https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71700
--- Comment #2 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Tue Jul 12 15:00:28 2016 New Revision: 238248 URL: https://gcc.gnu.org/viewcvs?rev=238248&root=gcc&view=rev Log: [expr.c] PR middle-end/71700: zero-extend sub-word value when widening constructor element PR middle-end/71700 * expr.c (store_constructor): Mask sign-extended bits when widening sub-word constructor element at the start of a word. * gcc.c-torture/execute/pr71700.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr71700.c Modified: trunk/gcc/ChangeLog trunk/gcc/expr.c trunk/gcc/testsuite/ChangeLog