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guix/gnu/packages/patches/gcc-7-libsanitizer-mode-size.patch
Marius Bakke a33eac038a
gnu: glibc: Update to 2.31.
* gnu/packages/patches/glibc-supported-locales.patch: Adjust for upstream
changes.
* gnu/packages/patches/glibc-2.29-supported-locales.patch: New file, with
previous contents.
* gnu/packages/patches/gcc-4.9-libsanitizer-mode-size.patch,
gnu/packages/patches/gcc-6-libsanitizer-mode-size.patch,
gnu/packages/patches/gcc-7-libsanitizer-mode-size.patch,
gnu/packages/patches/gcc-8-libsanitizer-mode-size.patch,
gnu/packages/patches/gcc-9-libsanitizer-mode-size.patch: New files.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/gcc.scm (gcc-4.9, gcc-5, gcc-6, gcc-7, gcc-8,
gcc-9)[source](patches): Add the respective patch files.
* gnu/packages/base.scm (glibc): Update to 2.31.
[source](patches): Remove obsolete.
(glibc-2.30): New public variable.
(glibc-2.29)[source](patches): Adjust for renamed patch file.
2020-02-15 22:02:55 +01:00

53 lines
2 KiB
Diff

Fix assertion failure in libsanitizer when using glibc 2.31 and later.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92154
https://reviews.llvm.org/D69104
Adapted from these upstream revision:
https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=277981
https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=279653
diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
index 97eae3fc7bc..4089d4695e2 100644
--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
@@ -1145,8 +1145,9 @@ CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
-#if !defined(__aarch64__) || !SANITIZER_LINUX || __GLIBC_PREREQ (2, 21)
-/* On aarch64 glibc 2.20 and earlier provided incorrect mode field. */
+#if !SANITIZER_LINUX || __GLIBC_PREREQ (2, 31)
+/* glibc 2.30 and earlier provided 16-bit mode field instead of 32-bit
+ on many architectures. */
CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
#endif
diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
index c139322839a..7c3c2d866e5 100644
--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
+++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
@@ -211,20 +211,13 @@ namespace __sanitizer {
unsigned long __unused1;
unsigned long __unused2;
#elif defined(__sparc__)
-# if defined(__arch64__)
unsigned mode;
- unsigned short __pad1;
-# else
- unsigned short __pad1;
- unsigned short mode;
unsigned short __pad2;
-# endif
unsigned short __seq;
unsigned long long __unused1;
unsigned long long __unused2;
#else
- unsigned short mode;
- unsigned short __pad1;
+ unsigned int mode;
unsigned short __seq;
unsigned short __pad2;
#if defined(__x86_64__) && !defined(_LP64)