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Diffstat (limited to 'sci-mathematics/giac/files/giac-1.9.0.67-glibcxx-assertions.patch')
-rw-r--r--sci-mathematics/giac/files/giac-1.9.0.67-glibcxx-assertions.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/sci-mathematics/giac/files/giac-1.9.0.67-glibcxx-assertions.patch b/sci-mathematics/giac/files/giac-1.9.0.67-glibcxx-assertions.patch
new file mode 100644
index 000000000000..dcdcfb5a728e
--- /dev/null
+++ b/sci-mathematics/giac/files/giac-1.9.0.67-glibcxx-assertions.patch
@@ -0,0 +1,30 @@
+From 8fa2b53ee0db1827a4ddd88a7e754a7b1d91ca2c Mon Sep 17 00:00:00 2001
+From: Michael Orlitzky <michael@orlitzky.com>
+Date: Fri, 25 Aug 2023 20:33:31 -0400
+Subject: [PATCH 1/1] configure.ac: delete _GLIBCXX_ASSERTIONS override
+
+This was added upstream when it was pointed out that the codebase
+contains undefined behavior that triggers glibcxx's assertions.
+Disabling the assertions without fixing the undefined behavior is not
+a satisfactory solution, so we drop the override.
+---
+ configure.ac | 4 ----
+ 1 file changed, 4 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index d66c3e1..6fef28b 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -45,10 +45,6 @@ GINAC_STD_CXX_HEADERS
+ AC_CHECK_HEADERS(regex)
+ AC_CHECK_FUNCS(tgammaf)
+
+-dnl CXXFLAGS="$CXXFLAGS -std=c++0x"
+-dnl avoid "security" checks for vectors
+-CXXFLAGS="$CXXFLAGS -U_GLIBCXX_ASSERTIONS"
+-
+ dnl Define DOUBLEVAL if bigendian
+ if test "x$ac_cv_c_bigendian" = "xyes"; then
+ CXXFLAGS="$CXXFLAGS -DDOUBLEVAL"
+--
+2.41.0