From b94970bc41f7b2c6ab28d52493f95efcf2fa97de Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Thu, 17 Apr 2014 13:50:55 +0000 Subject: [PATCH] re PR tree-optimization/60849 (bogus comparison result type) 2014-04-17 Richard Biener PR middle-end/60849 * tree-ssa-propagate.c (valid_gimple_rhs_p): Allow vector comparison results and add clarifying comment. From-SVN: r209486 --- gcc/ChangeLog | 6 ++++++ gcc/tree-ssa-propagate.c | 10 +++++++--- 2 files changed, 13 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ead28c2bf928..1f463e340512 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-04-17 Richard Biener + + PR middle-end/60849 + * tree-ssa-propagate.c (valid_gimple_rhs_p): Allow vector + comparison results and add clarifying comment. + 2014-04-17 Jakub Jelinek * genmodes.c (struct mode_data): Add need_bytesize_adj field. diff --git a/gcc/tree-ssa-propagate.c b/gcc/tree-ssa-propagate.c index 47fd15455b25..59e46dc6420b 100644 --- a/gcc/tree-ssa-propagate.c +++ b/gcc/tree-ssa-propagate.c @@ -572,9 +572,13 @@ valid_gimple_rhs_p (tree expr) break; case tcc_comparison: - if (!INTEGRAL_TYPE_P (TREE_TYPE (expr)) - || (TREE_CODE (TREE_TYPE (expr)) != BOOLEAN_TYPE - && TYPE_PRECISION (TREE_TYPE (expr)) != 1)) + /* GENERIC allows comparisons with non-boolean types, reject + those for GIMPLE. Let vector-typed comparisons pass - rules + for GENERIC and GIMPLE are the same here. */ + if (!(INTEGRAL_TYPE_P (TREE_TYPE (expr)) + && (TREE_CODE (TREE_TYPE (expr)) == BOOLEAN_TYPE + || TYPE_PRECISION (TREE_TYPE (expr)) == 1)) + && ! VECTOR_TYPE_P (TREE_TYPE (expr))) return false; /* Fallthru. */