gnu: Remove unreferenced patches.

* gnu/packages/patches/cyrus-sasl-ac-try-run-fix.patch,
gnu/packages/patches/gcc-10-tree-sra-union-handling.patch,
gnu/packages/patches/gegl-compatibility-old-librsvg.patch: Remove files.

Change-Id: Ic1e502ef44ac3e8645d813e50018a0ca2c8be706

1 files changed, 0 insertions, 33 deletions

diff --git a/gnu/packages/patches/gcc-10-tree-sra-union-handling.patch b/gnu/packages/patches/gcc-10-tree-sra-union-handling.patch
deleted file mode 100644
index aae5fc9f72..0000000000
--- a/gnu/packages/patches/gcc-10-tree-sra-union-handling.patch
+++ /dev/null
@@ -1,33 +0,0 @@
-Fix a regression in GCC 10/11/12 where some union structures
-could get miscompiled when optimizations are enabled:
-
-  https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105860
-
-Taken from upstream:
-
-  https://gcc.gnu.org/g:16afe2e2862f3dd93c711d7f8d436dee23c6c34d
-
-diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c
-index 09d951a261b..420329f63f6 100644
---- a/gcc/tree-sra.c
-+++ b/gcc/tree-sra.c
-@@ -1647,7 +1647,18 @@ build_ref_for_offset (location_t loc, tree base, poly_int64 offset,
- static tree
- build_reconstructed_reference (location_t, tree base, struct access *model)
- {
--  tree expr = model->expr, prev_expr = NULL;
-+  tree expr = model->expr;
-+  /* We have to make sure to start just below the outermost union.  */
-+  tree start_expr = expr;
-+  while (handled_component_p (expr))
-+    {
-+      if (TREE_CODE (TREE_TYPE (TREE_OPERAND (expr, 0))) == UNION_TYPE)
-+	start_expr = expr;
-+      expr = TREE_OPERAND (expr, 0);
-+    }
-+
-+  expr = start_expr;
-+  tree prev_expr = NULL_TREE;
-   while (!types_compatible_p (TREE_TYPE (expr), TREE_TYPE (base)))
-     {
-       if (!handled_component_p (expr))