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Add tests for recent dse bugs

Message ID 20170117101518.GW1867@tucnak
State New
Headers show

Commit Message

Jakub Jelinek Jan. 17, 2017, 10:15 a.m. UTC 
On Tue, Jan 17, 2017 at 11:06:27AM +0100, Christophe Lyon wrote:
> The new ssa-dse-2.C test fails on arm because:
> warning: declaration of 'void* memmove(void*, const void*, size_t)'
> conflicts with built-in declaration 'void* memmove(void*, const void*,
> unsigned int)' [-Wbuiltin-declaration-mismatch]

Fixed thusly, tested on x86_64-linux (-m32/-m64), committed to trunk.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	* g++.dg/tree-ssa/ssa-dse-2.C (size_t): Typedef to __SIZE_TYPE__
	rather than long unsigned int.
	* g++.dg/tree-ssa/ssa-dom.C: Likewise.


	Jakub
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Patch

--- gcc/testsuite/g++.dg/tree-ssa/ssa-dse-2.C.jj	2017-01-17 10:26:14.000000000 +0100
+++ gcc/testsuite/g++.dg/tree-ssa/ssa-dse-2.C	2017-01-17 11:09:47.523816172 +0100
@@ -1,7 +1,7 @@ 
 /* { dg-do compile } */
 /* { dg-options "-O2 -fdump-tree-dse2-details" } */
 
-typedef long unsigned int size_t;
+typedef __SIZE_TYPE__ size_t;
 extern "C"
 {
   extern void *memmove (void *__dest, const void *__src, size_t __n) throw ()
--- gcc/testsuite/g++.dg/tree-ssa/ssa-dom.C.jj	2015-11-26 10:41:00.000000000 +0100
+++ gcc/testsuite/g++.dg/tree-ssa/ssa-dom.C	2017-01-17 11:10:02.895603323 +0100
@@ -1,7 +1,7 @@ 
 /* { dg-do compile } */
 /* { dg-options "-O2 -fdump-tree-dom2" } */
 
-typedef long unsigned int size_t;
+typedef __SIZE_TYPE__ size_t;
 extern void abort (void) __attribute__ ((__noreturn__));
 union tree_node;
 typedef union tree_node *tree;