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author | Sam Clegg <sbc@chromium.org> | 2019-09-25 23:33:16 +0000 |
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committer | Sam Clegg <sbc@chromium.org> | 2019-09-25 23:33:16 +0000 |
commit | 079cba04bfa95f34d4b9e667f722ff6ebdf13ba6 (patch) | |
tree | b15eaabfe61e3fa5542488bca2ab5c92e4013b75 /llvm/lib/MC/WasmObjectWriter.cpp | |
parent | f8804047af8c397db804e5775009981d96db8fb4 (diff) | |
download | bcm5719-llvm-079cba04bfa95f34d4b9e667f722ff6ebdf13ba6.tar.gz bcm5719-llvm-079cba04bfa95f34d4b9e667f722ff6ebdf13ba6.zip |
[MC][WebAssembly] Error on data symbols in the text section.
Previously we had an assert but this can actually occur in valid user
code so we need to handle this in release builds too.
Differential Revision: https://reviews.llvm.org/D67997
llvm-svn: 372934
Diffstat (limited to 'llvm/lib/MC/WasmObjectWriter.cpp')
-rw-r--r-- | llvm/lib/MC/WasmObjectWriter.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/MC/WasmObjectWriter.cpp b/llvm/lib/MC/WasmObjectWriter.cpp index 53618887bb5..c1ff3cc2480 100644 --- a/llvm/lib/MC/WasmObjectWriter.cpp +++ b/llvm/lib/MC/WasmObjectWriter.cpp @@ -1350,7 +1350,9 @@ uint64_t WasmObjectWriter::writeObject(MCAssembler &Asm, report_fatal_error(".size expression must be evaluatable"); auto &DataSection = static_cast<MCSectionWasm &>(WS.getSection()); - assert(DataSection.isWasmData()); + if (!DataSection.isWasmData()) + report_fatal_error("data symbols must live in a data section: " + + WS.getName()); // For each data symbol, export it in the symtab as a reference to the // corresponding Wasm data segment. |