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| author | Richard Sandiford <richard.sandiford@arm.com> | 2019-12-02 17:51:08 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2019-12-02 17:51:08 +0000 |
| commit | fddcfa5b84bf8a063e3e1347d787df5a36beceb2 (patch) | |
| tree | 6044144f87e20cc2c9695e330d90f5a6162fe782 /gcc/tree-ssa.c | |
| parent | c0e0174bbd7009d34e78484bbaa9e0353939819c (diff) | |
| download | gcc-fddcfa5b84bf8a063e3e1347d787df5a36beceb2.zip gcc-fddcfa5b84bf8a063e3e1347d787df5a36beceb2.tar.gz gcc-fddcfa5b84bf8a063e3e1347d787df5a36beceb2.tar.bz2 | |
Tighten check for vector types in fold_convertible_p (PR 92741)
In this PR, IPA-CP was misled into using NOP_EXPR rather than
VIEW_CONVERT_EXPR to reinterpret a vector of 4 shorts as a vector
of 2 ints. This tripped the tree-cfg.c assert I'd added in r278245.
2019-12-02 Richard Sandiford <richard.sandiford@arm.com>
gcc/
PR middle-end/92741
* fold-const.c (fold_convertible_p): Check vector types more
thoroughly.
gcc/testsuite/
PR middle-end/92741
* gcc.dg/pr92741.c: New test.
From-SVN: r278910
Diffstat (limited to 'gcc/tree-ssa.c')
0 files changed, 0 insertions, 0 deletions