* c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,

	gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
	stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
	tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
	tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
	tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
	tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
	vec.h: Fix comment formatting.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@87105 138bc75d-0d04-0410-961f-82ee72b054a4

29 files changed, 85 insertions, 74 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6dab2e77b8a..77cdac9e450 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,16 @@
 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
 
+	* c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
+	gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
+	stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
+	tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
+	tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
+	tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
+	tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
+	vec.h: Fix comment formatting.
+
+2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
+
 	* c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
 	et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
 	hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
diff --git a/gcc/c-common.c b/gcc/c-common.c
index 95116cd75ae..e1fa8e497cd 100644
--- a/gcc/c-common.c
+++ b/gcc/c-common.c
@@ -2557,7 +2557,7 @@ c_type_hash (const void *p)
   tree t2;
   switch (TREE_CODE (t))
     {
-    /* For pointers, hash on pointee type plus some swizzling. */
+    /* For pointers, hash on pointee type plus some swizzling.  */
     case POINTER_TYPE:
       return c_type_hash (TREE_TYPE (t)) ^ 0x3003003;
     /* Hash on number of elements and total size.  */
@@ -3009,7 +3009,7 @@ c_common_nodes_and_builtins (void)
 
   record_builtin_type (RID_VOID, NULL, void_type_node);
 
-  /* This node must not be shared. */
+  /* This node must not be shared.  */
   void_zero_node = make_node (INTEGER_CST);
   TREE_TYPE (void_zero_node) = void_type_node;
 
diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index 97f93524589..f5c74f35aa6 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -1280,7 +1280,7 @@ diagnose_mismatched_decls (tree newdecl, tree olddecl,
 	 not undefined behavior, and is the most convenient way to get
 	 some effects (see e.g.  what unwind-dw2-fde-glibc.c does to
 	 the definition of _Unwind_Find_FDE in unwind-dw2-fde.c), but
-	 we do diagnose it if -Wtraditional. */
+	 we do diagnose it if -Wtraditional.  */
       if (TREE_PUBLIC (olddecl) && !TREE_PUBLIC (newdecl))
 	{
 	  /* Two exceptions to the rule.  If olddecl is an extern
@@ -1483,7 +1483,7 @@ diagnose_mismatched_decls (tree newdecl, tree olddecl,
 	 definition.  */
       && !(TREE_CODE (newdecl) == FUNCTION_DECL
 	   && DECL_INITIAL (newdecl) && !DECL_INITIAL (olddecl))
-      /* Don't warn about redundant redeclarations of builtins. */
+      /* Don't warn about redundant redeclarations of builtins.  */
       && !(TREE_CODE (newdecl) == FUNCTION_DECL
 	   && !DECL_BUILT_IN (newdecl)
 	   && DECL_BUILT_IN (olddecl)
diff --git a/gcc/combine.c b/gcc/combine.c
index 44d8b292b5d..ea4c5b25747 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -1251,7 +1251,7 @@ can_combine_p (rtx insn, rtx i3, rtx pred ATTRIBUTE_UNUSED, rtx succ,
       if (GET_CODE (XVECEXP (PATTERN (i3), 0, i)) == CLOBBER)
 	{
           /* Don't substitute for a register intended as a clobberable
-	     operand. */
+	     operand.  */
 	  rtx reg = XEXP (XVECEXP (PATTERN (i3), 0, i), 0);
 	  if (rtx_equal_p (reg, dest))
 	    return 0;
diff --git a/gcc/defaults.h b/gcc/defaults.h
index 4b9cf5db63c..588d0fc9918 100644
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -243,7 +243,7 @@ do { fputs (integer_asm_op (POINTER_SIZE / BITS_PER_UNIT, TRUE), FILE); \
    archive's table of contents.  Defining this macro to be nonzero has
    the consequence that certain symbols will not be made weak that
    otherwise would be.  The C++ ABI requires this macro to be zero;
-   see the documentation. */
+   see the documentation.  */
 #ifndef TARGET_WEAK_NOT_IN_ARCHIVE_TOC
 #define TARGET_WEAK_NOT_IN_ARCHIVE_TOC 0
 #endif
diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index d8c511a615e..a86fb4c1187 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -10584,7 +10584,7 @@ round_up (tree value, int divisor)
   /* See if VALUE is already a multiple of DIVISOR.  If so, we don't
      have to do anything.  Only do this when we are not given a const,
      because in that case, this check is more expensive than just
-     doing it. */
+     doing it.  */
   if (TREE_CODE (value) != INTEGER_CST)
     {
       div = build_int_cst (TREE_TYPE (value), divisor);
@@ -10629,7 +10629,7 @@ round_down (tree value, int divisor)
   /* See if VALUE is already a multiple of DIVISOR.  If so, we don't
      have to do anything.  Only do this when we are not given a const,
      because in that case, this check is more expensive than just
-     doing it. */
+     doing it.  */
   if (TREE_CODE (value) != INTEGER_CST)
     {
       div = build_int_cst (TREE_TYPE (value), divisor);
diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 87f922c295f..839b62553b6 100644
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -4123,7 +4123,7 @@ gimplify_type_sizes (tree type, tree *list_p)
       break;
 
     case ARRAY_TYPE:
-      /* These anonymous types don't have declarations, so handle them here. */
+      /* These anonymous types don't have declarations, so handle them here.  */
       gimplify_type_sizes (TYPE_DOMAIN (type), list_p);
       break;
 
diff --git a/gcc/gthr-nks.h b/gcc/gthr-nks.h
index f377245b104..cee8059dbb0 100644
--- a/gcc/gthr-nks.h
+++ b/gcc/gthr-nks.h
@@ -30,7 +30,7 @@ Boston, MA 02111-1307, USA.  */
 #define __gthr_nks_h
 
 /* NKS threads specific definitions.
-   Easy, since the interface is mostly one-to-one mapping. */
+   Easy, since the interface is mostly one-to-one mapping.  */
 
 #define __GTHREADS 1
 
@@ -63,7 +63,7 @@ static NXKey_t _objc_thread_storage;
 
 /* Backend initialization functions */
 
-/* Initialize the threads subsystem. */
+/* Initialize the threads subsystem.  */
 static inline int
 __gthread_objc_init_thread_system(void)
 {
@@ -73,7 +73,7 @@ __gthread_objc_init_thread_system(void)
   return -1;
 }
 
-/* Close the threads subsystem. */
+/* Close the threads subsystem.  */
 static inline int
 __gthread_objc_close_thread_system(void)
 {
@@ -84,7 +84,7 @@ __gthread_objc_close_thread_system(void)
 
 /* Backend thread functions */
 
-/* Create a new thread of execution. */
+/* Create a new thread of execution.  */
 static inline objc_thread_t
 __gthread_objc_thread_detach(void (*func)(void *), void *arg)
 {
@@ -105,7 +105,7 @@ __gthread_objc_thread_detach(void (*func)(void *), void *arg)
   return thread_id;
 }
 
-/* Set the current thread's priority. */
+/* Set the current thread's priority.  */
 static inline int
 __gthread_objc_thread_set_priority(int priority)
 {
@@ -114,7 +114,7 @@ __gthread_objc_thread_set_priority(int priority)
   return -1;
 }
 
-/* Return the current thread's priority. */
+/* Return the current thread's priority.  */
 static inline int
 __gthread_objc_thread_get_priority(void)
 {
@@ -125,14 +125,14 @@ __gthread_objc_thread_get_priority(void)
   return -1;
 }
 
-/* Yield our process time to another thread. */
+/* Yield our process time to another thread.  */
 static inline void
 __gthread_objc_thread_yield(void)
 {
   NXThreadYield();
 }
 
-/* Terminate the current thread. */
+/* Terminate the current thread.  */
 static inline int
 __gthread_objc_thread_exit(void)
 {
@@ -143,21 +143,21 @@ __gthread_objc_thread_exit(void)
   return -1;
 }
 
-/* Returns an integer value which uniquely describes a thread. */
+/* Returns an integer value which uniquely describes a thread.  */
 static inline objc_thread_t
 __gthread_objc_thread_id(void)
 {
   (objc_thread_t) NXThreadGetId();
 }
 
-/* Sets the thread's local storage pointer. */
+/* Sets the thread's local storage pointer.  */
 static inline int
 __gthread_objc_thread_set_data(void *value)
 {
   return NXKeySetValue(_objc_thread_storage, value);
 }
 
-/* Returns the thread's local storage pointer. */
+/* Returns the thread's local storage pointer.  */
 static inline void *
 __gthread_objc_thread_get_data(void)
 {
@@ -170,7 +170,7 @@ __gthread_objc_thread_get_data(void)
 
 /* Backend mutex functions */
 
-/* Allocate a mutex. */
+/* Allocate a mutex.  */
 static inline int
 __gthread_objc_mutex_allocate(objc_mutex_t mutex)
 {
@@ -181,7 +181,7 @@ __gthread_objc_mutex_allocate(objc_mutex_t mutex)
   return -1;
 }
 
-/* Deallocate a mutex. */
+/* Deallocate a mutex.  */
 static inline int
 __gthread_objc_mutex_deallocate(objc_mutex_t mutex)
 {
@@ -193,14 +193,14 @@ __gthread_objc_mutex_deallocate(objc_mutex_t mutex)
   return 0;
 }
 
-/* Grab a lock on a mutex. */
+/* Grab a lock on a mutex.  */
 static inline int
 __gthread_objc_mutex_lock(objc_mutex_t mutex)
 {
   return NXLock((NXMutex_t *)mutex->backend);
 }
 
-/* Try to grab a lock on a mutex. */
+/* Try to grab a lock on a mutex.  */
 static inline int
 __gthread_objc_mutex_trylock(objc_mutex_t mutex)
 {
@@ -218,7 +218,7 @@ __gthread_objc_mutex_unlock(objc_mutex_t mutex)
 
 /* Backend condition mutex functions */
 
-/* Allocate a condition. */
+/* Allocate a condition.  */
 static inline int
 __gthread_objc_condition_allocate(objc_condition_t condition)
 {
@@ -229,7 +229,7 @@ __gthread_objc_condition_allocate(objc_condition_t condition)
   return 0;
 }
 
-/* Deallocate a condition. */
+/* Deallocate a condition.  */
 static inline int
 __gthread_objc_condition_deallocate(objc_condition_t condition)
 {
@@ -246,14 +246,14 @@ __gthread_objc_condition_wait(objc_condition_t condition, objc_mutex_t mutex)
   return NXCondWait((NXCond_t *)condition->backend, (NXMutex_t *)mutex->backend);
 }
 
-/* Wake up all threads waiting on this condition. */
+/* Wake up all threads waiting on this condition.  */
 static inline int
 __gthread_objc_condition_broadcast(objc_condition_t condition)
 {
   return NXCondBroadcast((NXCond_t *)condition->backend);
 }
 
-/* Wake up one thread waiting on this condition. */
+/* Wake up one thread waiting on this condition.  */
 static inline int
 __gthread_objc_condition_signal(objc_condition_t condition)
 {
@@ -303,7 +303,7 @@ __gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
 static inline int
 __gthread_key_dtor (__gthread_key_t key, void *ptr)
 {
-  /* Just reset the key value to zero. */
+  /* Just reset the key value to zero.  */
   if (ptr)
     return NXKeySetValue (key, NULL);
   return 0;
diff --git a/gcc/hooks.c b/gcc/hooks.c
index 6c17a5f4fc7..be4b9f9be16 100644
--- a/gcc/hooks.c
+++ b/gcc/hooks.c
@@ -48,7 +48,7 @@ hook_bool_void_true (void)
   return true;
 }
 
-/* Generic hook that takes no arguments and returns NO_REGS. */
+/* Generic hook that takes no arguments and returns NO_REGS.  */
 int
 hook_int_void_no_regs (void)
 {
diff --git a/gcc/lambda-code.c b/gcc/lambda-code.c
index 664092797ea..cdf04708bfb 100644
--- a/gcc/lambda-code.c
+++ b/gcc/lambda-code.c
@@ -288,7 +288,7 @@ print_lambda_linear_expression (FILE * outfile,
 /* Print a lambda loop structure LOOP to OUTFILE.  The depth/number of
    coefficients is given by DEPTH, the number of invariants is 
    given by INVARIANTS, and the character to start variable names with is given
-   by START. */
+   by START.  */
 
 void
 print_lambda_loop (FILE * outfile, lambda_loop loop, int depth,
@@ -487,7 +487,7 @@ lcm (int a, int b)
 }
 
 /* Compute the loop bounds for the auxiliary space NEST.
-   Input system used is Ax <= b.  TRANS is the unimodular transformation. */
+   Input system used is Ax <= b.  TRANS is the unimodular transformation.  */
 
 static lambda_loopnest
 lambda_compute_auxillary_space (lambda_loopnest nest,
@@ -702,7 +702,7 @@ lambda_compute_auxillary_space (lambda_loopnest nest,
 
 	    }
 	}
-      /* creates a new system by deleting the i'th variable. */
+      /* creates a new system by deleting the i'th variable.  */
       newsize = 0;
       for (j = 0; j < size; j++)
 	{
@@ -1360,7 +1360,7 @@ gcc_loop_to_lambda_loop (struct loop *loop, int depth,
   if (VEC_length (tree, *invariants) > (unsigned int) (2 * depth))
     abort ();
 
-  /* We might have some leftover. */
+  /* We might have some leftover.  */
   if (TREE_CODE (test) == LT_EXPR)
     extra = -1 * stepint;
   else if (TREE_CODE (test) == NE_EXPR)
@@ -1785,7 +1785,7 @@ lambda_loopnest_to_gcc_loopnest (struct loop *old_loopnest,
       newloop = LN_LOOPS (new_loopnest)[i];
 
       /* Linear offset is a bit tricky to handle.  Punt on the unhandled
-         cases for now. */
+         cases for now.  */
       offset = LL_LINEAR_OFFSET (newloop);
 
       if (LLE_DENOMINATOR (offset) != 1
@@ -1793,7 +1793,7 @@ lambda_loopnest_to_gcc_loopnest (struct loop *old_loopnest,
 	abort ();
 
       /* Now build the  new lower bounds, and insert the statements
-         necessary to generate it on the loop preheader. */
+         necessary to generate it on the loop preheader.  */
       newlowerbound = lle_to_gcc_expression (LL_LOWER_BOUND (newloop),
 					     LL_LINEAR_OFFSET (newloop),
 					     new_ivs,
diff --git a/gcc/lambda-mat.c b/gcc/lambda-mat.c
index dddfd3a0110..4734dc297b8 100644
--- a/gcc/lambda-mat.c
+++ b/gcc/lambda-mat.c
@@ -155,7 +155,7 @@ lambda_matrix_get_column (lambda_matrix mat, int n, int col,
     vec[i] = mat[i][col];
 }
 
-/* Delete rows r1 to r2 (not including r2). */
+/* Delete rows r1 to r2 (not including r2).  */
 
 void
 lambda_matrix_delete_rows (lambda_matrix mat, int rows, int from, int to)
@@ -463,7 +463,7 @@ lambda_matrix_hermite (lambda_matrix mat, int n,
    "U.A = S".  This decomposition is also known as "right Hermite".
    
    Ref: Algorithm 2.1 page 33 in "Loop Transformations for
-   Restructuring Compilers" Utpal Banerjee. */
+   Restructuring Compilers" Utpal Banerjee.  */
 
 void
 lambda_matrix_right_hermite (lambda_matrix A, int m, int n,
@@ -508,7 +508,7 @@ lambda_matrix_right_hermite (lambda_matrix A, int m, int n,
    V.S".  This decomposition is also known as "left Hermite".
    
    Ref: Algorithm 2.2 page 36 in "Loop Transformations for
-   Restructuring Compilers" Utpal Banerjee. */
+   Restructuring Compilers" Utpal Banerjee.  */
 
 void
 lambda_matrix_left_hermite (lambda_matrix A, int m, int n,
diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c
index 75ff523c6a1..01c9947a56f 100644
--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -44,7 +44,7 @@ tree sizetype_tab[(int) TYPE_KIND_LAST];
 /* If nonzero, this is an upper limit on alignment of structure fields.
    The value is measured in bits.  */
 unsigned int maximum_field_alignment = TARGET_DEFAULT_PACK_STRUCT * BITS_PER_UNIT;
-/* ... and its original value in bytes, specified via -fpack-struct=<value>. */
+/* ... and its original value in bytes, specified via -fpack-struct=<value>.  */
 unsigned int initial_max_fld_align = TARGET_DEFAULT_PACK_STRUCT;
 
 /* If nonzero, the alignment of a bitstring or (power-)set value, in bits.
diff --git a/gcc/target.h b/gcc/target.h
index 735a85d11dd..e91219cfd56 100644
--- a/gcc/target.h
+++ b/gcc/target.h
@@ -281,7 +281,7 @@ struct gcc_target
     bool (* is_costly_dependence) (rtx, rtx, rtx, int, int);
   } sched;
 
-  /* Return machine mode for filter value. */
+  /* Return machine mode for filter value.  */
   enum machine_mode (* eh_return_filter_mode) (void);
 
   /* Given two decls, merge their attributes and return the result.  */
diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c
index b08efe8f6d6..2be194794dc 100644
--- a/gcc/tree-cfg.c
+++ b/gcc/tree-cfg.c
@@ -2000,7 +2000,7 @@ cleanup_control_expr_graph (basic_block bb, block_stmt_iterator bsi)
 
 /* Given a control block BB and a predicate VAL, return the edge that
    will be taken out of the block.  If VAL does not match a unique
-   edge, NULL is returned. */
+   edge, NULL is returned.  */
 
 edge
 find_taken_edge (basic_block bb, tree val)
diff --git a/gcc/tree-chrec.c b/gcc/tree-chrec.c
index d4b8168c69d..d16522f5fae 100644
--- a/gcc/tree-chrec.c
+++ b/gcc/tree-chrec.c
@@ -241,7 +241,7 @@ chrec_fold_automatically_generated_operands (tree op0,
       || op1 == chrec_not_analyzed_yet)
     return chrec_not_analyzed_yet;
   
-  /* The default case produces a safe result. */
+  /* The default case produces a safe result.  */
   return chrec_dont_know;
 }
 
diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c
index da75585c0e4..86e1bb0ce8b 100644
--- a/gcc/tree-if-conv.c
+++ b/gcc/tree-if-conv.c
@@ -467,7 +467,7 @@ if_convertable_stmt_p (struct loop *loop, basic_block bb, tree stmt)
    - Basic block is after exit block but before latch.
    - Basic block edge(s) is not normal.
    EXIT_BB_SEEN is true if basic block with exit edge is already seen.
-   BB is inside loop LOOP. */
+   BB is inside loop LOOP.  */
 
 static bool
 if_convertable_bb_p (struct loop *loop, basic_block bb, bool exit_bb_seen)
@@ -847,7 +847,7 @@ process_phi_nodes (struct loop *loop)
 }
 
 /* Combine all basic block from the given LOOP into one or two super
-   basic block.  Replace PHI nodes with conditional modify expression. */
+   basic block.  Replace PHI nodes with conditional modify expression.  */
 
 static void
 combine_blocks (struct loop *loop)
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c
index 0200bfc5966..71e9ef2731b 100644
--- a/gcc/tree-inline.c
+++ b/gcc/tree-inline.c
@@ -183,7 +183,7 @@ remap_decl (tree decl, inline_data *id)
       walk_tree (&DECL_SIZE (t), copy_body_r, id, NULL);
       walk_tree (&DECL_SIZE_UNIT (t), copy_body_r, id, NULL);
 
-      /* If fields, do likewise for offset and qualifier. */
+      /* If fields, do likewise for offset and qualifier.  */
       if (TREE_CODE (t) == FIELD_DECL)
 	{
 	  walk_tree (&DECL_FIELD_OFFSET (t), copy_body_r, id, NULL);
@@ -691,7 +691,7 @@ setup_one_parameter (inline_data *id, tree p, tree value, tree fn,
 
   /* Make an equivalent VAR_DECL.  Note that we must NOT remap the type
      here since the type of this decl must be visible to the calling
-     function. */
+     function.  */
   var = copy_decl_for_inlining (p, fn, VARRAY_TREE (id->fns, 0));
 
   /* Register the VAR_DECL as the equivalent for the PARM_DECL;
@@ -1965,7 +1965,7 @@ walk_type_fields (tree type, walk_tree_fn func, void *data, void *htab)
 
     case ARRAY_TYPE:
       /* Don't follow this nodes's type if a pointer for fear that we'll
-	 have infinite recursion.  Those types are uninteresting anyway. */
+	 have infinite recursion.  Those types are uninteresting anyway.  */
       if (!POINTER_TYPE_P (TREE_TYPE (type))
 	  && TREE_CODE (TREE_TYPE (type)) != OFFSET_TYPE)
 	WALK_SUBTREE (TREE_TYPE (type));
diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c
index 6387b7fadd5..5df92ff94a0 100644
--- a/gcc/tree-into-ssa.c
+++ b/gcc/tree-into-ssa.c
@@ -67,7 +67,7 @@ struct def_blocks_d
      Ith block contains a definition of VAR.  */
   bitmap def_blocks;
 
-  /* Blocks that contain a phi node for VAR. */
+  /* Blocks that contain a phi node for VAR.  */
   bitmap phi_blocks;
 
   /* Blocks where VAR is live-on-entry.  Similar semantics as
diff --git a/gcc/tree-mudflap.c b/gcc/tree-mudflap.c
index 580d9ad3fa8..5ee7e1bfba1 100644
--- a/gcc/tree-mudflap.c
+++ b/gcc/tree-mudflap.c
@@ -193,7 +193,7 @@ mf_file_function_line_tree (location_t location)
   char *string;
   tree result;
 
-  /* Add FILENAME[:LINENUMBER]. */
+  /* Add FILENAME[:LINENUMBER].  */
   file = xloc.file;
   if (file == NULL && current_function_decl != NULL_TREE)
     file = DECL_SOURCE_FILE (current_function_decl);
@@ -251,7 +251,7 @@ static GTY (()) tree mf_cache_shift_decl;
 /* extern uintptr_t __mf_lc_mask; */
 static GTY (()) tree mf_cache_mask_decl;
 
-/* Their function-scope local shadows, used in single-threaded mode only. */
+/* Their function-scope local shadows, used in single-threaded mode only.  */
 
 /* auto const unsigned char __mf_lc_shift_l; */
 static GTY (()) tree mf_cache_shift_decl_l;
@@ -413,7 +413,7 @@ execute_mudflap_function_ops (void)
 
 /* Create and initialize local shadow variables for the lookup cache
    globals.  Put their decls in the *_l globals for use by
-   mf_build_check_statement_for. */
+   mf_build_check_statement_for.  */
 
 static void
 mf_decl_cache_locals (void)
@@ -462,7 +462,7 @@ mf_decl_cache_locals (void)
 static void
 mf_decl_clear_locals (void)
 {
-  /* Unset local shadows. */
+  /* Unset local shadows.  */
   mf_cache_shift_decl_l = NULL_TREE;
   mf_cache_mask_decl_l = NULL_TREE;
 }
diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index 310d46f864c..71b66c87e6f 100644
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -260,7 +260,7 @@ next_pass_1 (struct tree_opt_pass **list, struct tree_opt_pass *pass)
 {
 
   /* A non-zero static_pass_number indicates that the
-     pass is already in the list. */
+     pass is already in the list.  */
   if (pass->static_pass_number)
     {
       struct tree_opt_pass *new;
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c
index 79eb3a6db21..2566a238547 100644
--- a/gcc/tree-scalar-evolution.c
+++ b/gcc/tree-scalar-evolution.c
@@ -514,7 +514,7 @@ compute_overall_effect_of_inner_loop (struct loop *loop, tree evolution_fn)
 		 its value in the nb_iter-th iteration.  */
 	      res = chrec_apply (inner_loop->num, evolution_fn, nb_iter);
 	      
-	      /* Continue the computation until ending on a parent of LOOP. */
+	      /* Continue the computation until ending on a parent of LOOP.  */
 	      return compute_overall_effect_of_inner_loop (loop, res);
 	    }
 	}
@@ -1572,7 +1572,7 @@ analyze_evolution_in_loop (tree loop_phi_node,
 	ev_fn = chrec_dont_know;
       
       /* When there are multiple back edges of the loop (which in fact never
-	 happens currently, but nevertheless), merge their evolutions. */
+	 happens currently, but nevertheless), merge their evolutions.  */
       evolution_function = chrec_merge (evolution_function, ev_fn);
     }
   
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c
index 4027ec940e2..3569023ad78 100644
--- a/gcc/tree-ssa-alias.c
+++ b/gcc/tree-ssa-alias.c
@@ -1703,7 +1703,7 @@ set_pt_malloc (tree ptr)
   struct ptr_info_def *pi = SSA_NAME_PTR_INFO (ptr);
 
   /* If the pointer has already been found to point to arbitrary
-     memory locations, it is unsafe to mark it as pointing to malloc. */
+     memory locations, it is unsafe to mark it as pointing to malloc.  */
   if (pi->pt_anything)
     return;
 
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c
index 62c8d0271ad..e3577c1da18 100644
--- a/gcc/tree-ssa-ccp.c
+++ b/gcc/tree-ssa-ccp.c
@@ -328,7 +328,7 @@ likely_value (tree stmt)
         return UNKNOWN_VAL;
 	
 #ifdef ENABLE_CHECKING
-  /* There should be no VUSE operands that are UNDEFINED. */
+  /* There should be no VUSE operands that are UNDEFINED.  */
   if (val->lattice_val == UNDEFINED)
     abort ();
 #endif
@@ -773,7 +773,7 @@ ccp_visit_phi_node (tree phi)
       fprintf (dump_file, "\n\n");
     }
 
-  /* Check for an invalid change from UNKNOWN_VAL to UNDEFINED. */
+  /* Check for an invalid change from UNKNOWN_VAL to UNDEFINED.  */
   if (old_val->lattice_val == UNKNOWN_VAL
       && new_val.lattice_val == UNDEFINED)
     return SSA_PROP_NOT_INTERESTING;
@@ -1076,7 +1076,7 @@ visit_assignment (tree stmt, tree *output_p)
   }
 
   /* If LHS is not a gimple register, then it cannot take on an
-     UNDEFINED value. */
+     UNDEFINED value.  */
   if (!is_gimple_reg (SSA_NAME_VAR (lhs)) 
       && val.lattice_val == UNDEFINED)
     val.lattice_val = UNKNOWN_VAL;      
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c
index 10418588876..3b08aa32de4 100644
--- a/gcc/tree-ssa-dce.c
+++ b/gcc/tree-ssa-dce.c
@@ -425,7 +425,7 @@ mark_stmt_if_obviously_necessary (tree stmt, bool aggressive)
 	{
 	  /* If LHS is NULL, it means that we couldn't get the base
 	     address of the reference.  In which case, we should not
-	     remove this store. */
+	     remove this store.  */
 	  mark_stmt_necessary (stmt, true);
 	}
       else if (DECL_P (lhs))
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c
index 1267a546b0b..2bdf8853ca5 100644
--- a/gcc/tree-ssa-pre.c
+++ b/gcc/tree-ssa-pre.c
@@ -225,7 +225,7 @@ typedef struct value_set
 
 
 /* An unordered bitmap set.  One bitmap tracks values, the other,
-   expressions. */
+   expressions.  */
 typedef struct bitmap_set
 {
   bitmap expressions;
@@ -321,7 +321,7 @@ static htab_t phi_translate_table;
 
 typedef struct expr_pred_trans_d
 {
-  /* The expression. */
+  /* The expression.  */
   tree e;
 
   /* The predecessor block along which we translated the expression.  */
@@ -371,7 +371,7 @@ expr_pred_trans_eq (const void *p1, const void *p2)
 
 /* Search in the phi translation table for the translation of
    expression E in basic block PRED. Return the translated value, if
-   found, NULL otherwise. */ 
+   found, NULL otherwise.  */ 
 
 static inline tree
 phi_trans_lookup (tree e, basic_block pred)
@@ -703,7 +703,7 @@ bitmap_set_subtract_from_value_set (value_set_t a, bitmap_set_t b,
   return ret;
 }
 
-/* Return true if two sets are equal. */
+/* Return true if two sets are equal.  */
 
 static bool
 set_equal (value_set_t a, value_set_t b)
@@ -1533,7 +1533,7 @@ insert_aux (basic_block block)
 			      fprintf (dump_file, "\n");
 			    }
 
-			  /* Make the necessary insertions. */
+			  /* Make the necessary insertions.  */
 			  for (pred = block->pred;
 			       pred;
 			       pred = pred->pred_next)
diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c
index 770772cc951..f229fd45452 100644
--- a/gcc/tree-vectorizer.c
+++ b/gcc/tree-vectorizer.c
@@ -1432,7 +1432,7 @@ vect_transform_loop_bound (loop_vec_info loop_vinfo)
 	     &loop_exit_bsi, false, &indx_before_incr, &indx_after_incr);
 
   /* bsi_insert is using BSI_NEW_STMT. We need to bump it back 
-     to point to the exit condition. */
+     to point to the exit condition.  */
   bsi_next (&loop_exit_bsi);
   if (bsi_stmt (loop_exit_bsi) != orig_cond_expr)
     abort ();
@@ -2887,7 +2887,7 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo)
 }
 
 
-/* Utility functions used by vect_mark_stmts_to_be_vectorized. */
+/* Utility functions used by vect_mark_stmts_to_be_vectorized.  */
 
 /* Function vect_mark_relevant.
 
diff --git a/gcc/tree-vectorizer.h b/gcc/tree-vectorizer.h
index 4c280e93415..98c2ac82713 100644
--- a/gcc/tree-vectorizer.h
+++ b/gcc/tree-vectorizer.h
@@ -28,7 +28,7 @@ enum vect_var_kind {
   vect_pointer_var
 };
 
-/* Defines type of operation: unary or binary. */
+/* Defines type of operation: unary or binary.  */
 enum operation_type {
   unary_op = 1,
   binary_op
diff --git a/gcc/tree.h b/gcc/tree.h
index 4d5830c62da..c078fdb55c7 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1097,7 +1097,7 @@ struct tree_vec GTY(())
 #define SET_EXPR_LOCATION(NODE, FROM) \
   (EXPR_CHECK (NODE)->exp.locus = (FROM))
 #define EXPR_HAS_LOCATION(NODE) (EXPR_LOCATION (NODE) != UNKNOWN_LOCATION)
-/* EXPR_LOCUS and SET_EXPR_LOCUS are deprecated. */
+/* EXPR_LOCUS and SET_EXPR_LOCUS are deprecated.  */
 #define EXPR_LOCUS(NODE)					\
   (IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (TREE_CODE (NODE)))	\
    ? &(NODE)->exp.locus						\
@@ -1430,7 +1430,7 @@ struct tree_block GTY(())
 #define TYPE_DEBUG_REPRESENTATION_TYPE(NODE) (VECTOR_TYPE_CHECK (NODE)->type.values)
 
 /* For record and union types, information about this type, as a base type
-   for itself. */
+   for itself.  */
 #define TYPE_BINFO(NODE) (RECORD_OR_UNION_CHECK(NODE)->type.binfo)
 
 /* For non record and union types, used in a language-dependent way.  */
@@ -2369,7 +2369,7 @@ struct tree_value_handle GTY(())
 
   /* Unique ID for this value handle.  IDs are handed out in a
      conveniently dense form starting at 0, so that we can make
-     bitmaps of value handles. */
+     bitmaps of value handles.  */
   unsigned int id;
 };
 
@@ -3109,7 +3109,7 @@ extern void put_pending_sizes (tree);
 
 /* If nonzero, an upper limit on alignment of structure fields, in bits,  */
 extern unsigned int maximum_field_alignment;
-/* and its original value in bytes, specified via -fpack-struct=<value>. */
+/* and its original value in bytes, specified via -fpack-struct=<value>.  */
 extern unsigned int initial_max_fld_align;
 
 /* If nonzero, the alignment of a bitstring or (power-)set value, in bits.  */
diff --git a/gcc/vec.h b/gcc/vec.h
index 9708b4823bf..cbc5f81062a 100644
--- a/gcc/vec.h
+++ b/gcc/vec.h
@@ -202,7 +202,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
    Push a new element onto the end, returns a pointer to the slot
    filled in. For object vectors, the new value can be NULL, in which
    case NO initialization is performed.  Aborts if there is
-   insufficient space in the vector. */
+   insufficient space in the vector.  */
 
 #define VEC_quick_push(TDEF,V,O)	\
 	(VEC_OP(TDEF,quick_push)(V,O VEC_CHECK_INFO))