rib/llvm-project/llvm/include/llvm/IR/PassManagerInternal.h:9=
0
#41 0x276f30e4 in run () at =
/usr/src/contrib/llvm-project/llvm/lib/IR/PassManager.cpp:124
#42 0x22178b88 in llvm::detail::PassModel<llvm::Module, =
llvm::ModuleToFunctionPassAdaptor, =
llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, =
llvm::AnalysisManager<llvm::Module>&) ()
    at =
/usr/src/contrib/llvm-project/llvm/include/llvm/IR/PassManagerInternal.h:9=
0
#43 0x276ee244 in run () at =
/usr/src/contrib/llvm-project/llvm/include/llvm/IR/PassManagerImpl.h:81
#44 0x22174ffc in RunOptimizationPipeline () at =
/usr/src/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1114
#45 0x2216cfb8 in EmitAssembly () at =
/usr/src/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1179
--Type <RET> for more, q to quit, c to continue without paging--
#46 EmitBackendOutput () at =
/usr/src/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1341
#47 0x225cbca0 in HandleTranslationUnit () at =
/usr/src/contrib/llvm-project/clang/lib/CodeGen/CodeGenAction.cpp:354
#48 0x22cff8e4 in ParseAST () at =
/usr/src/contrib/llvm-project/clang/lib/Parse/ParseAST.cpp:184
#49 0x22b5a7b8 in Execute () at =
/usr/src/contrib/llvm-project/clang/lib/Frontend/FrontendAction.cpp:1078
#50 0x22adb800 in ExecuteAction () at =
/usr/src/contrib/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:1061=

#51 0x22bf6a90 in ExecuteCompilerInvocation () at =
/usr/src/contrib/llvm-project/clang/lib/FrontendTool/ExecuteCompilerInvoca=
tion.cpp:280
#52 0x0002afc8 in cc1_main () at =
/usr/src/contrib/llvm-project/clang/tools/driver/cc1_main.cpp:284
#53 0x00038548 in ExecuteCC1Tool () at =
/usr/src/contrib/llvm-project/clang/tools/driver/driver.cpp:215
#54 0x227877ec in operator() () at =
/usr/src/contrib/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:=
68
#55 operator() () at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Job.cpp:440
#56 callback_fn<(lambda at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Job.cpp:440:22)>(void) () =
at =
/usr/src/contrib/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:=
45
#57 0x27d88624 in operator() () at =
/usr/src/contrib/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:=
68
#58 RunSafely () at =
/usr/src/contrib/llvm-project/llvm/lib/Support/CrashRecoveryContext.cpp:42=
6
#59 0x22786e90 in Execute () at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Job.cpp:440
#60 0x22748074 in ExecuteCommand () at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Compilation.cpp:199
#61 0x227483d0 in ExecuteJobs () at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Compilation.cpp:253
#62 0x22765bb8 in ExecuteCompilation () at =
/usr/src/contrib/llvm-project/clang/lib/Driver/Driver.cpp:1943
#63 0x00037ba4 in clang_main () at =
/usr/src/contrib/llvm-project/clang/tools/driver/driver.cpp:391
#64 0x000363a8 in main () at =
/usr/src/usr.bin/clang/clang/clang-driver.cpp:17

0x2a80cfd0:	0x000013f2	0x00000079	0xffffffff	=
0xa5a5a5a5
0x2a80cfe0:	0xffffffff	0xa5a5a5a5	0xffffffff	=
0xa5a5a5a5
0x2a80cff0:	0x000014a6	0x00000079	0xffffffff	=
0xa5a5a5a5
(gdb) x /1024x (size_t*)addr
0x2a80d000:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
0x2a80d010:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
0x2a80d020:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
. . .
0x2a80dfd0:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
0x2a80dfe0:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
0x2a80dff0:	0x5a5a5a5a	0x5a5a5a5a	0x5a5a5a5a	=
0x5a5a5a5a
(gdb) x /1024x ((size_t*)addr)+1024
0x2a80e000:	0x00000051	0x00000002	0x29e862b8	=
0xa5a5a5a5
0x2a80e010:	0x7273752f	0x6372732f	0x766e692d	=
0x69747365
0x2a80e020:	0x69746167	0x6c2f6e6f	0x632f6269	=
0x676e616c
0x2a80e030:	0x636e692f	0x6564756c	0x745f5f2f	=
0x5f657079

So: All of the page was 0x5a5a5a5a repeated. Before and after
had some other values and were accessible.

=3D=3D=3D
Mark Millard
marklmi at yahoo.com