Auto merge of #1044 - bitcartel:zc.v0.11.2.z5_issue_932, r=ebfull

Disable USE_ASM when building libsnark

For #932.

depends/packages/libsnark.mk

@@ -15,7 +15,7 @@ define $(package)_preprocess_cmds
 endef
 
 define $(package)_build_cmds
-  CXXFLAGS="-fPIC -DBINARY_OUTPUT -DNO_PT_COMPRESSION=1" $(MAKE) lib DEPINST=$(host_prefix) CURVE=ALT_BN128 MULTICORE=1 NO_PROCPS=1 NO_GTEST=1 NO_DOCS=1 STATIC=1 NO_SUPERCOP=1
+  CXXFLAGS="-fPIC -DBINARY_OUTPUT -DNO_PT_COMPRESSION=1" $(MAKE) lib DEPINST=$(host_prefix) CURVE=ALT_BN128 MULTICORE=1 NO_PROCPS=1 NO_GTEST=1 NO_DOCS=1 STATIC=1 NO_SUPERCOP=1 FEATUREFLAGS=-DMONTGOMERY_OUTPUT
 endef
 
 define $(package)_stage_cmds