 5133e22ae200eb3c5169340a16b419c9fce747cb (diff) |
Add llvm linker detection to configure
https://gcc.gnu.org/ml/gcc-patches/2018-10/msg01240.html
This is currently only used for webengine, where link time really matters.
New configure options:
* force 'lld' '-linker lld' or' --linker=lld'
* force 'gold' '-linker gold' or '--linker=gold'
* force 'bfd' '-linker bfd' or '--linker=bfd'
Note before by default gold was always forced (if supported) now default linker
is system default one.
[ChangeLog][Tools][configure & build system] Added --linker=[bfg,lld,gold] configure flag.
Change-Id: Idaa13510da70243c6176b96db846d629cd65c7af
Reviewed-by: Kai Koehne <kai.koehne@qt.io>
Diffstat (limited to 'mkspecs/common')
-rw-r--r-- | mkspecs/common/gcc-base-unix.conf | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mkspecs/common/gcc-base-unix.conf b/mkspecs/common/gcc-base-unix.conf index 700f228c36..a456c8f3eb 100644 --- a/mkspecs/common/gcc-base-unix.conf +++ b/mkspecs/common/gcc-base-unix.conf @@ -20,7 +20,9 @@ QMAKE_LFLAGS_RPATH = -Wl,-rpath, QMAKE_LFLAGS_RPATHLINK = -Wl,-rpath-link, QMAKE_LFLAGS_NEW_DTAGS = -Wl,--enable-new-dtags QMAKE_LFLAGS_GDB_INDEX = -Wl,--gdb-index +QMAKE_LFLAGS_USE_BFD = -fuse-ld=bfd QMAKE_LFLAGS_USE_GOLD = -fuse-ld=gold +QMAKE_LFLAGS_USE_LLD = -fuse-ld=lld # -Bsymbolic-functions (ld) support QMAKE_LFLAGS_BSYMBOLIC_FUNC = -Wl,-Bsymbolic-functions |