)]}'
{
  "commit": "e2b9566fc5b99012805a87c2ee972f6bc8a400df",
  "tree": "520f66122bc42f6bcf2c7d74f97c8789fecf93fc",
  "parents": [
    "605b10a49229bc9ab69f313248617e377da6e96c"
  ],
  "author": {
    "name": "Nigel Tao",
    "email": "nigeltao@golang.org",
    "time": "Sun Jul 23 21:20:35 2023 +1000"
  },
  "committer": {
    "name": "Nigel Tao",
    "email": "nigeltao@golang.org",
    "time": "Sun Jul 23 21:20:35 2023 +1000"
  },
  "message": "base: restrict x86_avx2 to 64-bit (not 32-bit) x86\n\n32-bit C/C++ compilers don\u0027t always compile the AVX intrinsics. Per the\n60773 bug below,\n\u003e clang++ -m32 etc etc fuzz/c/std/jpeg_fuzzer.c\n\u003e undefined reference to `_mm_cvtsi128_si64\u0027\n\u003e undefined reference to `_mm256_extract_epi64\u0027\n\nSee also the \"#ifdef __x86_64__\" guards in\nhttps://github.com/gcc-mirror/gcc/blob/4a3895903c29ed85da6fcb886f31ff23d4c6e935/gcc/config/i386/emmintrin.h#L228-L231\nhttps://github.com/llvm/llvm-project/blob/08fab9ebecf72a682279d75489dc2460121cbeed/clang/lib/Headers/emmintrin.h#L3502-L3515\n\nNote that -m32 is not the same as -mx32\n\u003e $ touch empty.c\n\u003e $ gcc       -dM -E empty.c | grep -E \u0027__i386__|__x86_64__\u0027\n\u003e #define __x86_64__ 1\n\u003e $ gcc -m32  -dM -E empty.c | grep -E \u0027__i386__|__x86_64__\u0027\n\u003e #define __i386__ 1\n\u003e $ gcc -mx32 -dM -E empty.c | grep -E \u0027__i386__|__x86_64__\u0027\n\u003e #define __x86_64__ 1\n\nUpdates https://bugs.chromium.org/p/oss-fuzz/issues/detail?id\u003d60773\n",
  "tree_diff": [
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