[gcc r12-4958] testsuite, Darwin : Fix tsvc test build on Darwin.

[Iain D Sandoe <iains@gcc.gnu.org>]

https://gcc.gnu.org/g:8f4860f956871c3fd77ed60567d707490104f370

commit r12-4958-g8f4860f956871c3fd77ed60567d707490104f370
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Fri Nov 5 19:19:53 2021 +0000

    testsuite, Darwin : Fix tsvc test build on Darwin.
    
    Currently all the tsvc tests fail to build on Darwin because
    they assume that <malloc.h> and memalign() are available.
    
    For Darwin, <stdlib.h> is sufficient to obtain the declarations
    for malloc and the port has posix_memalign () but not memalign.
    
    Fixed as below.
    
    Signed-off-by: Iain Sandoe <iain@sandoe.co.uk>
    
    gcc/testsuite/ChangeLog:
    
            * gcc.dg/vect/tsvc/tsvc.h: Do not try to include malloc.h
            on Darwin also use posix_memalign ().

Diff:
---
 gcc/testsuite/gcc.dg/vect/tsvc/tsvc.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gcc/testsuite/gcc.dg/vect/tsvc/tsvc.h b/gcc/testsuite/gcc.dg/vect/tsvc/tsvc.h
index b52108dae9f..5dd9ca91040 100644
--- a/gcc/testsuite/gcc.dg/vect/tsvc/tsvc.h
+++ b/gcc/testsuite/gcc.dg/vect/tsvc/tsvc.h
@@ -11,7 +11,9 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#ifndef __APPLE__
 #include <malloc.h>
+#endif
 #include <string.h>
 #include <math.h>
 
@@ -187,8 +189,13 @@ void set_2d_array(real_t arr[LEN_2D][LEN_2D], real_t value, int stride)
 }
 
 void init(int** ip, real_t* s1, real_t* s2){
+#ifndef __APPLE__
     xx = (real_t*) memalign(ARRAY_ALIGNMENT, LEN_1D*sizeof(real_t));
     *ip = (int *) memalign(ARRAY_ALIGNMENT, LEN_1D*sizeof(real_t));
+#else
+    posix_memalign ((void*)&xx, ARRAY_ALIGNMENT, LEN_1D*sizeof(real_t));
+    posix_memalign ((void*)ip, ARRAY_ALIGNMENT, LEN_1D*sizeof(real_t));
+#endif    
 
     for (int i = 0; i < LEN_1D; i = i+5){
         (*ip)[i]   = (i+4);