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From:
Klemens Nanni <kn@openbsd.org>
Subject:
Re: [update] math/z3: update to 4.13.0
To:
OpenBSD ports <ports@openbsd.org>
Date:
Sat, 31 Aug 2024 14:03:30 +0000

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31.08.2024 16:35, Klemens Nanni пишет:
> 30.08.2024 22:17, Kirill A. Korinsky пишет:
>> On Tue, 27 Aug 2024 21:59:25 +0200,
>> Klemens Nanni <kn@openbsd.org> wrote:
>>>
>>> New diff including all the feedback above, you can now hack on the port and
>>> iterate over 'make retest' until it no longer crashes (or you give up)  ;-)
>>>
>>
>> Here an updated version based on yours. Changes:
>>  - improved testing to use smt2 models from examples;
> 
> Sounds good.  Do those strictly supersede the reproducers from the issue,
> or would it make sense to run both in post-test?
> 
> I also noticed that our -DZ3_ENABLE_EXAMPLE_TARGETS=ON is already the default
> and =OFF results in less targets being built without PLIST change or effect
> on your tests, so I think we can spare a few cycles and avoid building
> whatever isn't used, anyway.
> 
> Plus, -DZ3_INCLUDE_GIT_HASH=OFF implies -DZ3_INCLUDE_GIT_DESCRIBE=OFF, so
> the latter can be dropped as well.
> 
>> By some reason gcc produces z3 which works quite stable.
> 
> Switching COMPILER makes /usr/src/lib/check_sym report removal of dynamically
> exported symbols, so a major bump to 5.0 would be in order.
> 
> Good find, perhaps we can narrow it down further!
> 
>> I suggest to keep it that way.
> 
> For your example tests:  post-test runs in the ports dir, so you should ensure
> that z3 runs somewhere, where _pbuild is allowed to dump core.
> 
> update-patches regen'ed a file and update-plist added some python dir
> after we dropped the RDEP on it -- unimportant changes really, but always
> good to rerun those targets to avoid churn.
> 
> 
> I'll soon commit with those tweaks, unless someone objects.

Oops, update-patches churn was actually picking up SUBST_CMD changes.
To fix, I moved that into post-extract, such that it runs before patch.

I also switched to DIST_TUPLE for brevity, WRKDIST can thus be dropped, too.

> -+            SO_EXT         = '.so.${LIBz3_VERSION}'
> ++            SO_EXT         = '.so.4.1'

Index: Makefile
===================================================================
RCS file: /cvs/ports/math/z3/Makefile,v
diff -u -p -r1.33 Makefile
--- Makefile	6 May 2024 12:23:45 -0000	1.33
+++ Makefile	31 Aug 2024 14:03:10 -0000
@@ -1,16 +1,9 @@
 COMMENT =	Z3 theorem prover
 
-VERSION =	4.12.2
-REVISION =	1
+DIST_TUPLE =	github	Z3Prover	z3	z3-4.13.0	.
+PKGNAME =	${DISTNAME:S/z3-//}
 
-GH_ACCOUNT =	Z3Prover
-GH_PROJECT =	z3
-GH_TAGNAME =	${GH_PROJECT}-${VERSION}
-
-DISTNAME =	${GH_TAGNAME}
-PKGNAME =	${DISTNAME:L}
-
-SHARED_LIBS =	z3			4.0 # 4.10
+SHARED_LIBS =	z3	5.0
 
 CATEGORIES =	math
 
@@ -19,25 +12,39 @@ WANTLIB +=	c m pthread ${COMPILER_LIBCXX
 # MIT
 PERMIT_PACKAGE =	Yes
 
-# c++11
-COMPILER =	base-clang ports-gcc
+# C++17, clang leads to segfaults
+# See: https://github.com/Z3Prover/z3/issues/6902
+COMPILER =	ports-gcc
 
 MODULES =	devel/cmake \
 		lang/python
 
-CONFIGURE_ARGS +=	-DZ3_ENABLE_EXAMPLE_TARGETS=ON \
+MODPY_RUNDEP =	No
+
+CONFIGURE_ARGS =	-DZ3_BUILD_PYTHON_BINDINGS=ON \
+			-DZ3_ENABLE_EXAMPLE_TARGETS=OFF \
 			-DZ3_INCLUDE_GIT_HASH=OFF \
-			-DZ3_INCLUDE_GIT_DESCRIBE=OFF \
-			-DZ3_BUILD_PYTHON_BINDINGS=ON \
 			-DZ3_USE_LIB_GMP=OFF
 
 DEBUG_PACKAGES = ${BUILD_PACKAGES}
 
-WRKDIST =	${WRKDIR}/z3-${DISTNAME}
-
-NO_TEST =	Yes
-
-pre-configure:
+post-extract:
 	${SUBST_CMD} ${WRKSRC}/scripts/mk_util.py
+
+post-test:
+	# with clang:
+	#   4.12.2 segfaults on 1,2,3
+	#   4.13.0 segfaults on   2,3 and warns on 1
+.for _repro in \
+    '(declare-datatype)'     \
+    '(declare-datatype a)'   \
+    '(declare-const p Bool)'
+	-echo ${_repro:Q} | (cd ${WRKBUILD} && ./z3 -in)
+	@echo
+.endfor
+	# run example models for good measure as well
+	cd ${WRKBUILD} && \
+	find ${WRKSRC}/examples/SMT-LIB2/ -type f -name '*.smt2' \
+	    -exec echo \; -print -exec ./z3 {} \;
 
 .include <bsd.port.mk>
Index: distinfo
===================================================================
RCS file: /cvs/ports/math/z3/distinfo,v
diff -u -p -r1.14 distinfo
--- distinfo	12 Aug 2023 13:31:09 -0000	1.14
+++ distinfo	31 Aug 2024 13:54:29 -0000
@@ -1,2 +1,2 @@
-SHA256 (z3-4.12.2.tar.gz) = n1jzcQvSCUCFlRp1eRVQ9UeQPXX+fi/LNzxfA/x2G48=
-SIZE (z3-4.12.2.tar.gz) = 5401038
+SHA256 (Z3Prover-z3-z3-4.13.0.tar.gz) = AbzGHINi43u4n9JDD34zheht95FQGb0s5F3p2b2TRQI=
+SIZE (Z3Prover-z3-z3-4.13.0.tar.gz) = 5520232
Index: patches/patch-cmake_cxx_compiler_flags_overrides_cmake
===================================================================
RCS file: /cvs/ports/math/z3/patches/patch-cmake_cxx_compiler_flags_overrides_cmake,v
diff -u -p -r1.2 patch-cmake_cxx_compiler_flags_overrides_cmake
--- patches/patch-cmake_cxx_compiler_flags_overrides_cmake	11 Mar 2022 19:36:33 -0000	1.2
+++ patches/patch-cmake_cxx_compiler_flags_overrides_cmake	30 Aug 2024 21:28:52 -0000
@@ -1,3 +1,5 @@
+Removed hardcoded optimizations
+
 Index: cmake/cxx_compiler_flags_overrides.cmake
 --- cmake/cxx_compiler_flags_overrides.cmake.orig
 +++ cmake/cxx_compiler_flags_overrides.cmake
Index: patches/patch-scripts_mk_util_py
===================================================================
RCS file: /cvs/ports/math/z3/patches/patch-scripts_mk_util_py,v
diff -u -p -r1.10 patch-scripts_mk_util_py
--- patches/patch-scripts_mk_util_py	9 Feb 2023 06:53:56 -0000	1.10
+++ patches/patch-scripts_mk_util_py	31 Aug 2024 13:58:06 -0000
@@ -1,7 +1,11 @@
+- Remove hardcoded optimizations
+- Fix .so versioning
+- use -fPIC to build shared libs on all archs
+
 Index: scripts/mk_util.py
 --- scripts/mk_util.py.orig
 +++ scripts/mk_util.py
-@@ -2607,7 +2607,6 @@ def mk_config():
+@@ -2609,7 +2609,6 @@ def mk_config():
              EXAMP_DEBUG_FLAG = '-g'
              CPPFLAGS     = '%s -DZ3DEBUG -D_DEBUG' % CPPFLAGS
          else:
@@ -9,7 +13,7 @@ Index: scripts/mk_util.py
              if GPROF:
                  CXXFLAGS     += '-fomit-frame-pointer'
              CPPFLAGS     = '%s -DNDEBUG -D_EXTERNAL_RELEASE' % CPPFLAGS
-@@ -2632,7 +2631,7 @@ def mk_config():
+@@ -2634,7 +2633,7 @@ def mk_config():
              SO_EXT         = '.so'
              SLIBFLAGS      = '-shared'
          elif sysname == 'OpenBSD':
@@ -18,15 +22,12 @@ Index: scripts/mk_util.py
              SLIBFLAGS      = '-shared'
          elif sysname  == 'SunOS':
              SO_EXT         = '.so'
-@@ -2648,9 +2647,8 @@ def mk_config():
+@@ -2650,7 +2649,7 @@ def mk_config():
              LIB_EXT        = '.lib'
          else:
              raise MKException('Unsupported platform: %s' % sysname)
 -        if is64():
--            if not sysname.startswith('CYGWIN') and not sysname.startswith('MSYS') and not sysname.startswith('MINGW'):
--                CXXFLAGS     = '%s -fPIC' % CXXFLAGS
-+        if not sysname.startswith('CYGWIN') and not sysname.startswith('MSYS') and not sysname.startswith('MINGW'):
-+            CXXFLAGS     = '%s -fPIC' % CXXFLAGS
++        if true:
+             if not sysname.startswith('CYGWIN') and not sysname.startswith('MSYS') and not sysname.startswith('MINGW'):
+                 CXXFLAGS     = '%s -fPIC' % CXXFLAGS
          elif not LINUX_X64:
-             CXXFLAGS     = '%s -m32' % CXXFLAGS
-             LDFLAGS      = '%s -m32' % LDFLAGS
Index: pkg/PLIST
===================================================================
RCS file: /cvs/ports/math/z3/pkg/PLIST,v
diff -u -p -r1.9 PLIST
--- pkg/PLIST	11 Mar 2022 19:36:33 -0000	1.9
+++ pkg/PLIST	31 Aug 2024 12:43:27 -0000
@@ -1,4 +1,4 @@
-@conflict py3-z3-solver-*
+@conflict ${MODPY_PY_PREFIX}z3-solver-*
 @bin bin/z3
 include/z3++.h
 include/z3.h
@@ -22,6 +22,8 @@ lib/cmake/z3/Z3Targets${MODCMAKE_BUILD_S
 lib/cmake/z3/Z3Targets.cmake
 @lib lib/libz3.so.${LIBz3_VERSION}
 lib/pkgconfig/z3.pc
+lib/python${MODPY_VERSION}/
+lib/python${MODPY_VERSION}/site-packages/
 lib/python${MODPY_VERSION}/site-packages/z3/
 lib/python${MODPY_VERSION}/site-packages/z3/__init__.py
 lib/python${MODPY_VERSION}/site-packages/z3/z3.py