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| author | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-04-12 15:57:45 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-04-12 15:57:45 +0200 |
| commit | 76873758402927ca5fca67abc018eab862fd1b96 (patch) | |
| tree | 3ee9c7544c16c0adf77cb08020ba136611a605cf /gcc/expr.c | |
| parent | 940c9a7c2cf3bbbf43b0602c9283bf7579cf05ec (diff) | |
| download | gcc-76873758402927ca5fca67abc018eab862fd1b96.zip gcc-76873758402927ca5fca67abc018eab862fd1b96.tar.gz gcc-76873758402927ca5fca67abc018eab862fd1b96.tar.bz2 | |
re PR middle-end/80163 (ICE on hopefully valid code)
PR c/80163
* expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
vs. ZERO_EXTEND based on signedness of treeop0's type rather than
signedness of the result type.
* gcc.dg/torture/pr80163.c: New test.
From-SVN: r246876
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -8333,7 +8333,8 @@ expand_expr_real_2 (sepops ops, rtx target, machine_mode tmode, } else if (modifier == EXPAND_INITIALIZER) - op0 = gen_rtx_fmt_e (unsignedp ? ZERO_EXTEND : SIGN_EXTEND, mode, op0); + op0 = gen_rtx_fmt_e (TYPE_UNSIGNED (TREE_TYPE (treeop0)) + ? ZERO_EXTEND : SIGN_EXTEND, mode, op0); else if (target == 0) op0 = convert_to_mode (mode, op0, |