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re PR middle-end/51764 (mudflap does not work with LTO)

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2012-01-05  Richard Guenther  <rguenther@suse.de>

	PR middle-end/51764
	* common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
	to c.opt.
	* toplev.c (process_options): Reject combining mudflap and LTO.
	* tree-nomudflap.c (nogo): Use sorry instead of internal_error.

	c-family/
	* c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
	from common.opt.

From-SVN: r182913
This commit is contained in:
Richard Guenther 2012-01-05 15:08:42 +00:00 committed by Richard Biener
parent be223aafde
commit 5720c0dc9c
6 changed files with 34 additions and 17 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2012-01-05 Richard Guenther <rguenther@suse.de>
PR middle-end/51764
* common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
to c.opt.
* toplev.c (process_options): Reject combining mudflap and LTO.
* tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2012-01-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/51760

6
gcc/c-family/ChangeLog
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@ -1,3 +1,9 @@
2012-01-05 Richard Guenther <rguenther@suse.de>
PR middle-end/51764
* c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
from common.opt.
2011-12-30 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51316

16
gcc/c-family/c.opt
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@ -489,6 +489,10 @@ Wmissing-prototypes
C ObjC Var(warn_missing_prototypes) Warning
Warn about global functions without prototypes
Wmudflap
C ObjC C++ ObjC++ Var(warn_mudflap) Init(1) Warning
Warn about constructs not instrumented by -fmudflap
Wmultichar
C ObjC C++ ObjC++ Warning
Warn about use of multi-character character constants
@ -865,6 +869,18 @@ fms-extensions
C ObjC C++ ObjC++ Var(flag_ms_extensions)
Don't warn about uses of Microsoft extensions
fmudflap
C ObjC C++ ObjC++ RejectNegative Report Var(flag_mudflap)
Add mudflap bounds-checking instrumentation for single-threaded program
fmudflapth
C ObjC C++ ObjC++ RejectNegative Report Var(flag_mudflap,2)
Add mudflap bounds-checking instrumentation for multi-threaded program
fmudflapir
C ObjC C++ ObjC++ RejectNegative Report Var(flag_mudflap_ignore_reads)
Ignore read operations when inserting mudflap instrumentation
fname-mangling-version-
C++ ObjC++ Joined Ignore Warn(switch %qs is no longer supported)

16
gcc/common.opt
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@ -570,10 +570,6 @@ Wmissing-noreturn
Common Var(warn_missing_noreturn) Warning
Warn about functions which might be candidates for __attribute__((noreturn))
Wmudflap
Common Var(warn_mudflap) Init(1) Warning
Warn about constructs not instrumented by -fmudflap
Woverflow
Common Var(warn_overflow) Init(1) Warning
Warn about overflow in arithmetic expressions
@ -1465,18 +1461,6 @@ fmove-loop-invariants
Common Report Var(flag_move_loop_invariants) Init(1) Optimization
Move loop invariant computations out of loops
fmudflap
Common RejectNegative Report Var(flag_mudflap)
Add mudflap bounds-checking instrumentation for single-threaded program
fmudflapth
Common RejectNegative Report Var(flag_mudflap,2)
Add mudflap bounds-checking instrumentation for multi-threaded program
fmudflapir
Common RejectNegative Report Var(flag_mudflap_ignore_reads)
Ignore read operations when inserting mudflap instrumentation
fdce
Common Var(flag_dce) Init(1) Optimization
Use the RTL dead code elimination pass

3
gcc/toplev.c
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@ -1325,6 +1325,9 @@ process_options (void)
"and -ftree-loop-linear)");
#endif
if (flag_mudflap && flag_lto)
sorry ("mudflap cannot be used together with link-time optimization");
/* One region RA really helps to decrease the code size. */
if (flag_ira_region == IRA_REGION_AUTODETECT)
flag_ira_region

2
gcc/tree-nomudflap.c
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@ -44,7 +44,7 @@ along with GCC; see the file COPYING3. If not see
static void
nogo (void)
{
internal_error ("mudflap: this language is not supported");
sorry ("mudflap: this language is not supported");
}
void