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[PATCH] Document -fno-dwarf2-cfi-asm in invoke.texi (PR middle-end/37479)
- From: Jakub Jelinek <jakub at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Mon, 15 Sep 2008 07:04:22 -0400
- Subject: [PATCH] Document -fno-dwarf2-cfi-asm in invoke.texi (PR middle-end/37479)
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
Hi!
Ok for trunk?
2008-09-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/37479
* doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
--- gcc/doc/invoke.texi.jj 2008-09-15 09:36:21.000000000 +0200
+++ gcc/doc/invoke.texi 2008-09-15 12:57:05.000000000 +0200
@@ -307,7 +307,8 @@ Objective-C and Objective-C++ Dialects}.
-ftest-coverage -ftime-report -fvar-tracking @gol
-g -g@var{level} -gcoff -gdwarf-2 @gol
-ggdb -gstabs -gstabs+ -gvms -gxcoff -gxcoff+ @gol
--fno-merge-debug-strings -fdebug-prefix-map=@var{old}=@var{new} @gol
+-fno-merge-debug-strings -fno-dwarf2-cfi-asm @gol
+-fdebug-prefix-map=@var{old}=@var{new} @gol
-femit-struct-debug-baseonly -femit-struct-debug-reduced @gol
-femit-struct-debug-detailed@r{[}=@var{spec-list}@r{]} @gol
-p -pg -print-file-name=@var{library} -print-libgcc-file-name @gol
@@ -4345,6 +4346,12 @@ on by default.
When compiling files in directory @file{@var{old}}, record debugging
information describing them as in @file{@var{new}} instead.
+@item -fno-dwarf2-cfi-asm
+@opindex fdwarf2-cfi-asm
+@opindex fno-dwarf2-cfi-asm
+Emit DWARF 2 unwind info as compiler generated @code{.eh_frame} section
+instead of using GAS @code{.cfi_*} directives.
+
@cindex @command{prof}
@item -p
@opindex p
Jakub