On 23/07/15 10:02, Andreas Schwab wrote:
Richard Biener <rguent...@suse.de> writes:
Index: gcc/testsuite/gcc.dg/torture/pr66952.c
===================================================================
--- gcc/testsuite/gcc.dg/torture/pr66952.c      (revision 0)
+++ gcc/testsuite/gcc.dg/torture/pr66952.c      (working copy)
@@ -0,0 +1,28 @@
+/* { dg-do run } */
+
+int a = 128, b;
+
+static int
+fn1 (char p1, int p2)
+{
+  return p1 < 0 || p1 > 1 >> p2 ? 0 : p1 << 1;
This is broken, p1 can never be < 0.
Just mark the chars as signed chars?
The testcase passes for me with that change.

Kyrill

FAIL: gcc.dg/torture/pr66952.c   -O0  execution test

Andreas.



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