Add missing include to bsd-kvm.c for gdb_abspath

[deliverable/binutils-gdb.git] / gas / as.c

diff --git a/gas/as.c b/gas/as.c
index d53db113e22ea868f69a3da29390813a0f1c52e3..091fe902da18ede2698b80859ade64c80ffba7d4 100644 (file)
--- a/gas/as.c
+++ b/gas/as.c
@@ -95,6 +95,13 @@ int debug_memory = 0;
 /* Enable verbose mode.  */
 int verbose = 0;
 
+/* Which version of DWARF CIE to produce.  This default value of -1
+   indicates that this value has not been set yet, a default value is
+   provided in dwarf2_init.  A different value can also be supplied by the
+   command line flag --gdwarf-cie-version, or by a target in
+   MD_AFTER_PARSE_ARGS.  */
+int flag_dwarf_cie_version = -1;
+
 #if defined OBJ_ELF || defined OBJ_MAYBE_ELF
 int flag_use_elf_stt_common = DEFAULT_GENERATE_ELF_STT_COMMON;
 bfd_boolean flag_generate_build_notes = DEFAULT_GENERATE_BUILD_NOTES;
@@ -479,6 +486,7 @@ parse_args (int * pargc, char *** pargv)
       OPTION_GSTABS_PLUS,
       OPTION_GDWARF2,
       OPTION_GDWARF_SECTIONS,
+      OPTION_GDWARF_CIE_VERSION,
       OPTION_STRIP_LOCAL_ABSOLUTE,
       OPTION_TRADITIONAL_FORMAT,
       OPTION_WARN,
@@ -534,6 +542,7 @@ parse_args (int * pargc, char *** pargv)
        so we keep it here for backwards compatibility.  */
     ,{"gdwarf2", no_argument, NULL, OPTION_GDWARF2}
     ,{"gdwarf-sections", no_argument, NULL, OPTION_GDWARF_SECTIONS}
+    ,{"gdwarf-cie-version", required_argument, NULL, OPTION_GDWARF_CIE_VERSION}
     ,{"gen-debug", no_argument, NULL, 'g'}
     ,{"gstabs", no_argument, NULL, OPTION_GSTABS}
     ,{"gstabs+", no_argument, NULL, OPTION_GSTABS_PLUS}
@@ -828,6 +837,16 @@ This program has absolutely no warranty.\n"));
          flag_dwarf_sections = TRUE;
          break;
 
+        case OPTION_GDWARF_CIE_VERSION:
+         flag_dwarf_cie_version = atoi (optarg);
+          /* The available CIE versions are 1 (DWARF 2), 3 (DWARF 3), and 4
+             (DWARF 4 and 5).  */
+         if (flag_dwarf_cie_version < 1
+              || flag_dwarf_cie_version == 2
+              || flag_dwarf_cie_version > 4)
+            as_fatal (_("Invalid --gdwarf-cie-version `%s'"), optarg);
+         break;
+
        case 'J':
          flag_signed_overflow_ok = 1;
          break;