Enable /OPT:REF explicitly for MSVC

/OPT:REF is enabled for release builds for MSVC by default, however, clang-cl may not enable it without this flag, add it to MSVC's mkspec so that all compilers based on MSVC can benefit from it as well. Change-Id: Ia80c20a8510cfa1e4687e39104ce99b37a2aa13f Reviewed-by: Friedemann Kleint <[email protected]>
jhkyy · Aug 13, 2019 · afb5746 · afb5746
1 parent ecb6327
commit afb5746
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Showing 2 changed files with 1 addition and 3 deletions.
diff --git a/mkspecs/common/msvc-desktop.conf b/mkspecs/common/msvc-desktop.conf
@@ -84,7 +84,7 @@ QMAKE_RUN_CXX_IMP_BATCH = $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fo$@ @<<
 
 QMAKE_LINK              = link
 QMAKE_LFLAGS            = /NOLOGO /DYNAMICBASE /NXCOMPAT
-QMAKE_LFLAGS_RELEASE    = /INCREMENTAL:NO
+QMAKE_LFLAGS_RELEASE    = /OPT:REF /INCREMENTAL:NO
 QMAKE_LFLAGS_RELEASE_WITH_DEBUGINFO = /DEBUG /OPT:REF /INCREMENTAL:NO
 QMAKE_LFLAGS_DEBUG      = /DEBUG
 QMAKE_LFLAGS_CONSOLE    = /SUBSYSTEM:CONSOLE

diff --git a/mkspecs/win32-clang-msvc/qmake.conf b/mkspecs/win32-clang-msvc/qmake.conf
@@ -54,6 +54,4 @@ QMAKE_LFLAGS_LTCG       =
 QMAKE_CFLAGS_OPTIMIZE_SIZE = /clang:-Oz
 QMAKE_CFLAGS_OPTIMIZE_FULL = /clang:-O3
 
-QMAKE_LFLAGS_RELEASE   += /OPT:REF,ICF,LBR
-
 load(qt_config)