Revert "Check if OpenMP is available before using it"

This reverts commit daad2c2.
zcash · Aug 22, 2019 · 7bd700b · 7bd700b
1 parent 9a0e257
commit 7bd700b
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diff --git a/build-aux/m4/ax_openmp.m4 b/build-aux/m4/ax_openmp.m4
diff --git a/configure.ac b/configure.ac
@@ -750,16 +750,6 @@ case $host in
     ;;
 esac
 
-dnl Check for OpenMP support
-AX_OPENMP(
-  [AC_DEFINE(HAVE_OPENMP, 1, [Define if OpenMP is enabled])
-   AM_CONDITIONAL([HAVE_OPENMP], [true])
-   CPPFLAGS="$CPPFLAGS -DMULTICORE"
-   CXXFLAGS="$CXXFLAGS $OPENMP_CXXFLAGS"],
-  [AC_MSG_WARN([OpenMP not supported, disabling multithreading])
-   AC_DEFINE(HAVE_OPENMP, 0, [Define if OpenMP is enabled])
-   AM_CONDITIONAL([HAVE_OPENMP], [false])])
-
 # Gitian uses a config.site that sets depends_prefix, and then sets --prefix=/
 # build.sh just uses --prefix
 if test x$depends_prefix != x; then

diff --git a/src/Makefile.am b/src/Makefile.am
@@ -62,9 +62,6 @@ $(LIBSECP256K1): $(wildcard secp256k1/src/*) $(wildcard secp256k1/include/*)
 
 LIBSNARK_CXXFLAGS = $(AM_CXXFLAGS) $(PIC_FLAGS) -DBINARY_OUTPUT -DNO_PT_COMPRESSION=1 -fstack-protector-all
 LIBSNARK_CONFIG_FLAGS = CURVE=ALT_BN128 NO_PROCPS=1 NO_DOCS=1 STATIC=1 NO_SUPERCOP=1 FEATUREFLAGS=-DMONTGOMERY_OUTPUT NO_COPY_DEPINST=1 NO_COMPILE_LIBGTEST=1
-if HAVE_OPENMP
-LIBSNARK_CONFIG_FLAGS += MULTICORE=1
-endif
 if TARGET_DARWIN
 LIBSNARK_CONFIG_FLAGS += PLATFORM=darwin
 endif