From 26d7dc48b628d0fa16f2a1660b23602821c748f9 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Thu, 9 Mar 2017 13:20:03 +0000 Subject: re PR ipa/79970 (ICE in add_stack_var, at cfgexpand.c:450 with always_inline attribute) 2017-03-09 Richard Biener PR ipa/79970 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing alignment of BLKmode params. * gcc.dg/torture/pr79970.c: New testcase. From-SVN: r246001 --- gcc/ipa-prop.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'gcc/ipa-prop.c') diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c index d519cdf..b3d5159 100644 --- a/gcc/ipa-prop.c +++ b/gcc/ipa-prop.c @@ -4198,7 +4198,8 @@ ipa_modify_formal_parameters (tree fndecl, ipa_parm_adjustment_vec adjustments) else { ptype = adj->type; - if (is_gimple_reg_type (ptype)) + if (is_gimple_reg_type (ptype) + && TYPE_MODE (ptype) != BLKmode) { unsigned malign = GET_MODE_ALIGNMENT (TYPE_MODE (ptype)); if (TYPE_ALIGN (ptype) != malign) -- cgit v1.1