From 3959a9fe1973a7d7ddbbd99056c22e9b684a3275 Mon Sep 17 00:00:00 2001 From: Qi Wang Date: Fri, 22 Sep 2017 15:35:29 -0700 Subject: [PATCH] Avoid left shift by negative values. Fix warnings on -Wshift-negative-value. --- include/jemalloc/internal/sz.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/jemalloc/internal/sz.h b/include/jemalloc/internal/sz.h index 7f640d55..97946289 100644 --- a/include/jemalloc/internal/sz.h +++ b/include/jemalloc/internal/sz.h @@ -61,7 +61,7 @@ sz_psz2ind(size_t psz) { pszind_t lg_delta = (x < LG_SIZE_CLASS_GROUP + LG_PAGE + 1) ? LG_PAGE : x - LG_SIZE_CLASS_GROUP - 1; - size_t delta_inverse_mask = ZD(-1) << lg_delta; + size_t delta_inverse_mask = ZU(-1) << lg_delta; pszind_t mod = ((((psz-1) & delta_inverse_mask) >> lg_delta)) & ((ZU(1) << LG_SIZE_CLASS_GROUP) - 1); @@ -142,7 +142,7 @@ sz_size2index_compute(size_t size) { szind_t lg_delta = (x < LG_SIZE_CLASS_GROUP + LG_QUANTUM + 1) ? LG_QUANTUM : x - LG_SIZE_CLASS_GROUP - 1; - size_t delta_inverse_mask = ZD(-1) << lg_delta; + size_t delta_inverse_mask = ZU(-1) << lg_delta; szind_t mod = ((((size-1) & delta_inverse_mask) >> lg_delta)) & ((ZU(1) << LG_SIZE_CLASS_GROUP) - 1);