* [PATCH] Testcase for fixed PR65258
@ 2017-12-14 15:07 Richard Biener
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From: Richard Biener @ 2017-12-14 15:07 UTC (permalink / raw)
To: gcc-patches
Committed.
Richard.
2017-12-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/65258
* gcc.dg/Warray-bounds-23.c: New testcase.
Index: gcc/testsuite/gcc.dg/Warray-bounds-23.c
===================================================================
--- gcc/testsuite/gcc.dg/Warray-bounds-23.c (nonexistent)
+++ gcc/testsuite/gcc.dg/Warray-bounds-23.c (working copy)
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -Warray-bounds" } */
+
+int main()
+{
+ unsigned i, j, a[10] = {0};
+
+ for (j = 23; j < 25; j++){
+ for (i = j / 8; i --> 0;) a[i] = 0; /* { dg-bogus "array bounds" } */
+ for (i = 1; i --> 0;) __builtin_printf("%u", a[i]);
+ }
+
+ return 0;
+}
+
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2017-12-14 15:07 [PATCH] Testcase for fixed PR65258 Richard Biener
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