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Diffstat (limited to 'gcc/tree-ssa-propagate.c')
-rw-r--r-- | gcc/tree-ssa-propagate.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/tree-ssa-propagate.c b/gcc/tree-ssa-propagate.c index 840d7e76272..47fd15455b2 100644 --- a/gcc/tree-ssa-propagate.c +++ b/gcc/tree-ssa-propagate.c @@ -571,8 +571,14 @@ valid_gimple_rhs_p (tree expr) /* All constants are ok. */ break; - case tcc_binary: case tcc_comparison: + if (!INTEGRAL_TYPE_P (TREE_TYPE (expr)) + || (TREE_CODE (TREE_TYPE (expr)) != BOOLEAN_TYPE + && TYPE_PRECISION (TREE_TYPE (expr)) != 1)) + return false; + + /* Fallthru. */ + case tcc_binary: if (!is_gimple_val (TREE_OPERAND (expr, 0)) || !is_gimple_val (TREE_OPERAND (expr, 1))) return false; |