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authorLars Knoll <lars.knoll@nokia.com>2012-04-16 12:04:34 +0200
committerLars Knoll <lars.knoll@nokia.com>2012-04-16 12:04:34 +0200
commit9bd032355163d92cda5e7e59ecd21214b131f187 (patch)
tree002fa12558505683143c7eb08949a3d225bf0712 /src/corelib/global/qcompilerdetection.h
parentd037d25c3d5236623371cf051aaf6a9e59792ba7 (diff)
parent41673c45dde2eb95ee21dd918235218399f2be2c (diff)
Merge remote-tracking branch 'origin/master' into api_changes
Conflicts: configure src/corelib/io/qurl.cpp src/gui/kernel/qwindow.cpp src/tools/moc/generator.cpp src/widgets/kernel/qwidget_qpa.cpp src/widgets/styles/qstyle.h src/widgets/widgets/qtabbar.cpp tests/auto/corelib/codecs/utf8/tst_utf8.cpp Change-Id: Ia457228d6f684ec8184e13e8fcc9d25857b1751e
Diffstat (limited to 'src/corelib/global/qcompilerdetection.h')
-rw-r--r--src/corelib/global/qcompilerdetection.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h
index 315f53cbb4..6d7635ef67 100644
--- a/src/corelib/global/qcompilerdetection.h
+++ b/src/corelib/global/qcompilerdetection.h
@@ -157,8 +157,10 @@
# define Q_UNREACHABLE() __builtin_unreachable()
# else
/* Plain GCC */
-# define Q_ASSUME(expr) if (expr){} else __builtin_unreachable()
-# define Q_UNREACHABLE() __builtin_unreachable()
+# if (__GNUC__ * 100 + __GNUC_MINOR__) >= 405
+# define Q_ASSUME(expr) if (expr){} else __builtin_unreachable()
+# define Q_UNREACHABLE() __builtin_unreachable()
+# endif
# endif
# define Q_ALIGNOF(type) __alignof__(type)