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authorVladimir Makarov <vmakarov@gcc.gnu.org>2013-11-27 16:30:48 +0000
committerVladimir Makarov <vmakarov@gcc.gnu.org>2013-11-27 16:30:48 +0000
commit36db5f30004bdf03cde1fbd0e1355ff50e1b91cc (patch)
tree5a0c8aa351332aa4fdebad1f9b6e1fcf078419c0
parent0fe530b6f09b33f68cc18abf8fa3f9484615d47d (diff)
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re PR rtl-optimization/57410 (ICE: in emit_spill_move, at lra-constraints.c:863 with -fpeel-loops and uninitialised variable)
2013-11-27 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/57410 * gcc.target/i386/pr57410.c: New. From-SVN: r205451
-rw-r--r--gcc/testsuite/gcc.target/i386/pr57410.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr57410.c b/gcc/testsuite/gcc.target/i386/pr57410.c
new file mode 100644
index 0000000..6ca65d0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr57410.c
@@ -0,0 +1,12 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fpeel-loops" } */
+
+extern char outbuffer[];
+extern char buffer[];
+
+void foo(int j)
+{
+ unsigned i, fp = fp;
+ for (i = 0; i < 6; i++)
+ buffer[j++] = outbuffer[fp - i];
+}