Closed
Description
I've run into test failures in the Rust standard l library that look like this:
running /mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js
Warning: _Unwind_RaiseException is not correctly implemented
TODO: Unwind_DeleteException
missing function: llvm_log10_f64
-1
warning: build with -s DEMANGLE_SUPPORT=1 to link in libcxxabi demangling
/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:110
throw ex;
^
abort(-1) at Error
at jsStackTrace (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:1092:13)
at stackTrace (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:1109:12)
at abort (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:635207:44)
at _llvm_log10_f64 (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:2036:59)
at Array.__ZN3std3f645tests10test_log1017h9ce0a62d0ce43aa1E (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:82367:9)
at Object.dynCall_v (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:632292:31)
at invoke_v (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:7531:24)
at Array.__ZN50__LT_F_u20_as_u20_alloc__boxed__FnBox_LT_A_GT__GT_8call_box17hf1790612779c2855E (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d
3f1.js:551088:2)
at Array.__ZN3std9panicking3try7do_call17hb117fcd9509a1f90E (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:551116:31)
at Object.dynCall_vi (/mnt2/dev/rust2/build/x86_64-unknown-linux-gnu/stage2-std/asmjs-unknown-emscripten/release/deps/std-15b0260ec019d3f1.js:632250:32)
The problem I assume is this line: "missing function: llvm_log10_f64". I've seen this for the following functions:
- llvm_exp2_f32
- llvm_log2_f32
- llvm_log10_f32
- llvm_exp2_f64
- llvm_log2_f64
- llvm_log10_f64
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