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authorPaul Eggert <eggert@cs.ucla.edu>2016-10-23 21:54:13 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2016-10-23 21:55:07 -0700
commit7bb5c4f206bfbe46b5f4a376633437f8999d956a (patch)
treea98e0c598786246287995b6b1cf6c7882a253efb /src/gmalloc.c
parentee04aedc723b035eedaf975422d4eb242894121b (diff)
downloademacs-7bb5c4f206bfbe46b5f4a376633437f8999d956a.tar.gz
Port --enable-gcc-warnings to bleeding-edge glibc
Bleeding-edge glibc sets emacs_cv_var_doug_lea_malloc to 'no'. Do not merge to master. * configure.ac: Check for valloc decl when compiling gmalloc.c. * src/gmalloc.c (emacs_abort) [emacs]: Adjust decl to match what is in lisp.h. Remove duplicate decl. (aligned_alloc): #undef before defining. (aligned_alloc, memalign) [!MSDOS]: Declare. (valloc) [HAVE_DECL_VALLOC]: Remove duplicate decl.
Diffstat (limited to 'src/gmalloc.c')
-rw-r--r--src/gmalloc.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/src/gmalloc.c b/src/gmalloc.c
index d2762d74e53..fb2861c18ac 100644
--- a/src/gmalloc.c
+++ b/src/gmalloc.c
@@ -40,7 +40,7 @@ License along with this library. If not, see <http://www.gnu.org/licenses/>.
#endif
#ifdef emacs
-extern void emacs_abort (void);
+extern _Noreturn void emacs_abort (void) NO_INLINE;
#endif
/* If HYBRID_MALLOC is defined, then temacs will use malloc,
@@ -59,6 +59,7 @@ extern void emacs_abort (void);
#undef malloc
#undef realloc
#undef calloc
+#undef aligned_alloc
#undef free
#define malloc gmalloc
#define realloc grealloc
@@ -95,9 +96,9 @@ extern void *calloc (size_t nmemb, size_t size) ATTRIBUTE_MALLOC_SIZE ((1,2));
extern void free (void *ptr);
/* Allocate SIZE bytes allocated to ALIGNMENT bytes. */
-#ifdef MSDOS
extern void *aligned_alloc (size_t, size_t);
extern void *memalign (size_t, size_t);
+#ifdef MSDOS
extern int posix_memalign (void **, size_t, size_t);
#endif
@@ -106,10 +107,6 @@ extern int posix_memalign (void **, size_t, size_t);
extern void malloc_enable_thread (void);
#endif
-#ifdef emacs
-extern void emacs_abort (void);
-#endif
-
/* The allocator divides the heap into blocks of fixed size; large
requests receive one or more whole blocks, and small requests
receive a fragment of a block. Fragment sizes are powers of two,
@@ -1686,7 +1683,9 @@ License along with this library. If not, see <http://www.gnu.org/licenses/>.
or (US mail) as Mike Haertel c/o Free Software Foundation. */
/* Allocate SIZE bytes on a page boundary. */
+#ifndef HAVE_DECL_VALLOC
extern void *valloc (size_t);
+#endif
#if defined _SC_PAGESIZE || !defined HAVE_GETPAGESIZE
# include "getpagesize.h"
@@ -1769,7 +1768,7 @@ hybrid_aligned_alloc (size_t alignment, size_t size)
#endif
}
#endif
-
+
void *
hybrid_realloc (void *ptr, size_t size)
{