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static:no-static-ltcg {
# Static library but no-static-ltcg enabled: skip LTCG
} else: CONFIG(release, debug|release) {
separate_debug_info {
# Evaluate single-$ variable references that have no valid value at mkspec loading time
QMAKE_LFLAGS_LTCG_SEPARATE_DEBUG_INFO ~= s/\\$\\{/\$\$\{/
eval(QMAKE_LFLAGS_LTCG += $$QMAKE_LFLAGS_LTCG_SEPARATE_DEBUG_INFO)
}
# We need fat object files when creating static libraries on some platforms
# so the linker will know to load a particular object from the library
# in the first place. On others, we have special ar and nm to create the symbol
# tables so the linker will know better. For other compilers, we disable LTCG
# for static libraries.
msvc {
# Nothing to do
} else {
!isEmpty(QMAKE_AR_LTCG): QMAKE_AR = $$QMAKE_AR_LTCG
!isEmpty(QMAKE_NM_LTCG): QMAKE_NM = $$QMAKE_NM_LTCG
equals(QMAKE_RANLIB_LTCG, true): QMAKE_RANLIB =
else: !isEmpty(QMAKE_RANLIB_LTCG): QMAKE_RANLIB = $$QMAKE_RANLIB_LTCG
static:isEmpty(QMAKE_AR_LTCG):isEmpty(QMAKE_RANLIB_LTCG) {
# We don't know how to create symbol tables for static libs with this
# compiler, so disable LTCG
QMAKE_CFLAGS_LTCG =
QMAKE_CXXFLAGS_LTCG =
QMAKE_LFLAGS_LTCG =
}
}
fat-lto|if(static:fat-static-lto) {
QMAKE_CFLAGS_LTCG += $$QMAKE_CFLAGS_LTCG_FATOBJECTS
QMAKE_CXXFLAGS_LTCG += $$QMAKE_CXXFLAGS_LTCG_FATOBJECTS
}
load(link_ltcg)
QMAKE_CFLAGS -= $$QMAKE_CFLAGS_LTCG
QMAKE_CFLAGS += $$QMAKE_CFLAGS_LTCG
QMAKE_CXXFLAGS -= $$QMAKE_CXXFLAGS_LTCG
QMAKE_CXXFLAGS += $$QMAKE_CXXFLAGS_LTCG
QMAKE_LFLAGS -= $$QMAKE_LFLAGS_LTCG
QMAKE_LFLAGS += $$QMAKE_LFLAGS_LTCG
}
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