[PATCH 09/24] add --enable-default-compressed-debug-sections-algorithm configure option

[Arsen Arsenović via Gcc-patches]

From: Martin Liska <mli...@suse.cz>

ChangeLog:

        * configure.ac: Add 
--enable-default-compressed-debug-sections-algorithm.
        * configure: Regenerate.
---
 configure    | 13 +++++++++++++
 configure.ac |  6 ++++++
 2 files changed, 19 insertions(+)

diff --git a/configure b/configure
index a5f6282bb0e..c5f6ae8e745 100755
--- a/configure
+++ b/configure
@@ -807,6 +807,7 @@ enable_offload_defaulted
 enable_gold
 enable_ld
 enable_compressed_debug_sections
+enable_default_compressed_debug_sections_algorithm
 enable_libquadmath
 enable_libquadmath_support
 enable_libada
@@ -1546,6 +1547,9 @@ Optional Features:
   --enable-compressed-debug-sections={all,gas,gold,ld,none}
                           Enable compressed debug sections for gas, gold or ld
                           by default
+  --enable-default-compressed-debug-sections-algorithm={zlib,zstd}
+                          Default compression algorithm for
+                          --enable-compressed-debug-sections.
   --disable-libquadmath   do not build libquadmath directory
   --disable-libquadmath-support
                           disable libquadmath support for Fortran
@@ -3142,6 +3146,15 @@ else
 fi
 
 
+# Select default compression algorithm.
+# Check whether --enable-default_compressed_debug_sections_algorithm was given.
+if test "${enable_default_compressed_debug_sections_algorithm+set}" = set; 
then :
+  enableval=$enable_default_compressed_debug_sections_algorithm;
+else
+  default_compressed_debug_sections_algorithm=
+fi
+
+
 # Configure extra directories which are host specific
 
 case "${host}" in
diff --git a/configure.ac b/configure.ac
index e820940c81e..ef30300af28 100644
--- a/configure.ac
+++ b/configure.ac
@@ -418,6 +418,12 @@ AC_ARG_ENABLE(compressed_debug_sections,
   fi
 ], [enable_compressed_debug_sections=])
 
+# Select default compression algorithm.
+AC_ARG_ENABLE(default_compressed_debug_sections_algorithm,
+[AS_HELP_STRING([--enable-default-compressed-debug-sections-algorithm={zlib,zstd}],
+               [Default compression algorithm for 
--enable-compressed-debug-sections.])],
+[], [default_compressed_debug_sections_algorithm=])
+
 # Configure extra directories which are host specific
 
 case "${host}" in
-- 
2.41.0