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type be obtained from a CallInst we're optimizing. * Make it possible for getConstantStringLength to return the ConstantArray that it extracts in case the content is needed by an Optimization. * Implement the strcmp optimization * Implement the toascii optimization This pass is now firing several to many times in the following MultiSource tests: Applications/Burg - 7 (strcat,strcpy) Applications/siod - 13 (strcat,strcpy,strlen) Applications/spiff - 120 (exit,fputs,strcat,strcpy,strlen) Applications/treecc - 66 (exit,fputs,strcat,strcpy) Applications/kimwitu++ - 34 (strcmp,strcpy,strlen) Applications/SPASS - 588 (exit,fputs,strcat,strcpy,strlen) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21626 91177308-0d34-0410-b5e6-96231b3b80d8
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