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-rw-r--r--gcc/builtins.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c
index 1a54a06..78a577f 100644
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -2220,6 +2220,9 @@ expand_builtin_int_roundingfn (tree exp, rtx target, rtx subtarget)
/* Fall back to floating point rounding optab. */
fallback_fndecl = mathfn_built_in (TREE_TYPE (arg), fallback_fn);
+ /* We shouldn't get here on targets without TARGET_C99_FUNCTIONS.
+ ??? Perhaps convert (int)floorf(x) into (int)floor((double)x). */
+ gcc_assert (fallback_fndecl != NULL_TREE);
exp = build_function_call_expr (fallback_fndecl, arglist);
tmp = expand_builtin_mathfn (exp, NULL_RTX, NULL_RTX);