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-rw-r--r--mkspecs/features/ltcg.prf15
1 files changed, 10 insertions, 5 deletions
diff --git a/mkspecs/features/ltcg.prf b/mkspecs/features/ltcg.prf
index d113caf35c..10d14dfe85 100644
--- a/mkspecs/features/ltcg.prf
+++ b/mkspecs/features/ltcg.prf
@@ -1,4 +1,6 @@
-CONFIG(release, debug|release) {
+static:no-static-ltcg {
+ # Static library but no-static-ltcg enabled: skip LTCG
+} else: CONFIG(release, debug|release) {
# 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
@@ -22,13 +24,16 @@ CONFIG(release, debug|release) {
}
}
- fat-lto {
+ 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 *= $$QMAKE_CFLAGS_LTCG
- QMAKE_CXXFLAGS *= $$QMAKE_CXXFLAGS_LTCG
- QMAKE_LFLAGS *= $$QMAKE_LFLAGS_LTCG
+ QMAKE_CFLAGS -= $$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
}