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-rw-r--r--toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99437.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99437.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99437.patch
new file mode 100644
index 0000000..94d9666
--- /dev/null
+++ b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99437.patch
@@ -0,0 +1,27 @@
+2010-11-24 Richard Sandiford <richard.sandiford@linaro.org>
+
+ Launchpad #618684
+
+ Backport from mainline:
+
+ 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
+
+ * reload1.c (eliminate_regs_in_insn): Don't restore an operand
+ if doing so would replace the entire pattern.
+
+=== modified file 'gcc/reload1.c'
+--- old/gcc/reload1.c 2010-10-04 00:50:43 +0000
++++ new/gcc/reload1.c 2010-11-24 13:40:23 +0000
+@@ -3567,7 +3567,10 @@
+ {
+ /* Restore the old body. */
+ for (i = 0; i < recog_data.n_operands; i++)
+- *recog_data.operand_loc[i] = orig_operand[i];
++ /* Restoring a top-level match_parallel would clobber the new_body
++ we installed in the insn. */
++ if (recog_data.operand_loc[i] != &PATTERN (insn))
++ *recog_data.operand_loc[i] = orig_operand[i];
+ for (i = 0; i < recog_data.n_dups; i++)
+ *recog_data.dup_loc[i] = orig_operand[(int) recog_data.dup_num[i]];
+ }
+