re PR c/77946 (-Wimplicit-fallthrough=1 ICE: tree check: expected tree that contains...

	PR c/77946
	* tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
	public_flag.
	* varasm.c (default_binds_local_p_3): Formatting fix.

	* c-c++-common/Wimplicit-fallthrough-34.c: New test.

From-SVN: r241094

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 449a759..b2b3ab5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2016-10-13  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c/77946
+       * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
+       public_flag.
+       * varasm.c (default_binds_local_p_3): Formatting fix.
+
 2016-10-13  Bin Cheng  <bin.cheng@arm.com>
 
        * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c059a1d..5dc04c5 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-10-13  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c/77946
+       * c-c++-common/Wimplicit-fallthrough-34.c: New test.
+
 2016-10-13  Martin Liska  <mliska@suse.cz>
 
        PR tree-optimization/77943

diff --git a/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-34.c b/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-34.c
new file mode 100644 (file)
index 0000000..9168c52
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/Wimplicit-fallthrough-34.c
@@ -0,0 +1,12 @@
+/* PR c/77946 */
+/* { dg-do compile } */
+/* { dg-options "-Wimplicit-fallthrough" } */
+
+void
+foo (void)
+{
+  static void *p = &&lab;
+  goto *p;
+  /*FALLTHRU*/
+  lab:;
+}

diff --git a/gcc/tree.h b/gcc/tree.h
index 30c6439..434a7a1 100644 (file)
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -777,7 +777,7 @@ extern void omp_clause_range_check_failed (const_tree, const char *, int,
 /* Whether a case or a user-defined label is allowed to fall through to.
    This is used to implement -Wimplicit-fallthrough.  */
 #define FALLTHROUGH_LABEL_P(NODE) \
-  (LABEL_DECL_CHECK (NODE)->base.public_flag)
+  (LABEL_DECL_CHECK (NODE)->base.private_flag)
 
 /* Nonzero means this expression is volatile in the C sense:
    its address should be of type `volatile WHATEVER *'.

diff --git a/gcc/varasm.c b/gcc/varasm.c
index a036872..99dd4cb 100644 (file)
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -6856,8 +6856,8 @@ default_binds_local_p_3 (const_tree exp, bool shlib, bool weak_dominate,
      FIXME: We can resolve the weakref case more curefuly by looking at the
      weakref alias.  */
   if (lookup_attribute ("weakref", DECL_ATTRIBUTES (exp))
-          || (TREE_CODE (exp) == FUNCTION_DECL
-              && lookup_attribute ("ifunc", DECL_ATTRIBUTES (exp))))
+      || (TREE_CODE (exp) == FUNCTION_DECL
+         && lookup_attribute ("ifunc", DECL_ATTRIBUTES (exp))))
     return false;
 
   /* Static variables are always local.  */