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author | 2019-05-30 22:45:41 +0100 | |
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committer | 2019-05-30 22:45:41 +0100 | |
commit | 417f0afc6bbda0eb075bd8025f9b41d0cba2ca14 (patch) | |
tree | caa4393f767c14749ed1705ad534244daacadd95 /4.3.6 | |
parent | 4.6.4: backport gperf-gnu-inline patch (diff) | |
download | gcc-patches-417f0afc6bbda0eb075bd8025f9b41d0cba2ca14.tar.gz gcc-patches-417f0afc6bbda0eb075bd8025f9b41d0cba2ca14.tar.bz2 gcc-patches-417f0afc6bbda0eb075bd8025f9b41d0cba2ca14.zip |
4.*.*: fix build failure against gcc-9
It's a workaround against https://gcc.gnu.org/PR90677
where 'cgraph_node' is effectively forbidden for function names.
Bug: https://gcc.gnu.org/PR90677
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Diffstat (limited to '4.3.6')
-rw-r--r-- | 4.3.6/gentoo/94_all_cgraph_node-gcc-9.patch | 44 | ||||
-rw-r--r-- | 4.3.6/gentoo/README.history | 1 |
2 files changed, 45 insertions, 0 deletions
diff --git a/4.3.6/gentoo/94_all_cgraph_node-gcc-9.patch b/4.3.6/gentoo/94_all_cgraph_node-gcc-9.patch new file mode 100644 index 0000000..92f27a8 --- /dev/null +++ b/4.3.6/gentoo/94_all_cgraph_node-gcc-9.patch @@ -0,0 +1,44 @@ +The patch is a workaround to build this version of gcc with +gcc-9.1.0: https://gcc.gnu.org/PR90677 + +There gcc-9.1.0 pinned 'cgraph_node' to a wired-in type and +disallows anything else (function names in this case) to share +'cgraph_node' name. + +Without this patch build fails as: +gcc-4.6.4/gcc/pretty-print.h:322:6: error: 'cgraph_node' is not defined as a type + 322 | ATTRIBUTE_GCC_PPDIAG(2,3); + | ^~~~~~~~~~~~~ +--- a/gcc/pretty-print.h ++++ b/gcc/pretty-print.h +@@ -305,7 +305,7 @@ extern void pp_base_append_text (pretty_printer *, const char *, const char *); + + /* This header may be included before diagnostics-core.h, hence the duplicate + definitions to allow for GCC-specific formats. */ +-#if GCC_VERSION >= 3005 ++#if (GCC_VERSION >= 3005) && (GCC_VERSION != 9001) /* 9.1.0 is buggy: https://gcc.gnu.org/PR90677 */ + #define ATTRIBUTE_GCC_PPDIAG(m, n) __attribute__ ((__format__ (__gcc_diag__, m ,n))) ATTRIBUTE_NONNULL(m) + #else + #define ATTRIBUTE_GCC_PPDIAG(m, n) ATTRIBUTE_NONNULL(m) +--- a/gcc/c-tree.h ++++ b/gcc/c-tree.h +@@ -638,7 +638,7 @@ extern void c_write_global_declarations (void); + /* In order for the format checking to accept the C frontend + diagnostic framework extensions, you must include this file before + toplev.h, not after. */ +-#if GCC_VERSION >= 4001 ++#if (GCC_VERSION >= 4001) && (GCC_VERSION != 9001) /* 9.1.0 is buggy: https://gcc.gnu.org/PR90677 */ + #define ATTRIBUTE_GCC_CDIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m ,n))) ATTRIBUTE_NONNULL(m) + #else + #define ATTRIBUTE_GCC_CDIAG(m, n) ATTRIBUTE_NONNULL(m) +--- a/gcc/toplev.h ++++ b/gcc/toplev.h +@@ -49,7 +49,7 @@ extern void _fatal_insn (const char *, const_rtx, const char *, int, const char + /* None of these functions are suitable for ATTRIBUTE_PRINTF, because + each language front end can extend them with its own set of format + specifiers. We must use custom format checks. */ +-#if GCC_VERSION >= 4001 ++#if (GCC_VERSION >= 4001) && (GCC_VERSION != 9001) /* 9.1.0 is buggy: https://gcc.gnu.org/PR90677 */ + #define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m) + #else + #define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m) diff --git a/4.3.6/gentoo/README.history b/4.3.6/gentoo/README.history index 4422206..d9fdb94 100644 --- a/4.3.6/gentoo/README.history +++ b/4.3.6/gentoo/README.history @@ -1,5 +1,6 @@ 1.4 TODO + 93_all_libjava-ucontext.patch + + 94_all_cgraph_node-gcc-9.patch 1.3 23 Sep 2018 + 92_all_ucontext-to-ucontext_t.patch |