gcc/c-family/

	* c-common.c (convert_vector_to_pointer_for_subscript): Remove
	cast to unsigned type.

gcc/
	* tree.h (tree_to_uhwi): Return an unsigned HOST_WIDE_INT.
	* tree.c (tree_to_uhwi): Return an unsigned HOST_WIDE_INT.
	(tree_ctz): Remove cast to unsigned type.
	* builtins.c (fold_builtin_memory_op): Likewise.
	* dwarf2out.c (descr_info_loc): Likewise.
	* godump.c (go_output_typedef): Likewise.
	* omp-low.c (expand_omp_simd): Likewise.
	* stor-layout.c (excess_unit_span): Likewise.
	* tree-object-size.c (addr_object_size): Likewise.
	* tree-sra.c (analyze_all_variable_accesses): Likewise.
	* tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
	(simplify_rotate): Likewise.
	* tree-ssa-strlen.c (adjust_last_stmt, handle_builtin_memcpy)
	(handle_pointer_plus): Likewise.
	* tree-switch-conversion.c (check_range): Likewise.
	* tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
	* tsan.c (instrument_builtin_call): Likewise.
	* cfgexpand.c (defer_stack_allocation): Add cast to HOST_WIDE_INT.
	* trans-mem.c (tm_log_add): Likewise.
	* config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
	* config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
	* config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
	* config/mips/mips.c (r10k_safe_mem_expr_p): Make offset unsigned.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204964 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 7 deletions

diff --git a/gcc/tree-ssa-strlen.c b/gcc/tree-ssa-strlen.c
index bf2a5fb61d5..04e9ef4a0e2 100644
--- a/gcc/tree-ssa-strlen.c
+++ b/gcc/tree-ssa-strlen.c
@@ -850,12 +850,11 @@ adjust_last_stmt (strinfo si, gimple stmt, bool is_strcat)
     {
       if (!tree_fits_uhwi_p (last.len)
 	  || integer_zerop (len)
-	  || (unsigned HOST_WIDE_INT) tree_to_uhwi (len)
-	     != (unsigned HOST_WIDE_INT) tree_to_uhwi (last.len) + 1)
+	  || tree_to_uhwi (len) != tree_to_uhwi (last.len) + 1)
 	return;
       /* Don't adjust the length if it is divisible by 4, it is more efficient
 	 to store the extra '\0' in that case.  */
-      if ((((unsigned HOST_WIDE_INT) tree_to_uhwi (len)) & 3) == 0)
+      if ((tree_to_uhwi (len) & 3) == 0)
 	return;
     }
   else if (TREE_CODE (len) == SSA_NAME)
@@ -1337,8 +1336,7 @@ handle_builtin_memcpy (enum built_in_function bcode, gimple_stmt_iterator *gsi)
       /* Handle memcpy (x, "abcd", 5) or
 	 memcpy (x, "abc\0uvw", 7).  */
       if (!tree_fits_uhwi_p (len)
-	  || (unsigned HOST_WIDE_INT) tree_to_uhwi (len)
-	     <= (unsigned HOST_WIDE_INT) ~idx)
+	  || tree_to_uhwi (len) <= (unsigned HOST_WIDE_INT) ~idx)
 	return;
     }
 
@@ -1627,8 +1625,7 @@ handle_pointer_plus (gimple_stmt_iterator *gsi)
     {
       tree off = gimple_assign_rhs2 (stmt);
       if (tree_fits_uhwi_p (off)
-	  && (unsigned HOST_WIDE_INT) tree_to_uhwi (off)
-	     <= (unsigned HOST_WIDE_INT) ~idx)
+	  && tree_to_uhwi (off) <= (unsigned HOST_WIDE_INT) ~idx)
 	ssa_ver_to_stridx[SSA_NAME_VERSION (lhs)]
 	    = ~(~idx - (int) tree_to_uhwi (off));
       return;