!1 提交多版本gcc7.3.0源码以及构建spec

From: @zhangwuji1995 
Reviewed-by: @huang-xiaoquan, @eastb233 
Signed-off-by: @huang-xiaoquan, @eastb233

0001-fix-sys-ustat.h-problem.patch

@@ -0,0 +1,44 @@
+From 88fe8bed49ebbf86c29990bdb536171bb1ae4d3d Mon Sep 17 00:00:00 2001
+From: <zhangwuji1@huawei.com>
+Date: Wed, 7 Jun 2023 14:24:43 +0000
+Subject: [PATCH] fix sys/ustat.h problem
+
+https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=71b55d45e4304f5e2e98ac30473c581f58fc486b
+---
+ .../sanitizer_common/sanitizer_platform_limits_posix.cc      | 15 +++++++++++++--
+ 1 file changed, 13 insertions(+), 2 deletions(-)
+
+diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+index 858bb218450..de18e56d11c 100644
+--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
++++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+@@ -157,7 +157,6 @@ typedef struct user_fpregs elf_fpregset_t;
+ # include <sys/procfs.h>
+ #endif
+ #include <sys/user.h>
+-#include <sys/ustat.h>
+ #include <linux/cyclades.h>
+ #include <linux/if_eql.h>
+ #include <linux/if_plip.h>
+@@ -250,7 +249,19 @@ namespace __sanitizer {
+ #endif // SANITIZER_LINUX || SANITIZER_FREEBSD
+ 
+ #if SANITIZER_LINUX && !SANITIZER_ANDROID
+-  unsigned struct_ustat_sz = sizeof(struct ustat);
++  // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which
++  // has been removed from glibc 2.28.
++#if defined(__aarch64__) || defined(__s390x__) || defined (__mips64) \
++  || defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) \
++  || defined(__x86_64__)
++#define SIZEOF_STRUCT_USTAT 32
++#elif defined(__arm__) || defined(__i386__) || defined(__mips__) \
++  || defined(__powerpc__) || defined(__s390__)
++#define SIZEOF_STRUCT_USTAT 20
++#else
++#error Unknown size of struct ustat
++#endif
++  unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT;
+   unsigned struct_rlimit64_sz = sizeof(struct rlimit64);
+   unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
+ #endif // SANITIZER_LINUX && !SANITIZER_ANDROID
+-- 

0002-fix-libsanitizer-multiple-definition.patch

@@ -0,0 +1,42 @@
+From e195f6bb86c7fb3a009eba292a78ed13f3d19dc2 Mon Sep 17 00:00:00 2001
+From: <zhangwuji1@huawei.com>
+Date: Wed, 7 Jun 2023 15:34:03 +0000
+Subject: [PATCH] fix libsanitizer multiple definition 
+
+https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=2701442d0cf6292f6624443c15813d6d1a3562fe
+---
+ .../sanitizer_platform_limits_posix.cc                | 10 ++++++----
+ 1 file changed, 6 insertions(+), 4 deletions(-)
+
+diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+index aae5ec2fe82..72277af7026 100644
+--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
++++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+@@ -62,7 +62,9 @@
+ #include <sys/vt.h>
+ #include <linux/cdrom.h>
+ #include <linux/fd.h>
++#if SANITIZER_ANDROID
+ #include <linux/fs.h>
++#endif
+ #include <linux/hdreg.h>
+ #include <linux/input.h>
+ #include <linux/ioctl.h>
+@@ -834,10 +836,10 @@ unsigned struct_ElfW_Phdr_sz = sizeof(Elf_Phdr);
+   unsigned IOCTL_EVIOCGPROP = IOCTL_NOT_PRESENT;
+   unsigned IOCTL_EVIOCSKEYCODE_V2 = IOCTL_NOT_PRESENT;
+ #endif
+-  unsigned IOCTL_FS_IOC_GETFLAGS = FS_IOC_GETFLAGS;
+-  unsigned IOCTL_FS_IOC_GETVERSION = FS_IOC_GETVERSION;
+-  unsigned IOCTL_FS_IOC_SETFLAGS = FS_IOC_SETFLAGS;
+-  unsigned IOCTL_FS_IOC_SETVERSION = FS_IOC_SETVERSION;
++  unsigned IOCTL_FS_IOC_GETFLAGS = _IOR('f', 1, long);
++  unsigned IOCTL_FS_IOC_GETVERSION = _IOR('v', 1, long);
++  unsigned IOCTL_FS_IOC_SETFLAGS = _IOW('f', 2, long);
++  unsigned IOCTL_FS_IOC_SETVERSION = _IOW('v', 2, long);
+   unsigned IOCTL_GIO_CMAP = GIO_CMAP;
+   unsigned IOCTL_GIO_FONT = GIO_FONT;
+   unsigned IOCTL_GIO_UNIMAP = GIO_UNIMAP;
+-- 
+2.34.1
+

0003-Fix-error-size-of-array-is-negative.patch

@@ -0,0 +1,56 @@
+From 9e7125069ad4f7f02ebc1e7d163b438e17ab2174 Mon Sep 17 00:00:00 2001
+From: <zhangwuji1@huawei.com>
+Date: Wed, 7 Jun 2023 15:54:37 +0000
+Subject: [PATCH] Fix error 'size of array is negative'
+
+https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=4abc46b51af5751d657764d0c44b8a4aeed06302
+---
+ .../sanitizer_common/sanitizer_platform_limits_posix.cc | 5 +++--
+ .../sanitizer_common/sanitizer_platform_limits_posix.h   | 9 +--------
+ 2 files changed, 4 insertions(+), 10 deletions(-)
+
+diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+index aae5ec2fe82..2793ce32aa0 100644
+--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
++++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+@@ -1134,8 +1134,9 @@ 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 e3cd4e6bb76..a9dc64b38f2 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)
+-- 
+2.34.1
+