<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/70290>70290</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Code dump when --save-temps in O3 and use DiagnosticInfo to output diag msg
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          hstk30-hw
      </td>
    </tr>
</table>

<pre>
    I use  `DiagnosticInfoMisExpect` to output some info, but in `-O3 --save-temps` it code dump.

```
Stack dump: 0.      Program arguments: ./clang-15 -cc1 -triple aarch64-target-linux-gnu -emit-llvm -save-temps=cw
d -disable-free -clear-ast-before-backend -main-file-name test.c -mrelocation-model pic -pic-level 2 -pic-is-pie -mframe-pointer=non-leaf -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu generic -target-feature +neon -target-feature +v8a -target-abi aapcs -fallow-half-arguments-and-returns -mllvm -treat-scalable-
fixed-error-as-warning -debugger-tuning=gdb -fcoverage-compilation-dir=./testcases/malloc_dirty -resource-dir ./lib64/clang/15.0.4 -O3 -fdebug-compilation-dir=./testcases/malloc_dirty -ferror-limit 19 -fno-signed-char -fgnuc-version=4.2.1 -fcolor-diagnostics -vectorize-loops -vectorize-slp -target-feature +outline-atomics -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o test.ll -x ir test.tmp.bc
1. Optimizer
 #0 0x0000560f1f61137a llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) 
/llvm/lib/Support/Unix/Signals.inc:569:0
 #1 0x0000560f1f611431 PrintStackTraceSignalHandler(void*) 
/llvm/lib/Support/Unix/Signals.inc:636:0                  
#2 0x0000560f1f60f0c4 llvm::sys::RunSignalHandlers() 
/llvm/lib/Support/Signals.cpp:103:0
 #3 0x0000560f1f610ce7 SignalHandler(int) 
/llvm/lib/Support/Unix/Signals.inc:407:0 
#4 0x00007f3cf3f59980 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x12980)
 #5 0x0000560f1fc50ee0 clang::ASTContext::getSourceManager() 
/clang/include/clang/AST/ASTContext.h:725:0             
#6 0x0000560f2103b718 clang::BackendConsumer::getBestLocationFromDebugLoc(llvm::DiagnosticInfoWithLocationBase const&, bool&, llvm::StringRef&, unsigned int&, unsigned int&) const 
/clang/lib/CodeGen/CodeGenAction.cpp:638:0
 #7 0x0000560f2103c6f6 clang::BackendConsumer::MisExpectDiagHandler(llvm::DiagnosticInfoMisExpect const&) 
/clang/lib/CodeGen/CodeGenAction.cpp:845:0
 #8 0x0000560f2103cd6a clang::BackendConsumer::DiagnosticHandlerImpl(llvm::DiagnosticInfo const&) 
/clang/lib/CodeGen/CodeGenAction.cpp:953:0
 #9 0x0000560f2103ac6b clang::ClangDiagnosticHandler::handleDiagnostics(llvm::DiagnosticInfo const&) 
/clang/lib/CodeGen/CodeGenAction.cpp:465:0
#10 0x0000560f1ebe4589 llvm::LLVMContext::diagnose(llvm::DiagnosticInfo const&) 
/llvm/lib/IR/LLVMContext.cpp:265:0
#11 0x0000560f1f2c9198 checkLoadMallocDirty(llvm::Instruction*) 
/llvm/lib/Transforms/Scalar/GVN.cpp:2686:0
#12 0x0000560f1f2c9486 llvm::GVNPass::processBlock(llvm::BasicBlock*) 
/llvm/lib/Transforms/Scalar/GVN.cpp:2733:0
#13 0x0000560f1f2ca9be llvm::GVNPass::iterateOnFunction(llvm::Function&) 
/llvm/lib/Transforms/Scalar/GVN.cpp:3058:0
#14 0x0000560f1f2c8e30 llvm::GVNPass::runImpl(llvm::Function&, llvm::AssumptionCache&, llvm::DominatorTree&, llvm::TargetLibraryInfo const&, llvm::AAResults&, llvm::MemoryDependenceRe
sults*, llvm::LoopInfo*, llvm::OptimizationRemarkEmitter*, llvm::MemorySSA*) 
/llvm/lib/Transforms/Scalar/GVN.cpp:262
1:0
#15 0x0000560f1f2c07c7 llvm::GVNPass::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) 
/llvm/lib/Transfo
rms/Scalar/GVN.cpp:737:0
#16 0x0000560f211afbc7 llvm::detail::PassModel<llvm::Function, llvm::GVNPass, llvm::PreservedAnalyses, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManag
er<llvm::Function>&) 
/llvm/include/llvm/IR/PassManagerInternal.h:89:0
```
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJy0mN9v46gWx_8a-oKIMP4R-yEPaTKZrdTujNre2ccI42OHWwwW4P7Yv_4K223itDM7O6NbVZENGD7new6cY3PnZKMBVii9ROn2gvf-YOzq4PxDTMnh6aI01cvqCvcOMEYZ3UreaOO8FFe6NjfSfXruQHiUUewNNr3veo-daQFLXRvENrjsPZY6PEu-xJgQxx-BeGg7Fx6SHgtTAa76tlsgukV0Pf1mdPofbu88Fw_DKBSvMV3g4e-rNY3lLea26VvQ3oXOBWI7obhuSJRiIkSEibeyU4A5t-KQJcRz24AnSur-mTS6xwRa6YlSjy0-5Yu34mlcvsKkko6XCkhtATARCrgl3HlSQm0skJKLB9AVJi2XmtRSAdG8BezB-YXApLWgjOBeGk1aU4HCnRSYdFIQBY-gMBtvpCOdBEza2vIWSGek9mBRvNVGEwW8xqRuuT8QsFYbTOq6I8Job7nwKN4ajUmtDbGm15XUDQljMWmF0c7bXnhjCVeSO3CY1L1-kroiPhgWzGX4VRvR9bgBDTZATm01cN9bwIhdaggLvW9_zPlbMy8l5rwTYSGulHkiB65q8uYrwnVFLPjeaodJO6rvLXBPnOBqEHtUv5bPUAWDA7wjT9xqqRtMKij7pgFLfB8aULxtqhKTWphHsLwBIkzbSTWKXsmgYgiO4BIRFEBs1wYysa-k9S-YWHCmtwLC4CGOlCyz5DWeENtF6YIuEjxEcj0s_6_XqEc7lGylx1ExumvYhBURB24xqRvdC_II1kmjUbxNFmwRDWYpY0n1tgMdJo8QPCr_BqKM6WYNTnUfecj0XkkNhHvTytE3VWWdbDDZ7vefN5v9H-tvn_bbv9a3O7bf7K7267sbFG8jTMwYzEph8oylHe982y1KMfopWuAvnZet_Bvs2IIRiymmz5RSmma0juosiuIlx8HbKF6jeO1e3Hjx1Urth31-b7kAxPLjIMuf9saF4GgRy8KxIrVHrMDTYcF2w9jBYYjt7vquM9YjtvuPls-hQTaaK7eQWqB4nWYFitf0iBidIyZxhM94xin-4LpSYBHLH42sEFv_MkQWZwECv_t7nS1mcypaU5F8JNxtr2dwDrH8Z7BeeUQXDtWIxnNR4jNRqIAlPlfhd9yQ0OWgwJvBybTiso5FHddpUeQU7_cWnDcW9tbjwbJp9uc822fJ8RQfOzp_sMCrhTMLitglfY5YkVPEiqNh6cwwkVIAiscdPui5vrvfGO3h2Y_3Dfi74Vi44Zo3g9kzm18PB6mF6is4aVnf3Y-_03yLA4rXS5a-c_ybBNkJG4toXC6j_JTtckwzG6Nd34a8MAFegvPXU37ZWdNuw9l0bcRsF82T91_SH14fueQO8JAjpu1VGqOmy-Pzd95K3dxCPfX0ejy3xs34cVMxTvterdGJG1PBZ9DHq7UIPFNMZnE-j8nlmTwiq7N_lOetSgn2H0P3e7q8DT8R5ANv_wx_nqRz_vycv8r4P_If8Sb4q7ZTPzDg97mL9OwsKM64ucjKU-5NuHzHOfYdhptjp_u_oifZieThaJ-lHyghSfPiJKavr7_dzHb7lF_hX1POjr6rW8R2J3NPdOycbp55mCiiIsfiAOLh2vDqZqgctqFwmOFcTcVcqA9-lILuLdeuNrYNZchdKKosYrvP3_58w8mzOQ8750ny7EStz9_-_MrdlHc6awQ4d6mMeJjhXXInxdT8O3TLOJ7TxWd0vCjhe3TSg-UevuhdryelThCPjT9w4j8BxjTN54DJGWAOMf0eoO31u408wzo9etfO9W0XujZcHOBd_9a0UnNv7L2F9733Qxl4LUvL7ctZBM9WWd-C65V373puoDX2ZQsd6Aq0gFsYjZ5Gr-ejr43prob3v7OOqTwccs4ttNw-fGqlDy845yPHBe_u1r8Z4GwqTed-Ss_8RJdi-QM__aSPNFcvTrrXMiHefPBQ_OlnQm7s_K5Zy3g5t2deNkS8Lmf2VOC5VFOZzZ27CS-gH_PNLHrVYdb41YID-wjVaC-4X1Mh_P-6vKPp_1rkY4k2NQzn9CDJiHsV3rY1V0Ollp-8Jrx9j7ioVnFVxAW_gFWUFTkr0qJILw6rJF8yUSUsLZM0h5zXIoqyasmqki0hq-BCrhgNCYllNEnjKF1wHvGqiGiSFzTlkUAJhZZLtQhwC2ObC-lcD6slZQW9ULwE5YYPNYxpeMJDJ2IMpdsLuwrPkLJvHEqoks674yxeegWrzet3Fvx0AD37EoOlxl9izHU1fOg5y3bHDzshN-LWNRe9VauD992wRdgOsV0j_aEvF8K0JyEdkDpr_gsivAQMvCGiB3v-FwAA__-iJ7Wm">