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Remove support for demangling GCC 2.x era mangling schemes. 

libiberty/
	* cplus-dem.c: Remove cplus_mangle_opname, cplus_demangle_opname,
	internal_cplus_demangle, and all subroutines.
	(libiberty_demanglers): Remove entries for ancient GNU (pre-3.0),
	Lucid, ARM, HP, and EDG demangling styles.
	(cplus_demangle): Remove 'work' variable.  Don't call
	internal_cplus_demangle.
include/
	* demangle.h: Remove support for ancient GNU (pre-3.0), Lucid,
	ARM, HP, and EDG demangling styles.

From-SVN: r267363
This commit is contained in:
Jason Merrill 2018-12-22 19:06:34 -05:00 committed by Jason Merrill
parent 61e8dc4b93
commit 6c8120c5ff
5 changed files with 73 additions and 8002 deletions
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5
include/ChangeLog
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@ -1,3 +1,8 @@
2018-12-22 Jason Merrill <jason@redhat.com>
* demangle.h: Remove support for ancient GNU (pre-3.0), Lucid,
ARM, HP, and EDG demangling styles.
2018-12-11 Nick Clifton <nickc@redhat.com> 2018-12-11 Nick Clifton <nickc@redhat.com>
PR 88409 PR 88409

33
include/demangle.h
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@ -53,20 +53,13 @@ extern "C" {
*/ */
#define DMGL_AUTO (1 << 8) #define DMGL_AUTO (1 << 8)
#define DMGL_GNU (1 << 9)
#define DMGL_LUCID (1 << 10)
#define DMGL_ARM (1 << 11)
#define DMGL_HP (1 << 12) /* For the HP aCC compiler;
same as ARM except for
template arguments, etc. */
#define DMGL_EDG (1 << 13)
#define DMGL_GNU_V3 (1 << 14) #define DMGL_GNU_V3 (1 << 14)
#define DMGL_GNAT (1 << 15) #define DMGL_GNAT (1 << 15)
#define DMGL_DLANG (1 << 16) #define DMGL_DLANG (1 << 16)
#define DMGL_RUST (1 << 17) /* Rust wraps GNU_V3 style mangling. */ #define DMGL_RUST (1 << 17) /* Rust wraps GNU_V3 style mangling. */
/* If none of these are set, use 'current_demangling_style' as the default. */ /* If none of these are set, use 'current_demangling_style' as the default. */
#define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU|DMGL_LUCID|DMGL_ARM|DMGL_HP|DMGL_EDG|DMGL_GNU_V3|DMGL_JAVA|DMGL_GNAT|DMGL_DLANG|DMGL_RUST) #define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU_V3|DMGL_JAVA|DMGL_GNAT|DMGL_DLANG|DMGL_RUST)
/* Disable a limit on the depth of recursion in mangled strings. /* Disable a limit on the depth of recursion in mangled strings.
Note if this limit is disabled then stack exhaustion is possible when Note if this limit is disabled then stack exhaustion is possible when
@ -92,11 +85,6 @@ extern enum demangling_styles
no_demangling = -1, no_demangling = -1,
unknown_demangling = 0, unknown_demangling = 0,
auto_demangling = DMGL_AUTO, auto_demangling = DMGL_AUTO,
gnu_demangling = DMGL_GNU,
lucid_demangling = DMGL_LUCID,
arm_demangling = DMGL_ARM,
hp_demangling = DMGL_HP,
edg_demangling = DMGL_EDG,
gnu_v3_demangling = DMGL_GNU_V3, gnu_v3_demangling = DMGL_GNU_V3,
java_demangling = DMGL_JAVA, java_demangling = DMGL_JAVA,
gnat_demangling = DMGL_GNAT, gnat_demangling = DMGL_GNAT,
@ -108,11 +96,6 @@ extern enum demangling_styles
#define NO_DEMANGLING_STYLE_STRING "none" #define NO_DEMANGLING_STYLE_STRING "none"
#define AUTO_DEMANGLING_STYLE_STRING "auto" #define AUTO_DEMANGLING_STYLE_STRING "auto"
#define GNU_DEMANGLING_STYLE_STRING "gnu"
#define LUCID_DEMANGLING_STYLE_STRING "lucid"
#define ARM_DEMANGLING_STYLE_STRING "arm"
#define HP_DEMANGLING_STYLE_STRING "hp"
#define EDG_DEMANGLING_STYLE_STRING "edg"
#define GNU_V3_DEMANGLING_STYLE_STRING "gnu-v3" #define GNU_V3_DEMANGLING_STYLE_STRING "gnu-v3"
#define JAVA_DEMANGLING_STYLE_STRING "java" #define JAVA_DEMANGLING_STYLE_STRING "java"
#define GNAT_DEMANGLING_STYLE_STRING "gnat" #define GNAT_DEMANGLING_STYLE_STRING "gnat"
@ -123,11 +106,6 @@ extern enum demangling_styles
#define CURRENT_DEMANGLING_STYLE current_demangling_style #define CURRENT_DEMANGLING_STYLE current_demangling_style
#define AUTO_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_AUTO) #define AUTO_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_AUTO)
#define GNU_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNU)
#define LUCID_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_LUCID)
#define ARM_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_ARM)
#define HP_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_HP)
#define EDG_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_EDG)
#define GNU_V3_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNU_V3) #define GNU_V3_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNU_V3)
#define JAVA_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_JAVA) #define JAVA_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_JAVA)
#define GNAT_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNAT) #define GNAT_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNAT)
@ -147,17 +125,8 @@ extern const struct demangler_engine
extern char * extern char *
cplus_demangle (const char *mangled, int options); cplus_demangle (const char *mangled, int options);
extern int
cplus_demangle_opname (const char *opname, char *result, int options);
extern const char *
cplus_mangle_opname (const char *opname, int options);
/* Note: This sets global state. FIXME if you care about multi-threading. */ /* Note: This sets global state. FIXME if you care about multi-threading. */
extern void
set_cplus_marker_for_demangling (int ch);
extern enum demangling_styles extern enum demangling_styles
cplus_demangle_set_style (enum demangling_styles style); cplus_demangle_set_style (enum demangling_styles style);

10
libiberty/ChangeLog
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@ -1,3 +1,13 @@
2018-12-22 Jason Merrill <jason@redhat.com>
Remove support for demangling GCC 2.x era mangling schemes.
* cplus-dem.c: Remove cplus_mangle_opname, cplus_demangle_opname,
internal_cplus_demangle, and all subroutines.
(libiberty_demanglers): Remove entries for ancient GNU (pre-3.0),
Lucid, ARM, HP, and EDG demangling styles.
(cplus_demangle): Remove 'work' variable. Don't call
internal_cplus_demangle.
2018-12-07 Nick Clifton <nickc@redhat.com> 2018-12-07 Nick Clifton <nickc@redhat.com>
PR 87681 PR 87681

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libiberty/cplus-dem.c
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3441
libiberty/testsuite/demangle-expected
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