From 02484af985da5f2f56cf2f8aecb69f7d50848807 Mon Sep 17 00:00:00 2001
From: Eric Botcazou <ebotcazou@libertysurf.fr>
Date: Mon, 24 Mar 2003 12:29:11 +0100
Subject: [PATCH] re PR target/10072 ([Sparc] internal compiler error: in
 trunc_int_for_mode, at explow.c:54)

	PR target/10072
	* combine.c (simplify_if_then_else): Check that the mode
	has MODE_INT class before applying the (OP Z (mult COND C2))
	transformation.

From-SVN: r64785
---
 gcc/ChangeLog                   |  8 ++++++++
 gcc/combine.c                   |  4 +++-
 gcc/testsuite/ChangeLog         |  4 ++++
 gcc/testsuite/gcc.dg/ultrasp5.c | 12 ++++++++++++
 4 files changed, 27 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/gcc.dg/ultrasp5.c

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a470d16cad8..9bc5b91838a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	PR target/10072
+	* combine.c (simplify_if_then_else): Check that the mode
+	has MODE_INT class before applying the (OP Z (mult COND C2))
+	transformation.
+
 2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	PR optimization/9414
@@ -9040,3 +9047,4 @@
 	* doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
 
 See ChangeLog.8 for earlier changes.
+
diff --git a/gcc/combine.c b/gcc/combine.c
index cd7261bf1eb..dd017062daa 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -4969,7 +4969,9 @@ simplify_if_then_else (x)
      neither 1 or -1, but it isn't worth checking for.  */
 
   if ((STORE_FLAG_VALUE == 1 || STORE_FLAG_VALUE == -1)
-      && comparison_p && mode != VOIDmode && ! side_effects_p (x))
+      && comparison_p
+      && GET_MODE_CLASS (mode) == MODE_INT
+      && ! side_effects_p (x))
     {
       rtx t = make_compound_operation (true_rtx, SET);
       rtx f = make_compound_operation (false_rtx, SET);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b7965819754..d5fbd913f71 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	* gcc.dg/ultrasp5.c: New test.
+
 2003-03-23  Arpad Beszedes <beszedes@cc.u-szeged.hu>
 
 	PR middle-end/9967
diff --git a/gcc/testsuite/gcc.dg/ultrasp5.c b/gcc/testsuite/gcc.dg/ultrasp5.c
new file mode 100644
index 00000000000..c3660073cb9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/ultrasp5.c
@@ -0,0 +1,12 @@
+/* PR target/10072 */
+/* Originator: Peter van Hoof <p.van-hoof@qub.ac.uk>
+/* { dg-do compile } */
+/* { dg-options "-O1 -mcpu=ultrasparc -ffast-math" { target sparc-*-* } } */
+
+void p(int v)
+{
+  int i=v,j;
+  float a,b,c,x[i];
+
+  x[i] = (a/(((b)>(c)) ? (b) : (c)) - (((i) == (j)) ? 1.f : 0.f));
+}