98 lines
3.3 KiB
Text
98 lines
3.3 KiB
Text
Index: gcc/common.opt
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--- gcc/common.opt.orig
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+++ gcc/common.opt
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@@ -648,6 +648,10 @@ Wnull-dereference
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Common Var(warn_null_dereference) Warning
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Warn if dereferencing a NULL pointer may lead to erroneous or undefined behavior.
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+Wstack-larger-than-
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+Common RejectNegative Joined UInteger
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+-Wstack-larger-than-<number> Warn if a function is using more than <number> bytes of stack space for its local variables.
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+
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Wunsafe-loop-optimizations
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Common Ignore Warning
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Does nothing. Preserved for backward compatibility.
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@@ -767,7 +771,7 @@ Warn about statements between switch's controlling exp
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case.
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Wsystem-headers
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-Common Var(warn_system_headers) Warning
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+Common Var(warn_system_headers) Init(1) Warning
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Do not suppress warnings from system headers.
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Wtrampolines
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@@ -822,6 +826,10 @@ Wunused-variable
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Common Var(warn_unused_variable) Warning EnabledBy(Wunused)
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Warn when a variable is unused.
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+Wvariable-decl
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+Common Var(warn_variable_decl)
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+Warn about variable-sized declarations
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+
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Wcoverage-mismatch
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Common Var(warn_coverage_mismatch) Init(1) Warning
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Warn in case profiles in -fprofile-use do not match.
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@@ -974,7 +982,7 @@ Common Joined RejectNegative UInteger Var(flag_abi_ver
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The version of the C++ ABI in use.
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faggressive-loop-optimizations
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-Common Var(flag_aggressive_loop_optimizations) Optimization Init(1)
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+Common Var(flag_aggressive_loop_optimizations) Optimization
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Aggressively optimize loops using language constraints.
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falign-functions
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@@ -1244,7 +1252,7 @@ Common Var(flag_delete_dead_exceptions) Init(0) Optimi
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Delete dead instructions that may throw exceptions.
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fdelete-null-pointer-checks
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-Common Var(flag_delete_null_pointer_checks) Init(-1) Optimization
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+Common Var(flag_delete_null_pointer_checks) Init(0) Optimization
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Delete useless null pointer checks.
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fdevirtualize-at-ltrans
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@@ -1703,7 +1711,7 @@ Enable guessing of branch probabilities.
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; On SVR4 targets, it also controls whether or not to emit a
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; string identifying the compiler.
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fident
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-Common Var(flag_no_ident,0)
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+Common Var(flag_no_ident,0) Init(1)
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Process #ident directives.
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fif-conversion
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@@ -1783,7 +1791,7 @@ fcf-protection
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Common RejectNegative Alias(fcf-protection=,full)
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fcf-protection=
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-Common Joined RejectNegative Enum(cf_protection_level) Var(flag_cf_protection) Init(CF_NONE)
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+Common Joined RejectNegative Enum(cf_protection_level) Var(flag_cf_protection) Init(CF_DEFAULT)
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-fcf-protection=[full|branch|return|none|check] Instrument functions with checks to verify jump/call/return control-flow transfer
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instructions have valid targets.
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@@ -1941,7 +1949,7 @@ Common Var(flag_ivopts) Init(1) Optimization
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Optimize induction variables on trees.
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fjump-tables
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-Common Var(flag_jump_tables) Init(1) Optimization
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+Common Var(flag_jump_tables) Init(0) Optimization
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Use jump tables for sufficiently large switch statements.
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fbit-tests
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@@ -2627,7 +2635,7 @@ Common RejectNegative Joined Var(common_deferred_optio
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-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>.
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fstack-protector
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-Common Var(flag_stack_protect, 1) Init(-1) Optimization
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+Common Var(flag_stack_protect, 3) Init(-1) Optimization
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Use propolice as a stack protection method.
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fstack-protector-all
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@@ -3308,6 +3316,9 @@ no-canonical-prefixes
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Driver
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nodefaultlibs
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+Driver
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+
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+nopie
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Driver
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nostartfiles
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