31 lines
863 B
Diff
31 lines
863 B
Diff
From 138f1af2d77d56762a2c2af4759efd53c275b67e Mon Sep 17 00:00:00 2001
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From: Ilya Yanok <yanok@emcraft.com>
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Date: Mon, 21 Mar 2011 00:49:43 +0100
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Subject: [PATCH 5/6] PR45052
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---
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gcc/ipa-pure-const.c | 7 +++++++
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1 files changed, 7 insertions(+), 0 deletions(-)
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diff --git a/gcc/ipa-pure-const.c b/gcc/ipa-pure-const.c
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index 166dabb..da9d5d6 100644
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--- a/gcc/ipa-pure-const.c
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+++ b/gcc/ipa-pure-const.c
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@@ -416,6 +416,13 @@ check_stmt (gimple_stmt_iterator *gsip, funct_state local, bool ipa)
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print_gimple_stmt (dump_file, stmt, 0, 0);
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}
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+ if (gimple_has_volatile_ops (stmt))
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+ {
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+ local->pure_const_state = IPA_NEITHER;
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+ if (dump_file)
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+ fprintf (dump_file, " Volatile stmt is not const/pure\n");
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+ }
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+
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/* Look for loads and stores. */
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walk_stmt_load_store_ops (stmt, local, check_load, check_store);
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--
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1.7.4
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