[Bug]: clang crashes when enabling hwasan for rv64

[DanAlbert]

Description

This is not a supported configuration, but clang should be emitting a "not supported" error message rather than crashing.

test-case.zip

  PLEASE submit a bug report to https://github.com/android-ndk/ndk/issues and include the crash backtrace, preprocessed source, and associated run script.
  Stack dump:
  0.    Program arguments: /Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang++ --target=riscv64-none-linux-android35 --sysroot=/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/sysroot -Dsanitizers_EXPORTS -g -DANDROID -fdata-sections -ffunction-sections -funwind-tables -fstack-protector-strong -no-canonical-prefixes -D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -fno-limit-debug-info -fPIC -fsanitize=hwaddress -fno-omit-frame-pointer -MD -MT CMakeFiles/sanitizers.dir/native-lib.cpp.o -MF CMakeFiles/sanitizers.dir/native-lib.cpp.o.d -o CMakeFiles/sanitizers.dir/native-lib.cpp.o -c /Volumes/src/ndk-samples/sanitizers/app/src/main/cpp/native-lib.cpp
  1.    <eof> parser at end of file
  2.    Code generation
  3.    Running pass 'Function Pass Manager' on module '/Volumes/src/ndk-samples/sanitizers/app/src/main/cpp/native-lib.cpp'.
  4.    Running pass 'RISC-V DAG->DAG Pattern Instruction Selection' on function '@Java_com_example_sanitizers_MainActivity_stringFromJNI'
   #0 0x00000001040282b8 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x10155c2b8)
   #1 0x0000000104026a4c (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x10155aa4c)
   #2 0x0000000103fb3f00 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1014e7f00)
   #3 0x0000000103fb4080 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1014e8080)
   #4 0x00000001994816a4 (/usr/lib/system/libsystem_platform.dylib+0x1804ad6a4)
   #5 0x0000000104c65d60 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x102199d60)
   #6 0x0000000104c65d60 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x102199d60)
   #7 0x0000000104cbaffc (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1021eeffc)
   #8 0x0000000104cba684 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1021ee684)
   #9 0x0000000104cb9398 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1021ed398)
  #10 0x0000000103614f6c (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100b48f6c)
  #11 0x0000000103994ee4 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100ec8ee4)
  #12 0x000000010399a224 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100ece224)
  #13 0x0000000103995894 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100ec9894)
  #14 0x0000000104394eb4 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1018c8eb4)
  #15 0x0000000104628f1c (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101b5cf1c)
  #16 0x00000001052cf894 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x102803894)
  #17 0x00000001048a8190 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101ddc190)
  #18 0x0000000104842cc4 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101d76cc4)
  #19 0x00000001048ff2a8 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101e332a8)
  #20 0x0000000102ad3868 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100007868)
  #21 0x0000000102ad1a30 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100005a30)
  #22 0x0000000104735114 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101c69114)
  #23 0x0000000103fb3e90 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1014e7e90)
  #24 0x0000000104734568 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101c68568)
  #25 0x000000010470d7ac (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101c417ac)
  #26 0x000000010470da90 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101c41a90)
  #27 0x000000010471ed3c (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x101c52d3c)
  #28 0x0000000102ad0b0c (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x100004b0c)
  #29 0x0000000102adc2e4 (/Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang-21+0x1000102e4)
  #30 0x00000001990a6b98 
  clang++: error: clang frontend command failed with exit code 139 (use -v to see invocation)
  Android (13818152, +pgo, -bolt, +lto, -mlgo, based on r563880b) clang version 21.0.0 (https://android.googlesource.com/toolchain/llvm-project 5e96669f06077099aa41290cdb4c5e6fa0f59349)
  Target: riscv64-none-linux-android35
  Thread model: posix
  InstalledDir: /Users/danalbert/Library/Android/sdk/ndk/29.0.13846066/toolchains/llvm/prebuilt/darwin-x86_64/bin
  clang++: note: diagnostic msg: 
  ********************
  
  PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
  Preprocessed source(s) and associated run script(s) are located at:
  clang++: note: diagnostic msg: /var/folders/d0/q0qt7md5545gf_cvh7x5r178007f45/T/native-lib-6c0234.cpp
  clang++: note: diagnostic msg: /var/folders/d0/q0qt7md5545gf_cvh7x5r178007f45/T/native-lib-6c0234.sh
  clang++: note: diagnostic msg: Crash backtrace is located in
  clang++: note: diagnostic msg: /Users/danalbert/Library/Logs/DiagnosticReports/clang++_<YYYY-MM-DD-HHMMSS>_<hostname>.crash
  clang++: note: diagnostic msg: (choose the .crash file that corresponds to your crash)
  clang++: note: diagnostic msg: 
  
  ********************
  ninja: build stopped: subcommand failed.

Upstream bug

No response

Commit to cherry-pick

No response

I am using a supported NDK

• I have checked and the NDK I'm using is currently supported

Affected versions

r29, r28, r27

Host OS

Tested Mac, probably all

Host OS version

15.6

Affected ABIs

riscv64

[DanAlbert]

Appears to be fixed in r30. I'm not bothering with a changelog note since rv64 isn't supported yet.