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Diffstat (limited to 'gcc/c-family/c-common.c')
| -rw-r--r-- | gcc/c-family/c-common.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index 03137fe..532923c 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -4314,9 +4314,15 @@ shorten_compare (location_t loc, tree *op0_ptr, tree *op1_ptr, /* If either arg is decimal float and the other is float, find the proper common type to use for comparison. */ else if (real1 && real2 + && DECIMAL_FLOAT_MODE_P (TYPE_MODE (TREE_TYPE (primop0))) + && DECIMAL_FLOAT_MODE_P (TYPE_MODE (TREE_TYPE (primop1)))) + type = common_type (TREE_TYPE (primop0), TREE_TYPE (primop1)); + + /* If either arg is decimal float and the other is float, fail. */ + else if (real1 && real2 && (DECIMAL_FLOAT_MODE_P (TYPE_MODE (TREE_TYPE (primop0))) || DECIMAL_FLOAT_MODE_P (TYPE_MODE (TREE_TYPE (primop1))))) - type = common_type (TREE_TYPE (primop0), TREE_TYPE (primop1)); + return 0; else if (real1 && real2 && (TYPE_PRECISION (TREE_TYPE (primop0)) |