From: Martin Liska <mliska@suse.cz>
Date: Mon, 4 Feb 2019 12:19:48 +0000 (+0100)
Subject: Bail out when ipa_fn_summaries does not contain entry for callee (PR ipa/88958).
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1d546c60983797f7090739e50d4bbccc95515d34;p=gcc.git

Bail out when ipa_fn_summaries does not contain entry for callee (PR ipa/88958).

2019-02-04  Martin Liska  <mliska@suse.cz>

	PR ipa/88958
	* ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
	out when ipa_fn_summaries does not contain entry for callee.
2019-02-04  Martin Liska  <mliska@suse.cz>

	PR ipa/88958
	* gcc.dg/ipa/pr88958.c: New test.

From-SVN: r268516
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1c9b1c77929..f55dfcd39fb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-02-04  Martin Liska  <mliska@suse.cz>
+
+	PR ipa/88958
+	* ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
+	out when ipa_fn_summaries does not contain entry for callee.
+
 2019-02-04  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* config/sparc/sparc.h: Remove superfluous blank lines.
diff --git a/gcc/ipa-fnsummary.c b/gcc/ipa-fnsummary.c
index 535b3f22d49..057b364b379 100644
--- a/gcc/ipa-fnsummary.c
+++ b/gcc/ipa-fnsummary.c
@@ -2582,6 +2582,9 @@ estimate_edge_devirt_benefit (struct cgraph_edge *ie,
   if (avail < AVAIL_AVAILABLE)
     return false;
   isummary = ipa_fn_summaries->get (callee);
+  if (isummary == NULL)
+    return false;
+
   return isummary->inlinable;
 }
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8df6a0546d1..231cd55ca30 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-02-04  Martin Liska  <mliska@suse.cz>
+
+	PR ipa/88958
+	* gcc.dg/ipa/pr88958.c: New test.
+
 2019-02-04  Jakub Jelinek  <jakub@redhat.com>
 
 	* gcc.dg/debug/dwarf2/inline5.c: Handle also @, ; or | comment
diff --git a/gcc/testsuite/gcc.dg/ipa/pr88958.c b/gcc/testsuite/gcc.dg/ipa/pr88958.c
new file mode 100644
index 00000000000..8253a893cf6
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/ipa/pr88958.c
@@ -0,0 +1,13 @@
+void f (void)
+{
+}
+__attribute__((__optimize__("O2")))
+void g (void f())
+{
+  f();
+}
+__attribute__((__optimize__("O2")))
+void h (void)
+{
+  g(f);
+}