PR middle-end/50527
* tree.c (build_common_builtin_nodes): Add local_define_builtin for
+ BUILT_IN_ALLOCA_WITH_ALIGN. Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
+ throw.
* builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
+ arglist. Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
+ (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
+ (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-ssa-ccp.c (evaluate_stmt): Set align for
+ BUILT_IN_ALLOCA_WITH_ALIGN.
+ (fold_builtin_alloca_for_var): Rename to ...
+ (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
+ BUILT_IN_ALLOCA_WITH_ALIGN argument.
+ (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
+ fold_builtin_alloca_with_align.
+ (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
+ DEF_BUILTIN_STUB.
* ipa-pure-const.c (special_builtin_state): Handle
+ BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
+ (call_may_clobber_ref_p_1): Same.
* function.c (gimplify_parameters): Lower vla to
+ BUILT_IN_ALLOCA_WITH_ALIGN.
* gimplify.c (gimplify_vla_decl): Same.
* cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-mudflap.c (mf_xform_statements): Same.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
+ (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
* varasm.c (incorporeal_function_p): Same.
* tree-object-size.c (alloc_object_size): Same.
* gimple.c (gimple_build_call_from_tree): Same.