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stage1: Fix signed multiplication overflow

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Spotted thanks to UBSan
This commit is contained in:
LemonBoy 2020-04-19 11:38:42 +02:00 committed by Andrew Kelley
parent 051620dcaf
commit 328eb8ed8d
1 changed files with 3 additions and 3 deletions
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6
src/glibc.cpp
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@ -362,9 +362,9 @@ Error glibc_build_dummies_and_maps(CodeGen *g, const ZigGLibCAbi *glibc_abi, con
}
uint32_t hash_glibc_target(const ZigTarget *x) {
return x->arch * 3250106448 +
x->os * 542534372 +
x->abi * 59162639;
return x->arch * (uint32_t)3250106448 +
x->os * (uint32_t)542534372 +
x->abi * (uint32_t)59162639;
}
bool eql_glibc_target(const ZigTarget *a, const ZigTarget *b) {