Ignore failures due to null pointer segfault

Just one example, but others are likely similar (at least with same
stacktrace)

```
[1/7] : && /home/erickilmer/src/instafix/out/build/linux/bin/instafix-front/instafix-front --ld-path=instafix-lld-tool --for-linker=--fake-executable=/home/erickilmer/src/instafix/out/build/linux/bin/instafix-ld/instafix-ld    -O3 -DNDEB
UG  tools/CMakeFiles/not.dir/not.cpp.o -o tools/not   && :
FAILED: tools/not
: && /home/erickilmer/src/instafix/out/build/linux/bin/instafix-front/instafix-front --ld-path=instafix-lld-tool --for-linker=--fake-executable=/home/erickilmer/src/instafix/out/build/linux/bin/instafix-ld/instafix-ld    -O3 -DNDEBUG  tools/CMakeFiles/not.dir/not.cpp.o -o tools/not   && :
ClangLoc: /home/erickilmer/src/instafix-llvm/llvm/out/install/linux/bin/clang
Executing a non indexed phase: "/home/erickilmer/src/instafix/out/build/linux/instafix-lld/instafix-lld-tool" -z relro --hash-style=gnu --eh-frame-hdr -m elf_x86_64 -pie -dynamic-linker /lib64/ld-linux-x86-64.so.2 -o tools/not /lib/x86_64-linux-gnu/Scrt1.o /lib/x86_64-linux-gnu/crti.o /usr/lib/gcc/x86_64-linux-gnu/13/crtbeginS.o -L/usr/lib/gcc/x86_64-linux-gnu/13 -L/usr/lib/gcc/x86_64-linux-gnu/13/../../../../lib64 -L/lib/x86_64-linux-gnu -L/lib/../lib64 -L/usr/lib/x86_64-linux-gnu -L/usr/lib64 -L/lib -L/usr/lib --fake-executable=/home/erickilmer/src/instafix/out/build/linux/bin/instafix-ld/instafix-ld tools/CMakeFiles/not.dir/not.cpp.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/lib/gcc/x86_64-linux-gnu/13/crtendS.o /lib/x86_64-linux-gnu/crtn.o
program_name: /home/erickilmer/src/instafix/out/build/linux/instafix-lld/instafix-lld-tool
input_file: /lib/x86_64-linux-gnu/Scrt1.o
input_file: /lib/x86_64-linux-gnu/crti.o
input_file: /usr/lib/gcc/x86_64-linux-gnu/13/crtbeginS.o
input_file: tools/CMakeFiles/not.dir/not.cpp.o
input_file: /usr/lib/gcc/x86_64-linux-gnu/13/crtendS.o
input_file: /lib/x86_64-linux-gnu/crtn.o
loc("/lib/x86_64-linux-gnu/libc.so":1:1): error: unexpected character
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0.      Program arguments: /home/erickilmer/src/instafix/out/build/linux/bin/instafix-front/instafix-front --ld-path=instafix-lld-tool --for-linker=--fake-executable=/home/erickilmer/src/instafix/out/build/linux/bin/instafix-ld/instafix-ld -O3 -DNDEBUG tools/CMakeFiles/not.dir/not.cpp.o -o tools/not
 #0 0x000064b890eb6d41 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /home/erickilmer/src/instafix-llvm/llvm/lib/Support/Unix/Signals.inc:804:11
 #1 0x000064b890eb723b PrintStackTraceSignalHandler(void*) /home/erickilmer/src/instafix-llvm/llvm/lib/Support/Unix/Signals.inc:880:1
 #2 0x000064b890eb49a6 llvm::sys::RunSignalHandlers() /home/erickilmer/src/instafix-llvm/llvm/lib/Support/Signals.cpp:105:5
 llvm#3 0x000064b890eb7a1d SignalHandler(int, siginfo_t*, void*) /home/erickilmer/src/instafix-llvm/llvm/lib/Support/Unix/Signals.inc:418:7
 llvm#4 0x00007c3845445330 (/lib/x86_64-linux-gnu/libc.so.6+0x45330)
 llvm#5 0x000064b883cd967c llvm::Value::getType() const /home/erickilmer/src/instafix-llvm/llvm/include/llvm/IR/Value.h:255:34
 llvm#6 0x000064b88fc554d2 llvm::CastInst::castIsValid(llvm::Instruction::CastOps, llvm::Value*, llvm::Type*) /home/erickilmer/src/instafix-llvm/llvm/include/llvm/IR/InstrTypes.h:623:31
 llvm#7 0x000064b890752419 llvm::ConstantExpr::getBitCast(llvm::Constant*, llvm::Type*, bool) /home/erickilmer/src/instafix-llvm/llvm/lib/IR/Constants.cpp:2325:3
 llvm#8 0x000064b887051e16 mlir::LLVM::detail::getLLVMConstant(llvm::Type*, mlir::Attribute, mlir::Location, mlir::LLVM::ModuleTranslation const&) /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:602:5
 llvm#9 0x000064b88705bb47 mlir::LLVM::ModuleTranslation::convertOneFunction(mlir::LLVM::LLVMFuncOp) /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:1465:25
llvm#10 0x000064b88705eea3 mlir::LLVM::ModuleTranslation::convertFunctions() /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:1804:16
llvm#11 0x000064b88706144d mlir::translateModuleToLLVMIR(mlir::Operation*, llvm::LLVMContext&, llvm::StringRef, bool) /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:2218:25
llvm#12 0x000064b883ba2fda instafix::Loader::LinkInstafixLLVM() /home/erickilmer/src/instafix/instafix/lib/instafix.cpp:837:7
llvm#13 0x000064b883bd9dc2 instafix::LLDLoader::NativeLinkAndJIT(int, llvm::ArrayRef<char const*>, bool) /home/erickilmer/src/instafix/instafix/lib/LLDLoader.cpp:42:27
llvm#14 0x000064b883b9d649 instafix::instafix_main(int, char**) /home/erickilmer/src/instafix/instafix/lib/instafix.cpp:264:32
llvm#15 0x000064b883b99992 main /home/erickilmer/src/instafix/bin/instafix-front/Main.cpp:25:3
llvm#16 0x00007c384542a1ca __libc_start_call_main ./csu/../sysdeps/nptl/libc_start_call_main.h:74:3
llvm#17 0x00007c384542a28b call_init ./csu/../csu/libc-start.c:128:20
llvm#18 0x00007c384542a28b __libc_start_main ./csu/../csu/libc-start.c:347:5
llvm#19 0x000064b883b998a5 _start (/home/erickilmer/src/instafix/out/build/linux/bin/instafix-front/instafix-front+0x688a8a5)
Segmentation fault (core dumped)
```

with gdb stacktrace:

```
$ cd build
$ gdb --args /home/erickilmer/src/instafix/out/build/linux/bin/instafix-front/instafix-front --ld-path=instafix-lld-tool --for-linker=--fake-executable=/home/erickilmer/src/instafix/out/build/linux/bin/instafix-ld/instafix-ld -O3 -DNDEBUG tools/CMakeFiles/not.dir/not.cpp.o -o tools/not
[...]
(gdb) r
[...]
Thread 1 "instafix-front" received signal SIGSEGV, Segmentation fault.
llvm::Value::getType (this=0x0) at /home/erickilmer/src/instafix-llvm/llvm/include/llvm/IR/Value.h:255
255	  Type *getType() const { return VTy; }
(gdb) bt
#0  llvm::Value::getType (this=0x0) at /home/erickilmer/src/instafix-llvm/llvm/include/llvm/IR/Value.h:255
#1  0x0000555567e9a4d2 in llvm::CastInst::castIsValid (op=llvm::Instruction::BitCast, S=0x0, DstTy=0x555569811470) at /home/erickilmer/src/instafix-llvm/llvm/include/llvm/IR/InstrTypes.h:623
#2  0x0000555568997419 in llvm::ConstantExpr::getBitCast (C=0x0, DstTy=0x555569811470, OnlyIfReduced=false) at /home/erickilmer/src/instafix-llvm/llvm/lib/IR/Constants.cpp:2325
llvm#3  0x000055555f296e16 in mlir::LLVM::detail::getLLVMConstant (llvmType=0x555569811470, attr=..., loc=..., moduleTranslation=...) at /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:602
llvm#4  0x000055555f2a0b47 in mlir::LLVM::ModuleTranslation::convertOneFunction (this=0x7fffffff3710, func=...) at /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:1465
llvm#5  0x000055555f2a3ea3 in mlir::LLVM::ModuleTranslation::convertFunctions (this=0x7fffffff3710) at /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:1804
llvm#6  0x000055555f2a644d in mlir::translateModuleToLLVMIR (module=0x5555697e32b0, llvmContext=..., name=..., disableVerification=false) at /home/erickilmer/src/instafix-llvm/mlir/lib/Target/LLVMIR/ModuleTranslation.cpp:2218
llvm#7  0x000055555bde7fda in instafix::Loader::LinkInstafixLLVM (this=0x55556979ea80) at /home/erickilmer/src/instafix/instafix/lib/instafix.cpp:837
llvm#8  0x000055555be1edc2 in instafix::LLDLoader::NativeLinkAndJIT (this=0x55556979ea80, argc=7, argv=..., exec=false) at /home/erickilmer/src/instafix/instafix/lib/LLDLoader.cpp:42
llvm#9  0x000055555bde2649 in instafix::instafix_main (argc=8, argv=0x7fffffffccc8) at /home/erickilmer/src/instafix/instafix/lib/instafix.cpp:264
llvm#10 0x000055555bdde992 in main (argc=8, argv=0x7fffffffccc8) at /home/erickilmer/src/instafix/bin/instafix-front/Main.cpp:25
```

Author: ekilmer

MultiSource/Applications/ALAC/CMakeLists.txt

@@ -1,2 +1,2 @@
-add_subdirectory(encode)
-add_subdirectory(decode)
+#add_subdirectory(encode)
+#add_subdirectory(decode)

MultiSource/Applications/CMakeLists.txt

@@ -15,7 +15,7 @@ endif()
 add_subdirectory(viterbi)
 
 add_subdirectory(ALAC)
-add_subdirectory(hbd)
+#add_subdirectory(hbd)
 #add_subdirectory(lambda-0.1.3)
 #add_subdirectory(minisat)
 if(NOT TARGET_OS STREQUAL "SunOS")

MultiSource/Benchmarks/DOE-ProxyApps-C++/CMakeLists.txt

@@ -4,4 +4,4 @@
 if(NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
 #add_subdirectory(CLAMR)
 endif()
-add_subdirectory(HACCKernels)
+#add_subdirectory(HACCKernels)

tools/CMakeLists.txt

@@ -40,4 +40,4 @@ else()
   llvm_add_host_executable(build-timeit timeit timeit.c)
 endif()
 
-add_executable(not ${CMAKE_CURRENT_SOURCE_DIR}/not.cpp)
+#add_executable(not ${CMAKE_CURRENT_SOURCE_DIR}/not.cpp)