[llvm] [RISCV] Use StringRef in a range-based for loop (NFC) (PR #144243)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Sat Jun 14 23:27:13 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-amdgpu-runtime-2` running on `rocm-worker-hw-02` while building `llvm` at step 5 "compile-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/10/builds/7361

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (compile-openmp) failure: build (failure)
...
0.140 [390/130/167] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/ctype.h
0.141 [389/130/168] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/stdlib.h
0.141 [388/130/169] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/locale.h
0.141 [387/130/170] Generating header locale.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/locale.yaml
0.141 [386/130/171] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/uchar.h
0.142 [385/130/172] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/time.h
0.142 [384/130/173] Generating header time.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/time.yaml
0.142 [383/130/174] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/signal.h
0.143 [382/130/175] Building CXX object libc/src/stdlib/CMakeFiles/libc.src.stdlib.getenv.dir/getenv.cpp.o
0.144 [381/130/176] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strcasestr.dir/strcasestr.cpp.o
FAILED: libc/src/string/CMakeFiles/libc.src.string.strcasestr.dir/strcasestr.cpp.o 
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/./bin/clang++ --target=amdgcn-amd-amdhsa -DLIBC_NAMESPACE=__llvm_libc_21_0_0_git -D__LIBC_USE_FLOAT16_CONVERSION -I/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc -isystem /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa -O3 -DNDEBUG --target=amdgcn-amd-amdhsa -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS "-DLIBC_MATH=(LIBC_MATH_SKIP_ACCURATE_PASS | LIBC_MATH_SMALL_TABLES | LIBC_MATH_NO_ERRNO | LIBC_MATH_NO_EXCEPT)" -fpie -DLIBC_FULL_BUILD -nostdlibinc -ffixed-point -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wdeprecated -Wno-c99-extensions -Wno-gnu-imaginary-constant -Wno-pedantic -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -nogpulib -fvisibility=hidden -fconvergent-functions -flto -Wno-multi-gpu -Xclang -mcode-object-version=none -DLIBC_COPT_PUBLIC_PACKAGING -UNDEBUG -MD -MT libc/src/string/CMakeFiles/libc.src.string.strcasestr.dir/strcasestr.cpp.o -MF libc/src/string/CMakeFiles/libc.src.string.strcasestr.dir/strcasestr.cpp.o.d -o libc/src/string/CMakeFiles/libc.src.string.strcasestr.dir/strcasestr.cpp.o -c /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/strcasestr.cpp
In file included from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/strcasestr.cpp:15:
In file included from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/memory_utils/inline_strstr.h:15:
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/string_utils.h:66:27: error: unknown type name 'uintptr_t'
   66 |   for (; reinterpret_cast<uintptr_t>(char_ptr) % sizeof(Word) != 0;
      |                           ^
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/string_utils.h:66:48: error: invalid operands to binary expression ('const char *' and 'unsigned long')
   66 |   for (; reinterpret_cast<uintptr_t>(char_ptr) % sizeof(Word) != 0;
      |                                      ~~~~~~~~  ^ ~~~~~~~~~~~~
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/string_utils.h:107:27: error: unknown type name 'uintptr_t'
  107 |   for (; reinterpret_cast<uintptr_t>(char_ptr) % sizeof(Word) != 0 && cur < n;
      |                           ^
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/libc/src/string/string_utils.h:107:48: error: invalid operands to binary expression ('const unsigned char *' and 'unsigned long')
  107 |   for (; reinterpret_cast<uintptr_t>(char_ptr) % sizeof(Word) != 0 && cur < n;
      |                                      ~~~~~~~~  ^ ~~~~~~~~~~~~
4 errors generated.
0.144 [381/129/177] Generating header string.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/string.yaml
0.144 [381/128/178] Building CXX object libc/src/stdlib/CMakeFiles/libc.src.stdlib.memalignment.dir/memalignment.cpp.o
0.144 [381/127/179] Generating header stdlib.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/stdlib.yaml
0.144 [381/126/180] Generating header uchar.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/uchar.yaml
0.145 [381/125/181] Generating header stdio.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/stdio.yaml
0.145 [381/124/182] Generating header signal.h from /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/runtimes/../libc/include/signal.yaml
0.154 [381/123/183] Building CXX object libc/src/strings/CMakeFiles/libc.src.strings.bcopy.dir/bcopy.cpp.o
0.155 [381/122/184] Generating /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/include/amdgcn-amd-amdhsa/llvm-libc-decls/stdio.h
0.199 [381/121/185] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strlcat.dir/strlcat.cpp.o
0.201 [381/120/186] Building CXX object libc/src/math/generic/CMakeFiles/libc.src.math.generic.common_constants.dir/common_constants.cpp.o
0.201 [381/119/187] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strnlen.dir/strnlen.cpp.o
0.205 [381/118/188] Building CXX object libc/src/stdbit/CMakeFiles/libc.src.stdbit.stdc_leading_ones_ull.dir/stdc_leading_ones_ull.cpp.o
0.208 [381/117/189] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strsep.dir/strsep.cpp.o
0.211 [381/116/190] Building CXX object libc/src/errno/CMakeFiles/libc.src.errno.errno.dir/libc_errno.cpp.o
0.212 [381/115/191] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strrchr.dir/strrchr.cpp.o
0.213 [381/114/192] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strlen.dir/strlen.cpp.o
0.213 [381/113/193] Building CXX object libc/src/string/CMakeFiles/libc.src.string.strtok_r.dir/strtok_r.cpp.o
0.213 [381/112/194] Building CXX object libc/src/stdbit/CMakeFiles/libc.src.stdbit.stdc_leading_zeros_uc.dir/stdc_leading_zeros_uc.cpp.o
0.214 [381/111/195] Building CXX object libc/src/ctype/CMakeFiles/libc.src.ctype.isblank_l.dir/isblank_l.cpp.o
0.214 [381/110/196] Building CXX object libc/src/ctype/CMakeFiles/libc.src.ctype.isalnum.dir/isalnum.cpp.o
0.214 [381/109/197] Building CXX object libc/src/stdbit/CMakeFiles/libc.src.stdbit.stdc_count_zeros_us.dir/stdc_count_zeros_us.cpp.o
0.214 [381/108/198] Building CXX object libc/src/stdbit/CMakeFiles/libc.src.stdbit.stdc_leading_zeros_ui.dir/stdc_leading_zeros_ui.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/144243

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