fix macos build issue

greg7mdp · greg7mdp · commit 018da9e3a95d · 2017-02-20T21:38:29.000-05:00
diff --git a/sparsepp/spp_bitset.h b/sparsepp/spp_bitset.h
@@ -35,7 +35,7 @@ static inline uint32_t s_spp_popcount_default(uint64_t x) SPP_NOEXCEPT
 static inline uint32_t count_trailing_zeroes(size_t v) SPP_NOEXCEPT
 {
     size_t x = (v & -v) - 1;
-    return s_spp_popcount_default(x);
+    return sizeof(size_t) == 8 ? s_spp_popcount_default((uint64_t)x) : s_spp_popcount_default((uint32_t)x);
 }
 
 static inline uint32_t count_trailing_zeroes_naive(size_t v) SPP_NOEXCEPT

Original file line number	Diff line number	Diff line change
`@@ -35,7 +35,7 @@ static inline uint32_t s_spp_popcount_default(uint64_t x) SPP_NOEXCEPT`
`35`	`35`	`static inline uint32_t count_trailing_zeroes(size_t v) SPP_NOEXCEPT`
`36`	`36`	`{`
`37`	`37`	`size_t x = (v & -v) - 1;`
`38`		`- return s_spp_popcount_default(x);`
	`38`	`+ return sizeof(size_t) == 8 ? s_spp_popcount_default((uint64_t)x) : s_spp_popcount_default((uint32_t)x);`
`39`	`39`	`}`
`40`	`40`
`41`	`41`	`static inline uint32_t count_trailing_zeroes_naive(size_t v) SPP_NOEXCEPT`