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authorEric Botcazou <ebotcazou@adacore.com>2014-04-04 21:07:48 +0000
committerEric Botcazou <ebotcazou@gcc.gnu.org>2014-04-04 21:07:48 +0000
commiteabcc725333106d65a31e74ad93affcf91047ede (patch)
tree2b4d7a729203344fdd6e51bca32b82df2dfa7e4c /gcc/explow.c
parent147d38a5959efbc793f7311f876dc5dca9a22f28 (diff)
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* explow.c (probe_stack_range): Emit a final optimization blockage.
From-SVN: r209130
Diffstat (limited to 'gcc/explow.c')
-rw-r--r--gcc/explow.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/explow.c b/gcc/explow.c
index 4e2f704..48e91a6 100644
--- a/gcc/explow.c
+++ b/gcc/explow.c
@@ -1729,6 +1729,9 @@ probe_stack_range (HOST_WIDE_INT first, rtx size)
emit_stack_probe (addr);
}
}
+
+ /* Make sure nothing is scheduled before we are done. */
+ emit_insn (gen_blockage ());
}
/* Adjust the stack pointer by minus SIZE (an rtx for a number of bytes)