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| author | Liang Qi <liang.qi@qt.io> | 2016-12-14 19:01:23 +0100 |
|---|---|---|
| committer | Liang Qi <liang.qi@qt.io> | 2016-12-14 19:01:23 +0100 |
| commit | 0e80d28aa5892d6bbb4d0017b1bc9a33489f4176 (patch) | |
| tree | 0db2e10c8776d172bccaeaa7ee1fab3934b93073 /src/qml/compiler/qv4ssa.cpp | |
| parent | ed32558d6280cae40578f735fd326327d571d993 (diff) | |
| parent | 16c81bb0d493af00bc376784bcb7e03a4a037b04 (diff) | |
Merge remote-tracking branch 'origin/5.8' into dev
Conflicts:
src/plugins/qmltooling/qmldbg_debugger/qv4debugjob.cpp
src/plugins/qmltooling/qmldbg_inspector/globalinspector.cpp
src/plugins/qmltooling/qmldbg_nativedebugger/qqmlnativedebugservice.cpp
src/qml/qml/qqmlimport.cpp
src/quick/items/context2d/qquickcontext2dtexture_p.h
tools/qmleasing/splineeditor.h
Change-Id: I8f6630fcac243824350986c8e9f4bd6483bf20b5
Diffstat (limited to 'src/qml/compiler/qv4ssa.cpp')
| -rw-r--r-- | src/qml/compiler/qv4ssa.cpp | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/qml/compiler/qv4ssa.cpp b/src/qml/compiler/qv4ssa.cpp index 46de24c264..943700de44 100644 --- a/src/qml/compiler/qv4ssa.cpp +++ b/src/qml/compiler/qv4ssa.cpp @@ -1838,11 +1838,6 @@ public: return *this; } - bool isEmpty() const - { - return worklistSize == 0; - } - unsigned size() const { return worklistSize; @@ -1850,7 +1845,7 @@ public: Stmt *takeNext(Stmt *last) { - if (isEmpty()) + if (worklistSize == 0) return 0; const int startAt = last ? last->id() + 1 : 0; @@ -1866,6 +1861,10 @@ public: --worklistSize; Stmt *s = stmts.at(pos); Q_ASSERT(s); + + if (removed.at(s->id())) + return takeNext(s); + return s; } @@ -3992,9 +3991,7 @@ void optimizeSSA(StatementWorklist &W, DefUses &defUses, DominatorTree &df) ExprReplacer replaceUses(defUses, function); Stmt *s = 0; - while (!W.isEmpty()) { - s = W.takeNext(s); - Q_ASSERT(s); + while ((s = W.takeNext(s))) { if (Phi *phi = s->asPhi()) { // dead code elimination: |