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diff -Naur gcc-7.1.0.orig/gcc/config/i386/pmm_malloc.h gcc-7.1.0/gcc/config/i386/pmm_malloc.h
--- gcc-7.1.0.orig/gcc/config/i386/pmm_malloc.h 2017-01-01 04:07:43.000000000 -0800
+++ gcc-7.1.0/gcc/config/i386/pmm_malloc.h 2017-05-07 11:35:22.878398460 -0700
@@ -27,12 +27,13 @@
#include <stdlib.h>
/* We can't depend on <stdlib.h> since the prototype of posix_memalign
- may not be visible. */
+ may not be visible and we can't pollute the namespace either. */
#ifndef __cplusplus
-extern int posix_memalign (void **, size_t, size_t);
+extern int __gcc_posix_memalign (void **, size_t, size_t)
#else
-extern "C" int posix_memalign (void **, size_t, size_t) throw ();
+extern "C" int __gcc_posix_memalign (void **, size_t, size_t) throw ()
#endif
+__asm__("posix_memalign");
static __inline void *
_mm_malloc (size_t __size, size_t __alignment)
@@ -42,7 +43,7 @@
return malloc (__size);
if (__alignment == 2 || (sizeof (void *) == 8 && __alignment == 4))
__alignment = sizeof (void *);
- if (posix_memalign (&__ptr, __alignment, __size) == 0)
+ if (__gcc_posix_memalign (&__ptr, __alignment, __size) == 0)
return __ptr;
else
return NULL;
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