PR tree-optimization/32681

	* tree-if-conv.c (find_phi_replacement_condition): Use the condition
	saved in second_edge->aux when first_bb is a loop header.

testsuite/ChangeLog:

	PR tree-optimization/32681
	* gcc.dg/tree-ssa/pr32681.c: New test.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126482 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 21 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr32681.c b/gcc/testsuite/gcc.dg/tree-ssa/pr32681.c
new file mode 100644
index 00000000000..2352342443b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr32681.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -ffast-math -ftree-vectorize" } */
+/* { dg-options "-O3 -ffast-math -ftree-vectorize -march=nocona" { target { i?86-*-* x86_64-*-* } } } */
+
+int aa_renderpalette (int p)
+{
+  int y = 42;
+  int i;
+
+  for (i = 0; i < 256; i++)
+    {
+      if (y > 255)
+	y = 255;
+      if (y < 0)
+	y = 0;
+
+      if (p)
+	y = (y < p ? 0 : (y > p) * 255 / (255 - 2 * p));
+    }
+    return y;
+}