Make an assert on a hotpath trigger only in DEBUG mode.

[ezyang]

Stack from ghstack:

• Eliminate exception throwing code from dispatch call sites #32168 Eliminate exception throwing code from dispatch call sites
• Out-of-line construction of OperatorName. #32121 Out-of-line construction of OperatorName.
• Move error reporting code out-of-line from header. #32118 Move error reporting code out-of-line from header.
• Make an assert on a hotpath trigger only in DEBUG mode. #32117 Make an assert on a hotpath trigger only in DEBUG mode.

Signed-off-by: Edward Z. Yang ezyang@fb.com

Differential Revision: D19392949

[kostmo]

💊 CircleCI build failures summary and remediations

As of commit 8a6171a:

None of the build failures appear to be your fault.

• 1/1 recognized as flaky ❄️
  • Re-run these jobs?

Detailed failure analysis

One may explore the probable reasons each build failed interactively on the Dr. CI website.

❄️ 1 failure recognized as flaky

The following build failures have been detected as flaky and may not be your fault:

pytorch_linux_xenial_py3_clang5_asan_test (1/1)

Step: "Test" (full log | pattern match details) ❄️

Jan 16 16:30:41 ModuleNotFoundError: No module named 'torch'

Jan 16 16:30:41 + ASAN_SYMBOLIZER_PATH=/usr/lib/llvm-5.0/bin/llvm-symbolizer 
Jan 16 16:30:41 + export TORCH_USE_RTLD_GLOBAL=1 
Jan 16 16:30:41 + TORCH_USE_RTLD_GLOBAL=1 
Jan 16 16:30:41 + export LD_PRELOAD=/usr/lib/llvm-5.0/lib/clang/5.0.0/lib/linux/libclang_rt.asan-x86_64.so 
Jan 16 16:30:41 + LD_PRELOAD=/usr/lib/llvm-5.0/lib/clang/5.0.0/lib/linux/libclang_rt.asan-x86_64.so 
Jan 16 16:30:41 + ulimit -s 81920 
Jan 16 16:30:41 + cd test 
Jan 16 16:30:41 + python -c 'import torch' 
Jan 16 16:30:41 Traceback (most recent call last): 
Jan 16 16:30:41   File "<string>", line 1, in <module> 
Jan 16 16:30:41 ModuleNotFoundError: No module named 'torch' 
Jan 16 16:30:41 + cleanup 
Jan 16 16:30:41 + retcode=1 
Jan 16 16:30:41 + set +x 
Jan 16 16:30:41 =================== sccache compilation log =================== 
Jan 16 16:30:41 =========== If your build fails, please take a look at the log above for possible reasons =========== 
Jan 16 16:30:41 Compile requests                 0 
Jan 16 16:30:41 Compile requests executed        0 
Jan 16 16:30:41 Cache hits                       0 
Jan 16 16:30:41 Cache misses                     0 
Jan 16 16:30:41 Cache timeouts                   0 

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@ezyang merged this pull request in 7b73907.