common.opt (feliminate-dwarf2-dups): Replace references to "DWARF 2" with just "DWARF".
2016-01-20 Sandra Loosemore <sandra@codesourcery.com> gcc/ * common.opt (feliminate-dwarf2-dups): Replace references to "DWARF 2" with just "DWARF". * config/ia64/ia64.opt (mdwarf2-asm): Likewise. * doc/extend.texi: Likewise. * doc/cpp.texi: Likewise. * doc/invoke.texi: Likewise. (Option Summary): Add -gdwarf to list of Debugging Options. (Debugging Options): Document -gdwarf. * doc/contrib.texi: Spell "DWARF" like that. From-SVN: r232647
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Sandra Loosemore
Sandra Loosemore
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@ -1,3 +1,15 @@
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2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
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* common.opt (feliminate-dwarf2-dups): Replace references to
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"DWARF 2" with just "DWARF".
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* config/ia64/ia64.opt (mdwarf2-asm): Likewise.
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* doc/extend.texi: Likewise.
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* doc/cpp.texi: Likewise.
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* doc/invoke.texi: Likewise.
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(Option Summary): Add -gdwarf to list of Debugging Options.
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(Debugging Options): Document -gdwarf.
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* doc/contrib.texi: Spell "DWARF" like that.
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2016-01-21 Jakub Jelinek <jakub@redhat.com>
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* omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
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@ -1234,7 +1234,7 @@ Perform early inlining.
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feliminate-dwarf2-dups
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Common Report Var(flag_eliminate_dwarf2_dups)
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Perform DWARF2 duplicate elimination.
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Perform DWARF duplicate elimination.
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fipa-sra
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Common Report Var(flag_ipa_sra) Init(0) Optimization
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@ -103,7 +103,7 @@ Do not inline square root.
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mdwarf2-asm
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Target Report Mask(DWARF2_ASM)
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Enable Dwarf 2 line debug info via GNU as.
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Enable DWARF line debug info via GNU as.
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mearly-stop-bits
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Target Report Mask(EARLY_STOP_BITS)
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@ -57,7 +57,7 @@ Wolfgang Bangerth for processing tons of bug reports.
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Jon Beniston for his Microsoft Windows port of Java and port to Lattice Mico32.
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@item
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Daniel Berlin for better DWARF2 support, faster/better optimizations,
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Daniel Berlin for better DWARF 2 support, faster/better optimizations,
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improved alias analysis, plus migrating GCC to Bugzilla.
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@item
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@ -350,7 +350,7 @@ and for release management.
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@item
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Ron Guilmette implemented the @command{protoize} and @command{unprotoize}
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tools, the support for Dwarf symbolic debugging information, and much of
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tools, the support for DWARF 1 symbolic debugging information, and much of
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the support for System V Release 4. He has also worked heavily on the
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Intel 386 and 860 support.
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@ -2382,7 +2382,7 @@ These macros are defined when the target processor supports atomic compare
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and swap operations on operands 1, 2, 4, 8 or 16 bytes in length, respectively.
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@item __GCC_HAVE_DWARF2_CFI_ASM
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This macro is defined when the compiler is emitting Dwarf2 CFI directives
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This macro is defined when the compiler is emitting DWARF CFI directives
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to the assembler. When this is defined, it is possible to emit those same
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directives in inline assembly.
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@ -916,8 +916,8 @@ provided as built-in functions by GCC@.
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GCC can allocate complex automatic variables in a noncontiguous
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fashion; it's even possible for the real part to be in a register while
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the imaginary part is on the stack (or vice versa). Only the DWARF 2
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debug info format can represent this, so use of DWARF 2 is recommended.
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the imaginary part is on the stack (or vice versa). Only the DWARF
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debug info format can represent this, so use of DWARF is recommended.
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If you are using the stabs debug info format, GCC describes a noncontiguous
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complex variable as if it were two separate variables of noncomplex type.
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If the variable's actual name is @code{foo}, the two fictitious
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@ -1075,7 +1075,7 @@ the technical report.
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@end itemize
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Types @code{_Decimal32}, @code{_Decimal64}, and @code{_Decimal128}
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are supported by the DWARF 2 debug information format.
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are supported by the DWARF debug information format.
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@node Hex Floats
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@section Hex Floats
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@ -1249,7 +1249,7 @@ is incomplete:
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Pragmas to control overflow and rounding behaviors are not implemented.
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@end itemize
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Fixed-point types are supported by the DWARF 2 debug information format.
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Fixed-point types are supported by the DWARF debug information format.
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@node Named Address Spaces
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@section Named Address Spaces
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@ -316,7 +316,7 @@ Objective-C and Objective-C++ Dialects}.
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@item Debugging Options
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@xref{Debugging Options,,Options for Debugging Your Program}.
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@gccoptlist{-g -g@var{level} -gcoff -gdwarf-@var{version} @gol
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@gccoptlist{-g -g@var{level} -gcoff -gdwarf -gdwarf-@var{version} @gol
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-ggdb -grecord-gcc-switches -gno-record-gcc-switches @gol
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-gstabs -gstabs+ -gstrict-dwarf -gno-strict-dwarf @gol
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-gvms -gxcoff -gxcoff+ -gz@r{[}=@var{type}@r{]} @gol
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@ -5727,7 +5727,7 @@ information useful for debugging do not run at all, so that
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@item -g
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@opindex g
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Produce debugging information in the operating system's native format
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(stabs, COFF, XCOFF, or DWARF 2)@. GDB can work with this debugging
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(stabs, COFF, XCOFF, or DWARF)@. GDB can work with this debugging
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information.
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On most systems that use stabs format, @option{-g} enables use of extra
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@ -5741,12 +5741,13 @@ to generate the extra information, use @option{-gstabs+}, @option{-gstabs},
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@item -ggdb
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@opindex ggdb
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Produce debugging information for use by GDB@. This means to use the
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most expressive format available (DWARF 2, stabs, or the native format
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most expressive format available (DWARF, stabs, or the native format
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if neither of those are supported), including GDB extensions if at all
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possible.
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@item -gdwarf-@var{version}
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@opindex gdwarf-@var{version}
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@item -gdwarf
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@itemx -gdwarf-@var{version}
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@opindex gdwarf
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Produce debugging information in DWARF format (if that is supported).
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The value of @var{version} may be either 2, 3, 4 or 5; the default version
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for most targets is 4. DWARF Version 5 is only experimental.
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@ -5757,6 +5758,12 @@ use some non-conflicting DWARF 3 extensions in the unwind tables.
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Version 4 may require GDB 7.0 and @option{-fvar-tracking-assignments}
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for maximum benefit.
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GCC no longer supports DWARF Version 1, which is substantially
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different than Version 2 and later. For historical reasons, some
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other DWARF-related options (including @option{-feliminate-dwarf2-dups}
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and @option{-fno-dwarf2-cfi-asm}) retain a reference to DWARF Version 2
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in their names, but apply to all currently-supported versions of DWARF.
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@item -gstabs
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@opindex gstabs
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Produce debugging information in stabs format (if that is supported),
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@ -5817,11 +5824,8 @@ Level 3 includes extra information, such as all the macro definitions
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present in the program. Some debuggers support macro expansion when
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you use @option{-g3}.
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@option{-gdwarf-2} does not accept a concatenated debug level, because
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GCC used to support an option @option{-gdwarf} that meant to generate
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debug information in version 1 of the DWARF format (which is very
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different from version 2), and it would have been too confusing. That
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debug format is long obsolete, but the option cannot be changed now.
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@option{-gdwarf} does not accept a concatenated debug level, to avoid
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confusion with @option{-gdwarf-@var{level}}.
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Instead use an additional @option{-g@var{level}} option to change the
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debug level for DWARF.
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@ -5943,9 +5947,9 @@ when producing object files.
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@item -feliminate-dwarf2-dups
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@opindex feliminate-dwarf2-dups
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Compress DWARF 2 debugging information by eliminating duplicated
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Compress DWARF debugging information by eliminating duplicated
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information about each symbol. This option only makes sense when
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generating DWARF 2 debugging information with @option{-gdwarf-2}.
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generating DWARF debugging information.
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@item -femit-struct-debug-baseonly
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@opindex femit-struct-debug-baseonly
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@ -5958,7 +5962,7 @@ but at significant potential loss in type information to the debugger.
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See @option{-femit-struct-debug-reduced} for a less aggressive option.
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See @option{-femit-struct-debug-detailed} for more detailed control.
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This option works only with DWARF 2.
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This option works only with DWARF debug output.
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@item -femit-struct-debug-reduced
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@opindex femit-struct-debug-reduced
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@ -5972,7 +5976,7 @@ with some potential loss in type information to the debugger.
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See @option{-femit-struct-debug-baseonly} for a more aggressive option.
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See @option{-femit-struct-debug-detailed} for more detailed control.
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This option works only with DWARF 2.
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This option works only with DWARF debug output.
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@item -femit-struct-debug-detailed@r{[}=@var{spec-list}@r{]}
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@opindex femit-struct-debug-detailed
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@ -6020,18 +6024,18 @@ You may need to experiment to determine the best settings for your application.
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The default is @option{-femit-struct-debug-detailed=all}.
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This option works only with DWARF 2.
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This option works only with DWARF debug output.
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@item -fno-dwarf2-cfi-asm
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@opindex fdwarf2-cfi-asm
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@opindex fno-dwarf2-cfi-asm
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Emit DWARF 2 unwind info as compiler generated @code{.eh_frame} section
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Emit DWARF unwind info as compiler generated @code{.eh_frame} section
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instead of using GAS @code{.cfi_*} directives.
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@item -fno-eliminate-unused-debug-types
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@opindex feliminate-unused-debug-types
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@opindex fno-eliminate-unused-debug-types
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Normally, when producing DWARF 2 output, GCC avoids producing debug symbol
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Normally, when producing DWARF output, GCC avoids producing debug symbol
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output for types that are nowhere used in the source file being compiled.
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Sometimes it is useful to have GCC emit debugging
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information for all types declared in a compilation
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@ -11017,7 +11021,7 @@ that needs this handling enables it on your behalf.
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@item -fasynchronous-unwind-tables
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@opindex fasynchronous-unwind-tables
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Generate unwind table in DWARF 2 format, if supported by target machine. The
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Generate unwind table in DWARF format, if supported by target machine. The
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table is exact at each instruction boundary, so it can be used for stack
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unwinding from asynchronous events (such as debugger or garbage collector).
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@ -16427,7 +16431,7 @@ instructions. The default is to use these instructions.
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@itemx -mdwarf2-asm
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@opindex mno-dwarf2-asm
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@opindex mdwarf2-asm
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Don't (or do) generate assembler code for the DWARF 2 line number debugging
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Don't (or do) generate assembler code for the DWARF line number debugging
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info. This may be useful when not using the GNU assembler.
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@item -mearly-stop-bits
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@ -21020,7 +21024,7 @@ type. This is the default.
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Store (do not store) the address of the caller's frame as backchain pointer
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into the callee's stack frame.
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A backchain may be needed to allow debugging using tools that do not understand
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DWARF 2 call frame information.
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DWARF call frame information.
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When @option{-mno-packed-stack} is in effect, the backchain pointer is stored
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at the bottom of the stack frame; when @option{-mpacked-stack} is in effect,
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the backchain is placed into the topmost word of the 96/160 byte register
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