Implement -Wimplicit-fallthrough.

[thirdparty/gcc.git] / gcc / c-family / ChangeLog

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+2016-09-26  Marek Polacek  <polacek@redhat.com>
+
+       PR c/7652
+       * c-common.c (c_common_attribute_table): Add fallthrough attribute.
+       (handle_fallthrough_attribute): New function.
+       (attribute_fallthrough_p): New function.
+       * c-common.h (attribute_fallthrough_p): Declare.
+
 2016-09-24  Marek Polacek  <polacek@redhat.com>
 
        PR c/77490