From e7399b548c866ee2e408e0855b3be794c056fb1d Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Fri, 8 Nov 2019 13:15:40 +0000 Subject: [PATCH] re PR ipa/92409 (r277920 causes ICE in gcc.dg/cast-function-1.c) 2019-11-08 Richard Biener PR ipa/92409 * tree-inline.c (declare_return_variable): Properly handle type mismatches for the return slot. From-SVN: r277972 --- gcc/ChangeLog | 6 ++++++ gcc/tree-inline.c | 8 +++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a2f30cf8aec..89bb2040880 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-11-08 Richard Biener + + PR ipa/92409 + * tree-inline.c (declare_return_variable): Properly handle + type mismatches for the return slot. + 2019-11-08 Eric Botcazou PR target/92095 diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index 9d0acd97f77..63274f74679 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -3593,7 +3593,9 @@ declare_return_variable (copy_body_data *id, tree return_slot, tree modify_dest, vs. the call expression. */ if (modify_dest) caller_type = TREE_TYPE (modify_dest); - else + else if (return_slot) + caller_type = TREE_TYPE (return_slot); + else /* No LHS on the call. */ caller_type = TREE_TYPE (TREE_TYPE (callee)); /* We don't need to do anything for functions that don't return anything. */ @@ -3634,6 +3636,10 @@ declare_return_variable (copy_body_data *id, tree return_slot, tree modify_dest, && !DECL_GIMPLE_REG_P (result) && DECL_P (var)) DECL_GIMPLE_REG_P (var) = 0; + + if (!useless_type_conversion_p (callee_type, caller_type)) + var = build1 (VIEW_CONVERT_EXPR, callee_type, var); + use = NULL; goto done; } -- 2.30.2