PR23938, should not free memory alloced in obstack by free()

[deliverable/binutils-gdb.git] / gas / ChangeLog

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+2018-12-01  Alan Modra  <amodra@gmail.com>
+
+       PR 23938
+       * read.h (get_stab_string_offset): Update prototype.
+       * stabs.c (get_stab_string_offset): Add free_stabstr_secname
+       parameter.  Free stabstr_secname if unused as section name.
+       Don't xstrdup name when used.
+       (s_stab_generic): Remove forward declaration.  Add
+       stab_secname_obstack_end param.  Reference notes obstack via
+       macros.  Delete cached_secname.  Adjust get_stab_string_offset
+       call.  Free stab_secname if unused as section name.
+       (s_stab): Adjust s_stab_generic call.
+       (s_xstab): Likewise.  Delete saved_secname and saved_strsecname.
+       * config/obj-elf.c (obj_elf_init_stab_section): Adjust
+       get_stab_string_offset call.
+       * config/obj-coff.c (obj_coff_init_stab_section): Likewise.
+       * config/obj-som.c (obj_som_init_stab_section): Likewise.
+       * testsuite/gas/all/pr23938.s: New test.
+       * testsuite/gas/all/gas.exp: Run it.
+
 2018-11-30  Fredrik Noring  <noring@nocrew.org>
 
        * config/tc-mips.c (mips_fix_r5900, mips_fix_r5900_explicit):