dev-libs/boehm-gc: remove unused patches

Closes: https://github.com/gentoo/gentoo/pull/9121

diff --git a/dev-libs/boehm-gc/files/boehm-gc-6.5-gentoo.patch b/dev-libs/boehm-gc/files/boehm-gc-6.5-gentoo.patch
deleted file mode 100644 (file)
index 72eb881..0000000
--- a/dev-libs/boehm-gc/files/boehm-gc-6.5-gentoo.patch
+++ /dev/null
@@ -1,83 +0,0 @@
-diff -ur gc6.5.orig/include/private/gcconfig.h gc6.5/include/private/gcconfig.h
---- gc6.5.orig/include/private/gcconfig.h      2005-08-05 00:03:00.000000000 +0200
-+++ gc6.5/include/private/gcconfig.h   2005-08-05 00:08:42.000000000 +0200
-@@ -1100,6 +1100,9 @@
- #     endif
- #     define OS_TYPE "LINUX"
- #       define LINUX_STACKBOTTOM
-+      /* On I386 Linux, enable HEURISTIC2 as a backup to /proc data   */
-+      /* for the case where /proc is missing or nobbled (grsec)       */
-+#     define HEURISTIC2
- #     if 0
- #       define HEURISTIC1
- #         undef STACK_GRAN
-@@ -1901,6 +1904,9 @@
- #   ifdef LINUX
- #     define OS_TYPE "LINUX"
- #       define LINUX_STACKBOTTOM
-+      /* On x86_64 Linux, enable HEURISTIC2 as a backup to /proc data */
-+      /* for the case where /proc is missing or nobbled (grsec)       */
-+#     define HEURISTIC2
- #       if !defined(GC_LINUX_THREADS) || !defined(REDIRECT_MALLOC)
- #         define MPROTECT_VDB
- #     else
-diff -ur gc6.5.orig/os_dep.c gc6.5/os_dep.c
---- gc6.5.orig/os_dep.c        2005-08-05 00:03:00.000000000 +0200
-+++ gc6.5/os_dep.c     2005-08-05 00:07:56.000000000 +0200
-@@ -967,7 +967,13 @@
- #   endif
-     f = open("/proc/self/stat", O_RDONLY);
-     if (f < 0 || STAT_READ(f, stat_buf, STAT_BUF_SIZE) < 2 * STAT_SKIP) {
-+    /* if /proc/self/stat isn't available, and HEURISTIC2 is possible,  */
-+    /* return NULL so that HEURISTIC2 will be tried.  Otherwise bail.   */
-+#     ifdef HEURISTIC2
-+      return (ptr_t)NULL;
-+#     else
-       ABORT("Couldn't read /proc/self/stat");
-+#     endif
-     }
-     c = stat_buf[buf_offset++];
-     /* Skip the required number of fields.  This number is hopefully  */
-@@ -983,7 +989,16 @@
-       c = stat_buf[buf_offset++];
-     }
-     close(f);
--    if (result < 0x10000000) ABORT("Absurd stack bottom value");
-+    if (result < 0x10000000) {
-+    /* if stack base result is silly (e.g. is 0 due to grsec), and    */
-+    /* HEURISTIC2 is enabled, return NULL so that HEURISTIC2 will be  */
-+    /* tried.  Otherwise bail.                                                */
-+#     ifdef HEURISTIC2
-+              return (ptr_t)NULL;
-+#     else
-+              ABORT("Absurd stack bottom value");
-+#     endif
-+      }
-     return (ptr_t)result;
-   }
- 
-@@ -1045,6 +1060,12 @@
-          result = GC_freebsd_stack_base();
- #     endif
- #     ifdef HEURISTIC2
-+/* if both LINUX_STACKBOTTOM and HEURISTIC2 are enabled, try HEURISTIC2       */
-+/* when the LINUX_STACKBOTTOM returns NULL (indicating failure to get */
-+/* a sensible result from /proc/self/stat)                            */
-+#         ifdef LINUX_STACKBOTTOM
-+          if (result == (ptr_t)NULL) {
-+#         endif
- #         ifdef STACK_GROWS_DOWN
-               result = GC_find_limit((ptr_t)(&dummy), TRUE);
- #             ifdef HEURISTIC2_LIMIT
-@@ -1062,6 +1083,11 @@
-                   }
- #             endif
- #         endif
-+/* tail of extra 'if' condition when both LINUX_STACKBOTTOM and               */
-+/* HEURISTIC are configured.                                          */
-+#     ifdef LINUX_STACKBOTTOM
-+          }
-+#     endif
- 
- #     endif /* HEURISTIC2 */
- #     ifdef STACK_GROWS_DOWN

diff --git a/dev-libs/boehm-gc/files/gc6.6-builtin-backtrace-uclibc.patch b/dev-libs/boehm-gc/files/gc6.6-builtin-backtrace-uclibc.patch
deleted file mode 100644 (file)
index 1d3e578..0000000
--- a/dev-libs/boehm-gc/files/gc6.6-builtin-backtrace-uclibc.patch
+++ /dev/null
@@ -1,13 +0,0 @@
---- include/gc.h       2006-02-25 15:49:52 +0000
-+++ include/gc.h       2006-02-25 15:50:00 +0000
-@@ -473,7 +473,9 @@
- # if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1 || __GLIBC__ > 2) \
-      && !defined(__ia64__)
- #   ifndef GC_HAVE_BUILTIN_BACKTRACE
--#     define GC_HAVE_BUILTIN_BACKTRACE
-+#     ifndef __UCLIBC__
-+#       define GC_HAVE_BUILTIN_BACKTRACE
-+#     endif
- #   endif
- # endif
- # if defined(__i386__) || defined(__x86_64__)