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set -ex | |
export PATH=$PATH:`pwd`/i686-unknown-linux-gnu/llvm/Release/bin | |
export MALLOC_CHECK_=7 | |
./i686-unknown-linux-gnu/stage0/bin/rustc foo.rs -Clto -O --emit link,llvm-ir | |
(./foo && exit 1 || exit 0) | |
cat foo.ll | \ | |
sed 's/define i32/define internal i32/' | \ | |
sed 's/define void/define internal void/' | \ | |
sed 's/define zeroext/define internal zeroext/' | \ | |
sed 's/define i8/define internal i8/' | \ | |
sed 's/noinline//' | \ | |
grep -v llvm.lifetime | \ | |
sed 's/define internal i32 @main/define i32 @main/' | \ | |
sed 's/= constant/= internal constant/' | \ | |
sed '/define.*oom3oom/a\ | |
another-entry: \ | |
unreachable' | \ | |
sed 's/= global/= internal global/' \ | |
> foo-tmp.ll | |
opt -O2 -S foo-tmp.ll | tee foo-opt.ll | llc -filetype=obj -o foo-tmp.o | |
gcc foo-tmp.o -o foo-tmp -m32 -lm | |
(./foo-tmp && exit 1 || exit 0) |
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