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| author | LemonBoy <thatlemon@gmail.com> | 2020-04-19 11:38:42 +0200 |
|---|---|---|
| committer | Andrew Kelley <andrew@ziglang.org> | 2020-04-19 06:46:33 -0400 |
| commit | 328eb8ed8dfdc646df28f899267c76e18645da40 (patch) | |
| tree | 2f5e0cb482da5a0b2a328ee54cf5ec3c9519de54 /src/glibc.cpp | |
| parent | 051620dcaf7df2f0dafb721a192dc5fb9f899987 (diff) | |
| download | zig-328eb8ed8dfdc646df28f899267c76e18645da40.tar.gz zig-328eb8ed8dfdc646df28f899267c76e18645da40.zip | |
stage1: Fix signed multiplication overflow
Spotted thanks to UBSan
Diffstat (limited to 'src/glibc.cpp')
| -rw-r--r-- | src/glibc.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/glibc.cpp b/src/glibc.cpp index b78e140e1d..2456cab44c 100644 --- a/src/glibc.cpp +++ b/src/glibc.cpp @@ -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) { |