[gcc(refs/users/marxin/heads/marxin-gcc-benchmark-branch)] work-around system header namespace pollution

[Martin Liska]

https://gcc.gnu.org/g:46788c65f93c61a06764b284b4656dd9024e88d2

commit 46788c65f93c61a06764b284b4656dd9024e88d2
Author: Alexandre Oliva <oliva@adacore.com>
Date:   Thu Feb 27 13:34:44 2020 -0300

    work-around system header namespace pollution
    
    Including limits.h on vxworks pollutes the global namespace with SH
    and many other platform names; work around it.
    
    
    for  gcc/testsuite/ChangeLog
    
            * gcc.target/aarch64/vect-mull.x (SH): Undefine.

Diff:
---
 gcc/testsuite/ChangeLog                      | 4 ++++
 gcc/testsuite/gcc.target/aarch64/vect-mull.x | 1 +
 2 files changed, 5 insertions(+)

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6b7b0a2f3d4..f620a83223d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2020-02-27  Alexandre Oliva <oliva@adacore.com>
+
+	* gcc.target/aarch64/vect-mull.x (SH): Undefine.
+
 2020-02-27  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/93508
diff --git a/gcc/testsuite/gcc.target/aarch64/vect-mull.x b/gcc/testsuite/gcc.target/aarch64/vect-mull.x
index 39ec43d77e3..930e7035b1c 100644
--- a/gcc/testsuite/gcc.target/aarch64/vect-mull.x
+++ b/gcc/testsuite/gcc.target/aarch64/vect-mull.x
@@ -9,6 +9,7 @@ typedef unsigned short *__restrict__ pRUINT16;
 typedef unsigned int *__restrict__ pRUINT32;
 typedef unsigned long long *__restrict__ pRUINT64;
 
+#undef SH /* Including limits.h on vxworks defines this.  */
 typedef signed short SH;
 typedef unsigned short UH;
 typedef signed int SS;