qtbase-opensource-src/mkspecs/win32-clang-g++/qmake.conf

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#
# qmake configuration for win32-clang-g++
#
# Written for MinGW-w64 / clang 6.0 or higher
#
# Cross compile example for x86_64-w64-mingw32-clang++:
# configure -xplatform win32-clang-g++ -device-option CROSS_COMPILE=x86_64-w64-mingw32-
#
include(../common/g++-win32.conf)
# modifications to g++-win32.conf
QMAKE_COMPILER += clang llvm # clang pretends to be gcc
QMAKE_CC = $${CROSS_COMPILE}clang
QMAKE_CFLAGS +=
QMAKE_CFLAGS_WARN_ON += -Wextra -Wno-ignored-attributes
QMAKE_CXX = $${CROSS_COMPILE}clang++
QMAKE_CXXFLAGS +=
QMAKE_CXXFLAGS_WARN_ON = $$QMAKE_CFLAGS_WARN_ON
QMAKE_LINK = $${CROSS_COMPILE}clang++
QMAKE_LINK_C = $${CROSS_COMPILE}clang
QMAKE_CFLAGS_LTCG = -flto=thin
QMAKE_CXXFLAGS_LTCG = $$QMAKE_CFLAGS_LTCG
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)