PR tree-optimization/51680

[pf3gnuchains/gcc-fork.git] / gcc / common.opt

diff --git a/gcc/common.opt b/gcc/common.opt
index 13bbf9e..0544478 100644 (file)
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -551,6 +551,10 @@ Winline
 Common Var(warn_inline) Warning
 Warn when an inlined function cannot be inlined
 
+Winvalid-memory-model
+Common Var(warn_invalid_memory_model) Init(1) Warning
+Warn when an atomic memory model parameter is known to be outside the valid range.
+
 Wlarger-than-
 Common RejectNegative Joined Warning Undocumented Alias(Wlarger-than=)
 
@@ -566,10 +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
@@ -782,7 +782,10 @@ Driver Undocumented
 ;    function parameters used in other parameters and the return type.
 ;    First selectable in G++ 4.6.
 ;
-; 6: The version of the ABI that doesn't promote scoped enums to int.
+; 6: The version of the ABI that doesn't promote scoped enums to int and
+;    changes the mangling of template argument packs, const/static_cast,
+;    prefix ++ and --, and a class scope function used as a template
+;    argument.
 ;    First selectable in G++ 4.7.
 ;
 ; Additional positive integers will be assigned as new versions of
@@ -1190,6 +1193,10 @@ floop-block
 Common Report Var(flag_loop_block) Optimization
 Enable Loop Blocking transformation
 
+fgnu-tm
+Common Report Var(flag_tm)
+Enable support for GNU transactional memory
+
 floop-flatten
 Common Report Var(flag_loop_flatten) Optimization
 Enable Loop Flattening transformation
@@ -1266,6 +1273,10 @@ finline-limit=
 Common RejectNegative Joined UInteger
 -finline-limit=<number>        Limit the size of inlined functions to <number>
 
+finline-atomics
+Common Report Var(flag_inline_atomics) Init(1) Optimization
+Inline __atomic operations when a lock free instruction sequence is available.
+
 finstrument-functions
 Common Report Var(flag_instrument_function_entry_exit)
 Instrument function entry and exit with profiling calls
@@ -1325,7 +1336,7 @@ EnumValue
 Enum(ira_algorithm) String(priority) Value(IRA_ALGORITHM_PRIORITY)
 
 fira-region=
-Common Joined RejectNegative Enum(ira_region) Var(flag_ira_region) Init(IRA_REGION_MIXED)
+Common Joined RejectNegative Enum(ira_region) Var(flag_ira_region) Init(IRA_REGION_AUTODETECT)
 -fira-region=[one|all|mixed] Set regions for IRA
 
 Enum
@@ -1453,18 +1464,6 @@ 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
@@ -1769,8 +1768,12 @@ Common Ignore
 Does nothing.  Preserved for backward compatibility.
 
 fzee
-Common Report Var(flag_zee) Init(0)
-Eliminate redundant zero extensions on targets that support implicit extensions.
+Common Ignore
+Does nothing.  Preserved for backward compatibility.
+
+free
+Common Report Var(flag_ree) Init(0)
+Turn on Redundant Extensions Elimination pass.
 
 fshow-column
 Common Report Var(flag_show_column) Init(1)