diff options
author | Yuhang Zhao <2546789017@qq.com> | 2019-03-20 20:26:23 +0800 |
---|---|---|
committer | Yuhang Zhao <2546789017@qq.com> | 2019-03-21 23:46:32 +0000 |
commit | b43988ada2b107258833deb8fa229f1f142d3851 (patch) | |
tree | 8cac9172bdaa4bfefb7f05cf4cf4c408e6b92350 /mkspecs | |
parent | b73eef0b511b0e92c954c0b1355897108db827ba (diff) |
Clang: use -Oz instead of -O1 to optimize for size
Change-Id: I60fecba64e968d10b87a9c1af571ff4a3aa98ad7
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'mkspecs')
-rw-r--r-- | mkspecs/android-clang/qmake.conf | 2 | ||||
-rw-r--r-- | mkspecs/common/clang.conf | 2 | ||||
-rw-r--r-- | mkspecs/win32-clang-g++/qmake.conf | 2 | ||||
-rw-r--r-- | mkspecs/win32-clang-msvc/qmake.conf | 2 |
4 files changed, 6 insertions, 2 deletions
diff --git a/mkspecs/android-clang/qmake.conf b/mkspecs/android-clang/qmake.conf index a077c70cba..dd29473969 100644 --- a/mkspecs/android-clang/qmake.conf +++ b/mkspecs/android-clang/qmake.conf @@ -51,6 +51,4 @@ exists($$ANDROID_SOURCES_CXX_STL_LIBDIR/libc++.so): \ else: \ ANDROID_CXX_STL_LIBS = $$ANDROID_SOURCES_CXX_STL_LIBDIR/libc++.so.$$replace(ANDROID_PLATFORM, "android-", "") -QMAKE_CFLAGS_OPTIMIZE_SIZE = -Oz - include(../common/android-base-tail.conf) diff --git a/mkspecs/common/clang.conf b/mkspecs/common/clang.conf index e03dc7de14..1666843136 100644 --- a/mkspecs/common/clang.conf +++ b/mkspecs/common/clang.conf @@ -16,6 +16,8 @@ QMAKE_LINK_SHLIB = $$QMAKE_CXX CONFIG += clang_pch_style QMAKE_PCH_OUTPUT_EXT = .pch +QMAKE_CFLAGS_OPTIMIZE_SIZE = -Oz + QMAKE_CFLAGS_ISYSTEM = -isystem QMAKE_CFLAGS_PRECOMPILE = -x c-header -c ${QMAKE_PCH_INPUT} -o ${QMAKE_PCH_OUTPUT} QMAKE_CFLAGS_USE_PRECOMPILE = -Xclang -include-pch -Xclang ${QMAKE_PCH_OUTPUT} diff --git a/mkspecs/win32-clang-g++/qmake.conf b/mkspecs/win32-clang-g++/qmake.conf index 4bceb2780c..59d42176f0 100644 --- a/mkspecs/win32-clang-g++/qmake.conf +++ b/mkspecs/win32-clang-g++/qmake.conf @@ -30,4 +30,6 @@ QMAKE_CFLAGS_LTCG_FATOBJECTS = -flto QMAKE_CXXFLAGS_LTCG_FATOBJECTS = $$QMAKE_CFLAGS_LTCG_FATOBJECTS QMAKE_LFLAGS_LTCG = $$QMAKE_CFLAGS_LTCG +QMAKE_CFLAGS_OPTIMIZE_SIZE = -Oz + load(qt_config) diff --git a/mkspecs/win32-clang-msvc/qmake.conf b/mkspecs/win32-clang-msvc/qmake.conf index d6f7ad7be7..e15c18b9e6 100644 --- a/mkspecs/win32-clang-msvc/qmake.conf +++ b/mkspecs/win32-clang-msvc/qmake.conf @@ -46,6 +46,8 @@ QMAKE_CXXFLAGS_LTCG_FATOBJECTS = $$QMAKE_CFLAGS_LTCG_FATOBJECTS # Leave QMAKE_LFLAGS_LTCG empty because lld-link doesn't need any additional parameters QMAKE_LFLAGS_LTCG = +QMAKE_CFLAGS_OPTIMIZE_SIZE = -Xclang -Oz + QMAKE_LFLAGS_RELEASE += /OPT:REF,ICF,LBR # Precompiled headers are not supported yet by clang |