* Add two new checks:
  * PHI nodes must be the first thing in a basic block, all grouped together
  * All basic blocks should only end with terminator insts, not contain them

llvm-svn: 2773

system correctly.

llvm-svn: 2772

anymore.

llvm-svn: 2771

llvm-svn: 2770

llvm-svn: 2769

llvm-svn: 2768

llvm-svn: 2767

llvm-svn: 2766

llvm-svn: 2765

llvm-svn: 2764

llvm-svn: 2763

llvm-svn: 2762

llvm-svn: 2761

llvm-svn: 2760

llvm-svn: 2759

of their argument

llvm-svn: 2758

* The newly installed version of Bison now really likes there to be ;'s
  after productions.  Add them to avoid tons of warnings.

llvm-svn: 2757

llvm-svn: 2756

llvm-svn: 2755

llvm-svn: 2754

their references.  This fixes bug:
    test/Regression/Transforms/ADCE/2002-05-28-Crash*.ll

llvm-svn: 2753

llvm-svn: 2752

llvm-svn: 2751

llvm-svn: 2750

llvm-svn: 2749

llvm-svn: 2748

llvm-svn: 2747

   test/Regression/Transforms/FunctionResolve/retmismatch[12].ll

This makes it much more useful for running benchmarks that are missing
prototypes for some functions.

llvm-svn: 2745

llvm-svn: 2744

llvm-svn: 2743

llvm-svn: 2742

llvm-svn: 2741

for malloc and free.  Lots of crufty benchmarks are using stuff like:
char *malloc();
void free();

to forward declare malloc and free.  Now we recognize and raise these forms

llvm-svn: 2740

llvm-svn: 2739

llvm-svn: 2738

llvm-svn: 2737

get eliminated by globaldce!

llvm-svn: 2736

llvm-svn: 2735

llvm-svn: 2734

Which contains a description of why this is neccesary.

llvm-svn: 2733