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authorNicolas Thill <nico@openwrt.org>2010-04-16 02:55:30 +0000
committerNicolas Thill <nico@openwrt.org>2010-04-16 02:55:30 +0000
commit37551b9366c1c1f56be72ec05e11776dba1ea96f (patch)
treef20e78627700c5c9c05a167b31d8fa144a8fac12 /toolchain/gcc/patches
parent83e4e40e2208c476a1d4ebd676cdb33b8d9bd1a0 (diff)
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toolchain/gcc: add a 3.4.6 patch fixing a g++ bug where it generates local references to linkonce (see http://gcc.gnu.org/PR16276, closes: #7014)
SVN-Revision: 20900
Diffstat (limited to 'toolchain/gcc/patches')
-rw-r--r--toolchain/gcc/patches/3.4.6/701-pr16276-fix.patch61
1 files changed, 61 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/3.4.6/701-pr16276-fix.patch b/toolchain/gcc/patches/3.4.6/701-pr16276-fix.patch
new file mode 100644
index 0000000000..69d7373f60
--- /dev/null
+++ b/toolchain/gcc/patches/3.4.6/701-pr16276-fix.patch
@@ -0,0 +1,61 @@
+http://gcc.gnu.org/PR16276
+
+2004-07-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR c++/16276
+ * final.c (PUT_JUMP_TABLES_IN_TEXT_SECTION): New.
+ (shorten_branches): Replace JUMP_TABLES_IN_TEXT_SECTION with
+ PUT_JUMP_TABLES_IN_TEXT_SECTION.
+ (final_scan_insn): Likewise.
+
+--- a/gcc/final.c 2003-12-03 09:42:25.000000000 -0800
++++ b/gcc/final.c 2004-07-08 14:45:07.900366938 -0700
+@@ -100,6 +100,9 @@ Software Foundation, 59 Temple Place - S
+ #define JUMP_TABLES_IN_TEXT_SECTION 0
+ #endif
+
++#define PUT_JUMP_TABLES_IN_TEXT_SECTION \
++ (JUMP_TABLES_IN_TEXT_SECTION || DECL_ONE_ONLY (current_function_decl))
++
+ #if defined(READONLY_DATA_SECTION) || defined(READONLY_DATA_SECTION_ASM_OP)
+ #define HAVE_READONLY_DATA_SECTION 1
+ #else
+@@ -1119,7 +1122,8 @@ shorten_branches (first)
+ next = NEXT_INSN (insn);
+ /* ADDR_VECs only take room if read-only data goes into the text
+ section. */
+- if (JUMP_TABLES_IN_TEXT_SECTION || !HAVE_READONLY_DATA_SECTION)
++ if (PUT_JUMP_TABLES_IN_TEXT_SECTION
++ || !HAVE_READONLY_DATA_SECTION)
+ if (next && GET_CODE (next) == JUMP_INSN)
+ {
+ rtx nextbody = PATTERN (next);
+@@ -1282,7 +1286,8 @@ shorten_branches (first)
+ {
+ /* This only takes room if read-only data goes into the text
+ section. */
+- if (JUMP_TABLES_IN_TEXT_SECTION || !HAVE_READONLY_DATA_SECTION)
++ if (PUT_JUMP_TABLES_IN_TEXT_SECTION
++ || !HAVE_READONLY_DATA_SECTION)
+ insn_lengths[uid] = (XVECLEN (body,
+ GET_CODE (body) == ADDR_DIFF_VEC)
+ * GET_MODE_SIZE (GET_MODE (body)));
+@@ -1483,7 +1488,8 @@ shorten_branches (first)
+ PUT_MODE (body, CASE_VECTOR_SHORTEN_MODE (min_addr - rel_addr,
+ max_addr - rel_addr,
+ body));
+- if (JUMP_TABLES_IN_TEXT_SECTION || !HAVE_READONLY_DATA_SECTION)
++ if (PUT_JUMP_TABLES_IN_TEXT_SECTION
++ || !HAVE_READONLY_DATA_SECTION)
+ {
+ insn_lengths[uid]
+ = (XVECLEN (body, 1) * GET_MODE_SIZE (GET_MODE (body)));
+@@ -2254,7 +2260,7 @@ final_scan_insn (insn, file, optimize, p
+ target, so don't output the label at all. Leave that
+ to the back end macros. */
+ #else
+- if (! JUMP_TABLES_IN_TEXT_SECTION)
++ if (! PUT_JUMP_TABLES_IN_TEXT_SECTION)
+ {
+ int log_align;
+