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Landon Fuller (landonf) pushed a commit to branch master
in repository macports-ports.

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<p><a href="https://github.com/macports/macports-ports/commit/0be989ef28e47da50f8ae4009d3ad92bf0265037">https://github.com/macports/macports-ports/commit/0be989ef28e47da50f8ae4009d3ad92bf0265037</a></p>
<pre style="white-space: pre; background: #F8F8F8">The following commit(s) were added to refs/heads/master by this push:
<span style='display:block; white-space:pre;color:#404040;'>     new 0be989ef28e z3: enable legacysupport.use_mp_libcxx for std::variant
</span>0be989ef28e is described below

<span style='display:block; white-space:pre;color:#808000;'>commit 0be989ef28e47da50f8ae4009d3ad92bf0265037
</span>Author: Landon Fuller <landonf@macports.org>
AuthorDate: Wed Aug 25 12:47:30 2021 -0600

<span style='display:block; white-space:pre;color:#404040;'>    z3: enable legacysupport.use_mp_libcxx for std::variant
</span>---
 math/z3/Portfile | 7 +++++++
 1 file changed, 7 insertions(+)

<span style='display:block; white-space:pre;color:#808080;'>diff --git a/math/z3/Portfile b/math/z3/Portfile
</span><span style='display:block; white-space:pre;color:#808080;'>index 1535746e79a..e9fe8cfb51c 100644
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>--- a/math/z3/Portfile
</span><span style='display:block; white-space:pre;background:#e0e0ff;'>+++ b/math/z3/Portfile
</span><span style='display:block; white-space:pre;background:#e0e0e0;'>@@ -63,6 +63,13 @@ if {${subport} eq ${name} || ${subport} eq "${name}-fstar"} {
</span>     # Build requires -std=gnu++17
     compiler.cxx_standard   2017
 
<span style='display:block; white-space:pre;background:#e0ffe0;'>+    # z3 4.8.11 and later use std::variant<>, which is broken on macOS <= 10.13;
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+    # use macports' libc++ instead
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+    if {[vercmp ${version} "4.8.11"] >= 0} {
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+        legacysupport.newest_darwin_requires_legacy 17
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+        legacysupport.use_mp_libcxx                 yes
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+    }
</span><span style='display:block; white-space:pre;background:#e0ffe0;'>+
</span>     configure.args-append   -DPYTHON_EXECUTABLE=${prefix}/bin/python2.7
 
     if {[vercmp ${version} "4.8.7"] >= 0} {
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