* src/SDCCBBlock.c (iCodeBreakDown): renamed newiTempPreheaderLabel to newiTempLoopHe...

* src/SDCCBBlock.c (iCodeBreakDown): renamed newiTempPreheaderLabel to newiTempLoopHeaderLabel
* src/SDCCicode.h,
* src/SDCCicode.c (newiTempPreheaderLabel, newiTempLoopHeaderLabel): renamed, added possibility to create "postLoopLbl"-labels
* src/SDCCloop.c (newInduction, newRegion, backEdges, insertIntoLoop, isNotInBlocks, addToExitsMarkDepth, createLoop, dominatedBy, addDefInExprs, assignmentsToSym, isOperandInvariant, pointerAssigned, hasNonPtrUse, loopInvariants, addressTaken, findInduction, findDefInRegion, mergeRegions, ifMerged, mergeInnerLoops): made static,
(pinduction, pregion, hasIncomingDefs, findLoopEndSeq): disabled,
(basicInduction): fixed bug #136564, made static,
(loopInduction): changed parameter of basicInduction, made static,
(addPostLoopBlock): added
* src/SDCCloop.h: removed backEdges, pregion, pinduction, loopOptimizations, addressTaken, findDefInRegion, hasIncomingDefs, findLoopEndSeq
* support/regression/tests/bug-136564.c: added

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@4018 4a8a32a2-be11-0410-ad9d-d568d2c75423