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* [gcc r12-6751] libstdc++: Remove -gdwarf-4 from flags for debug library
@ 2022-01-19 20:40 Jonathan Wakely
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From: Jonathan Wakely @ 2022-01-19 20:40 UTC (permalink / raw)
To: gcc-cvs, libstdc++-cvs
https://gcc.gnu.org/g:fe3e978027724f28d3e15747c991844793d42922
commit r12-6751-gfe3e978027724f28d3e15747c991844793d42922
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Wed Jan 19 19:29:42 2022 +0000
libstdc++: Remove -gdwarf-4 from flags for debug library
The default is -gdwarf-5 now, so this is hurting rather than improving
things.
libstdc++-v3/ChangeLog:
* configure.ac (GLIBCXX_ENABLE_DEBUG_FLAGS): Remove -gdwarf-4
from default flags.
* configure: Regenerate.
Diff:
---
libstdc++-v3/configure | 4 ++--
libstdc++-v3/configure.ac | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 6b7cd24c7cd..4c20c669144 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -1635,7 +1635,7 @@ Optional Features:
--enable-concept-checks use Boost-derived template checks [default=no]
--enable-libstdcxx-debug-flags=FLAGS
pass compiler FLAGS when building debug library
- [default="-gdwarf-4 -g3 -O0 -D_GLIBCXX_ASSERTIONS"]
+ [default="-g3 -O0 -D_GLIBCXX_ASSERTIONS"]
--enable-libstdcxx-debug
build extra debug library [default=no]
--enable-cxx-flags=FLAGS
@@ -18578,7 +18578,7 @@ if test "${enable_libstdcxx_debug_flags+set}" = set; then :
*) as_fn_error $? "--enable-libstdcxx-debug-flags needs compiler flags as arguments" "$LINENO" 5 ;;
esac
else
- enable_libstdcxx_debug_flags="-gdwarf-4 -g3 -O0 -D_GLIBCXX_ASSERTIONS"
+ enable_libstdcxx_debug_flags="-g3 -O0 -D_GLIBCXX_ASSERTIONS"
fi
diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac
index 2a3bc520501..e59bcdb2944 100644
--- a/libstdc++-v3/configure.ac
+++ b/libstdc++-v3/configure.ac
@@ -172,7 +172,7 @@ GLIBCXX_ENABLE_LONG_LONG([yes])
GLIBCXX_ENABLE_WCHAR_T([yes])
GLIBCXX_ENABLE_C99([yes])
GLIBCXX_ENABLE_CONCEPT_CHECKS([no])
-GLIBCXX_ENABLE_DEBUG_FLAGS(["-gdwarf-4 -g3 -O0 -D_GLIBCXX_ASSERTIONS"])
+GLIBCXX_ENABLE_DEBUG_FLAGS(["-g3 -O0 -D_GLIBCXX_ASSERTIONS"])
GLIBCXX_ENABLE_DEBUG([no])
GLIBCXX_ENABLE_PARALLEL([yes])
GLIBCXX_ENABLE_CXX_FLAGS
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