Remove use of alloca.

bfd	* warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
	* configure: Regenerate.
	* elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
	alloca with call to xmalloc.
	* elf32-nds32.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elfxx-mips.c: Likewise.
	* pef.c: Likewise.
	* pei-x86_64.c: Likewise.
	* som.c: Likewise.
	* xsym.c: Likewise.

binutils * dlltool.c: Replace use of alloca with call to xmalloc.
	* dllwrap.c: Likewise.
	* nlmconv.c: Likewise.
	* objdump.c: Likewise.
	* resrc.c: Likewise.
	* winduni.c: Likewise.
	* configure: Regenerate.

gas	* atof-generic.c: Replace use of alloca with call to xmalloc.
	* cgen.c: Likewise.
	* dwarf2dbg.c: Likewise.
	* macro.c: Likewise.
	* remap.c: Likewise.
	* stabs.c: Likewise.
	* symbols.c: Likewise.
	* config/obj-elf.c: Likewise.
	* config/tc-aarch64.c: Likewise.
	* config/tc-arc.c: Likewise.
	* config/tc-arm.c: Likewise.
	* config/tc-avr.c: Likewise.
	* config/tc-ia64.c: Likewise.
	* config/tc-mips.c: Likewise.
	* config/tc-msp430.c: Likewise.
	* config/tc-nds32.c: Likewise.
	* config/tc-ppc.c: Likewise.
	* config/tc-sh.c: Likewise.
	* config/tc-tic30.c: Likewise.
	* config/tc-tic54x.c: Likewise.
	* config/tc-xstormy16.c: Likewise.
	* config/te-vms.c: Likewise.
	* configure: Regenerate.

ld	* emultempl/msp430.em: Replace use of alloca with call to xmalloc.
	* plugin.c: Likewise.
	* pe-dll.c: Likewise.

1 files changed, 14 insertions, 10 deletions

diff --git a/bfd/som.c b/bfd/som.c
index 1e2c0c6..859e886 100644
--- a/bfd/som.c
+++ b/bfd/som.c
@@ -24,7 +24,7 @@
 #include "sysdep.h"
 #include "alloca-conf.h"
 #include "bfd.h"
-
+#include "libiberty.h"
 #include "libbfd.h"
 #include "som.h"
 #include "safe-ctype.h"
@@ -3304,11 +3304,12 @@ som_write_space_strings (bfd *abfd,
   /* Chunk of memory that we can use as buffer space, then throw
      away.  */
   size_t tmp_space_size = SOM_TMP_BUFSIZE;
-  char *tmp_space = alloca (tmp_space_size);
+  char *tmp_space = xmalloc (tmp_space_size);
   char *p = tmp_space;
   unsigned int strings_size = 0;
   asection *section;
   bfd_size_type amt;
+  bfd_size_type res;
 
   /* Seek to the start of the space strings in preparation for writing
      them out.  */
@@ -3355,7 +3356,7 @@ som_write_space_strings (bfd *abfd,
                 tmp_space_size = length + 5;
               else
                 tmp_space_size = 2 * tmp_space_size;
-	      tmp_space = alloca (tmp_space_size);
+	      tmp_space = xrealloc (tmp_space, tmp_space_size);
 	    }
 
 	  /* Reset to beginning of the (possibly new) buffer space.  */
@@ -3391,7 +3392,9 @@ som_write_space_strings (bfd *abfd,
   /* Done with the space/subspace strings.  Write out any information
      contained in a partial block.  */
   amt = p - tmp_space;
-  if (bfd_bwrite ((void *) &tmp_space[0], amt, abfd) != amt)
+  res = bfd_bwrite ((void *) &tmp_space[0], amt, abfd);
+  free (tmp_space);
+  if (res != amt)
     return FALSE;
   *string_sizep = strings_size;
   return TRUE;
@@ -3408,15 +3411,14 @@ som_write_symbol_strings (bfd *abfd,
 			  struct som_compilation_unit *compilation_unit)
 {
   unsigned int i;
-
   /* Chunk of memory that we can use as buffer space, then throw
      away.  */
   size_t tmp_space_size = SOM_TMP_BUFSIZE;
-  char *tmp_space = alloca (tmp_space_size);
+  char *tmp_space = xmalloc (tmp_space_size);
   char *p = tmp_space;
-
   unsigned int strings_size = 0;
   bfd_size_type amt;
+  bfd_size_type res;
 
   /* This gets a bit gruesome because of the compilation unit.  The
      strings within the compilation unit are part of the symbol
@@ -3475,7 +3477,7 @@ som_write_symbol_strings (bfd *abfd,
                     tmp_space_size = 5 + length;
                   else
                     tmp_space_size = 2 * tmp_space_size;
-		  tmp_space = alloca (tmp_space_size);
+		  tmp_space = xrealloc (tmp_space, tmp_space_size);
 		}
 
 	      /* Reset to beginning of the (possibly new) buffer
@@ -3530,7 +3532,7 @@ som_write_symbol_strings (bfd *abfd,
                 tmp_space_size = 5 + length;
               else
                 tmp_space_size = 2 * tmp_space_size;
-	      tmp_space = alloca (tmp_space_size);
+	      tmp_space = xrealloc (tmp_space, tmp_space_size);
 	    }
 
 	  /* Reset to beginning of the (possibly new) buffer space.  */
@@ -3563,7 +3565,9 @@ som_write_symbol_strings (bfd *abfd,
 
   /* Scribble out any partial block.  */
   amt = p - tmp_space;
-  if (bfd_bwrite ((void *) &tmp_space[0], amt, abfd) != amt)
+  res = bfd_bwrite ((void *) &tmp_space[0], amt, abfd);
+  free (tmp_space);
+  if (res != amt)
     return FALSE;
 
   *string_sizep = strings_size;