runtime/platform/utils_macos.h - Issue 10805080: Fix the build breakage on MacOS and Windows caused by CountTrailingZeros.

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Unified Diff: runtime/platform/utils_macos.h

Issue 10805080: Fix the build breakage on MacOS and Windows caused by CountTrailingZeros. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 8 years, 5 months ago

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Index: runtime/platform/utils_macos.h

diff --git a/runtime/platform/utils_macos.h b/runtime/platform/utils_macos.h

index d0e068644eb226ab5be4ff150f11709682fa6c13..6d8a4a59e54b5884ec14335367fae5ed4a475c63 100644

--- a/runtime/platform/utils_macos.h

+++ b/runtime/platform/utils_macos.h

@@ -7,12 +7,14 @@

namespace dart {

-inline int Utils::CountTrailingZeros(uint32_t x) {

+inline int Utils::CountTrailingZeros(uword x) {

+#if defined(ARCH_IS_32_BIT)

return __builtin_ctzl(x);

-};

-inline int Utils::CountTrailingZeros(uint64_t x) {

+#elif defined(ARCH_IS_64_BIT)

return __builtin_ctzll(x);

+#else

+#error Architecture is not 32-bit or 64-bit.

+#endif

};

} // namespace dart

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