sparc-coff writing uninitialized memory

sparc-coff has a 20 byte symbol entry with an extra field, but neglects
to initialize the field.  Fix that.

	* coff/sparc.h (COFF_ADJUST_SYM_OUT_POST): Define.

diff --git a/include/ChangeLog b/include/ChangeLog
index 8ef84cb..722b8a5 100644 (file)
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2016-06-11  Alan Modra  <amodra@gmail.com>
+
+       * coff/sparc.h (COFF_ADJUST_SYM_OUT_POST): Define.
+
 2016-06-08  Jose E. Marchesi  <jose.marchesi@oracle.com>
 
        * opcode/sparc.h: Add missing documentation for hyperprivileged

diff --git a/include/coff/sparc.h b/include/coff/sparc.h
index 53d5555..62d2dab 100644 (file)
--- a/include/coff/sparc.h
+++ b/include/coff/sparc.h
@@ -138,6 +138,14 @@ union external_auxent
 #define        AUXENT  union external_auxent
 #define        AUXESZ  20
 
+#define COFF_ADJUST_SYM_OUT_POST(ABFD, INP, EXTP)      \
+  do                                                   \
+    {                                                  \
+      SYMENT *extsym = (SYMENT *) (EXTP);              \
+      extsym->padding[0] = 0;                          \
+      extsym->padding[1] = 0;                          \
+    } while (0)
+
 #define _ETEXT "etext"
 
 /********************** RELOCATION DIRECTIVES **********************/