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[bls-signatures] Improve blst MSAN build (#9269) 

This is the correct way to build without assembly optimizations,
according to the maintainer, and this will resolve
https://oss-fuzz.com/testcase-detail/5324515452518400
This commit is contained in:
Guido Vranken 2022-12-23 17:24:53 +01:00 committed by GitHub
parent 5f523c1c4e
commit 3b9c20da40
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1 changed files with 1 additions and 11 deletions
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12
projects/bls-signatures/build.sh
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@ -113,17 +113,7 @@ fi
function build_blst() {
if [[ "$SANITIZER" == "memory" ]]
then
# Patch to disable assembly
touch new_no_asm.h
echo "#if LIMB_T_BITS==32" >>new_no_asm.h
echo "typedef unsigned long long llimb_t;" >>new_no_asm.h
echo "#else" >>new_no_asm.h
echo "typedef __uint128_t llimb_t;" >>new_no_asm.h
echo "#endif" >>new_no_asm.h
cat src/no_asm.h >>new_no_asm.h
mv new_no_asm.h src/no_asm.h
CFLAGS="$CFLAGS -D__BLST_NO_ASM__ -D__BLST_PORTABLE__" ./build.sh
CFLAGS="$CFLAGS -D__BLST_NO_ASM__ -D__BLST_PORTABLE__ -Dllimb_t=__uint128_t -D__builtin_assume(x)=(void)(x)" ./build.sh
else
./build.sh
fi