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diff -x .git -ur usd.orig/cmake/defaults/Packages.cmake external_usd/cmake/defaults/Packages.cmake
--- usd.orig/cmake/defaults/Packages.cmake 2019-10-24 22:39:53.000000000 +0200
+++ external_usd/cmake/defaults/Packages.cmake 2019-11-28 13:00:33.185957483 +0100
@@ -64,7 +64,7 @@
endif()
# --TBB
-find_package(TBB REQUIRED COMPONENTS tbb)
+find_package(TBB)
add_definitions(${TBB_DEFINITIONS})
# --math
diff -Naur external_usd_base/cmake/macros/Public.cmake external_usd/cmake/macros/Public.cmake
--- external_usd_base/cmake/macros/Public.cmake 2019-10-24 14:39:53 -0600
+++ external_usd/cmake/macros/Public.cmake 2020-01-11 13:33:29 -0700
@@ -996,6 +996,12 @@
foreach(lib ${PXR_OBJECT_LIBS})
string(TOUPPER ${lib} uppercaseName)
list(APPEND exports "${uppercaseName}_EXPORTS=1")
+ # When building for blender, we do NOT want to export all symbols on windows.
+ # This is a dirty hack, but USD makes it impossible to do the right thing
+ # with the default options exposed.
+ if (WIN32)
+ list(APPEND exports "PXR_STATIC=1")
+ endif()
endforeach()
foreach(lib ${PXR_OBJECT_LIBS})
set(objects "${objects};\$<TARGET_OBJECTS:${lib}>")
diff --git a/pxr/base/arch/align.h b/pxr/base/arch/align.h
index f3cabf4..ebc8a69 100644
--- a/pxr/base/arch/align.h
+++ b/pxr/base/arch/align.h
@@ -77,7 +77,11 @@ ArchAlignMemory(void *base)
/// The size of a CPU cache line on the current processor architecture in bytes.
///
/// \hideinitializer
+#if defined(ARCH_OS_DARWIN) && defined(ARCH_CPU_ARM)
+#define ARCH_CACHE_LINE_SIZE 128
+#else
#define ARCH_CACHE_LINE_SIZE 64
+#endif
///@}
diff --git a/pxr/base/arch/math.h b/pxr/base/arch/math.h
index 3e66c37..64a052c 100644
--- a/pxr/base/arch/math.h
+++ b/pxr/base/arch/math.h
@@ -42,7 +42,7 @@ PXR_NAMESPACE_OPEN_SCOPE
/// \addtogroup group_arch_Math
///@{
-#if defined (ARCH_CPU_INTEL) || defined(doxygen)
+#if defined (ARCH_CPU_INTEL) || defined(ARCH_CPU_ARM) || defined(doxygen)
/// This is the smallest value e such that 1+e^2 == 1, using floats.
/// True for all IEEE754 chipsets.
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