From 69ba4fe06e485fdf0d22eb068abf551b0211625f Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 16 May 2020 17:38:10 +0200
Subject: extra/re2: patch for failing compile-test

---
 extra/re2/PKGBUILD                                      | 17 +++++++++++++++++
 .../re2-2020-05-01-compile-test-out-of-memory-fix.patch | 12 ++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 extra/re2/PKGBUILD
 create mode 100644 extra/re2/re2-2020-05-01-compile-test-out-of-memory-fix.patch

diff --git a/extra/re2/PKGBUILD b/extra/re2/PKGBUILD
new file mode 100644
index 00000000..1cd34742
--- /dev/null
+++ b/extra/re2/PKGBUILD
@@ -0,0 +1,17 @@
+# compiler-test fails in InsufficientMemory test due to the change of
+# the size of the DFA
+# bug: https://github.com/google/re2/issues/256
+# patch: https://github.com/google/re2/commit/bde1ea09550a61b4a092cdf0e3ba8dca4200947a
+source+=('re2-2020-05-01-compile-test-out-of-memory-fix.patch')
+sha256sums+=('bef199b3c77cd6477d9f3950acc5d017ce4a53e447827f01a4706e7e8980b220')
+
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $ i cd "$pkgname-$_re2ver"; patch -Np1 -i "${srcdir}"/re2-2020-05-01-compile-test-out-of-memory-fix.patch
+  '
+)"
+
diff --git a/extra/re2/re2-2020-05-01-compile-test-out-of-memory-fix.patch b/extra/re2/re2-2020-05-01-compile-test-out-of-memory-fix.patch
new file mode 100644
index 00000000..8b8b874c
--- /dev/null
+++ b/extra/re2/re2-2020-05-01-compile-test-out-of-memory-fix.patch
@@ -0,0 +1,12 @@
+diff -rauN re2-2020-05-01/re2/testing/compile_test.cc re2-2020-05-01-compile-test-out-of-memory-fix-patch/re2/testing/compile_test.cc
+--- re2-2020-05-01/re2/testing/compile_test.cc	2020-04-23 17:56:11.000000000 +0200
++++ re2-2020-05-01-compile-test-out-of-memory-fix-patch/re2/testing/compile_test.cc	2020-05-16 17:17:05.570251742 +0200
+@@ -236,7 +236,7 @@
+       "^(?P<name1>[^\\s]+)\\s+(?P<name2>[^\\s]+)\\s+(?P<name3>.+)$",
+       Regexp::LikePerl, NULL);
+   EXPECT_TRUE(re != NULL);
+-  Prog* prog = re->CompileToProg(920);
++  Prog* prog = re->CompileToProg(850);
+   // If the memory budget has been exhausted, compilation should fail
+   // and return NULL instead of trying to do anything with NoMatch().
+   EXPECT_TRUE(prog == NULL);
-- 
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